2026-09-11T08:49:17.367373Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-11T08:49:34.594540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=5926 expansion_and_footprint_ms=7446 estimated_row_bytes=73816 heuristic_row_bytes=164408 geometry_fragments_per_tile=8490 fragment_limit=16384
2026-09-11T08:49:35.511220Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=72 candidates=17 ordinary_horizon=688 paired_horizon=1417 use_paired=false
2026-09-11T08:49:35.540501Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=73 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:49:35.540545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=73 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.542219Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=73 tile=866 row_words=10 horizon=471
2026-09-11T08:49:35.555400Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=74 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:49:35.555426Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=74 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.556168Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=74 tile=47 row_words=23 horizon=374
2026-09-11T08:49:35.582396Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=78 candidates=32 ordinary_horizon=210 paired_horizon=1250 use_paired=false
2026-09-11T08:49:35.610087Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=80 candidates=35 ordinary_horizon=660 paired_horizon=2329 use_paired=false
2026-09-11T08:49:35.630728Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=81 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:49:35.630752Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=81 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.632753Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=81 tile=875 row_words=10 horizon=1112
2026-09-11T08:49:35.653715Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=82 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:49:35.653780Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=82 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.657879Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:49:35.658172Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=5 initial_horizon=1094 selected_horizon=1094 endpoint_lower_bound=288 lower_bound_gap=806 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.658326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=82 tile=39 row_words=39 horizon=4006
2026-09-11T08:49:35.663951Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=5 tile=1432 row_words=15 horizon=1094
2026-09-11T08:49:35.693672Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:49:35.693711Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=6 initial_horizon=3082 selected_horizon=3082 endpoint_lower_bound=2304 lower_bound_gap=778 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.695319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=6 tile=16 row_words=33 horizon=3082
2026-09-11T08:49:35.699287Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=83 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:49:35.699321Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=83 initial_horizon=194 selected_horizon=194 endpoint_lower_bound=64 lower_bound_gap=130 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.700776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=83 tile=1116 row_words=39 horizon=194
2026-09-11T08:49:35.712639Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=84 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:49:35.712661Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=84 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.713701Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=84 tile=46 row_words=9 horizon=216
2026-09-11T08:49:35.724869Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=85 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:49:35.724892Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=85 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.725583Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=85 tile=0 row_words=1028 horizon=2206
2026-09-11T08:49:35.747879Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=86 candidates=19 ordinary_horizon=2258 paired_horizon=2382 use_paired=false
2026-09-11T08:49:35.826148Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:49:35.826193Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=2714 selected_horizon=2714 endpoint_lower_bound=2048 lower_bound_gap=666 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.829467Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=383 row_words=21 horizon=2714
2026-09-11T08:49:35.862957Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=88 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:49:35.862996Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=88 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:35.863848Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=88 tile=47 row_words=25 horizon=406
2026-09-11T08:49:36.052163Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:49:36.052256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=12 initial_horizon=11426 selected_horizon=11426 endpoint_lower_bound=7424 lower_bound_gap=4002 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:36.104009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=12 tile=483 row_words=182 horizon=11426
2026-09-11T08:49:36.135275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:49:36.135316Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=29 initial_horizon=3631 selected_horizon=3631 endpoint_lower_bound=2304 lower_bound_gap=1327 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:36.139307Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=29 tile=175 row_words=139 horizon=3631
2026-09-11T08:49:36.249641Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:36.249694Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=14 initial_horizon=5249 selected_horizon=5249 endpoint_lower_bound=3456 lower_bound_gap=1793 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:36.251719Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=14 tile=338 row_words=13 horizon=5249
2026-09-11T08:49:36.283445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:49:36.283488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=15 initial_horizon=10251 selected_horizon=10251 endpoint_lower_bound=6912 lower_bound_gap=3339 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:36.285174Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=15 tile=135 row_words=55 horizon=10251
2026-09-11T08:49:36.378911Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:49:36.378995Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=46 initial_horizon=15710 selected_horizon=15710 endpoint_lower_bound=9760 lower_bound_gap=5950 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:36.397730Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=46 tile=481 row_words=504 horizon=15710
2026-09-11T08:49:37.065087Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:49:37.065139Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=34 initial_horizon=1122 selected_horizon=1122 endpoint_lower_bound=576 lower_bound_gap=546 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.102392Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=34 tile=1229 row_words=126 horizon=1122
2026-09-11T08:49:37.134939Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:37.134976Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=35 initial_horizon=3101 selected_horizon=3101 endpoint_lower_bound=2304 lower_bound_gap=797 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.136620Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=35 tile=58 row_words=23 horizon=3101
2026-09-11T08:49:37.153029Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:37.153052Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=36 initial_horizon=2921 selected_horizon=2921 endpoint_lower_bound=2304 lower_bound_gap=617 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.154326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=36 tile=155 row_words=17 horizon=2921
2026-09-11T08:49:37.668047Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:49:37.668099Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=39 initial_horizon=12169 selected_horizon=12169 endpoint_lower_bound=7872 lower_bound_gap=4297 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.678704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=39 tile=46 row_words=242 horizon=12169
2026-09-11T08:49:37.780089Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:49:37.780131Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=40 initial_horizon=8957 selected_horizon=8957 endpoint_lower_bound=7680 lower_bound_gap=1277 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.787729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=40 tile=86 row_words=143 horizon=8957
2026-09-11T08:49:37.903723Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:49:37.903764Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=42 initial_horizon=13228 selected_horizon=13228 endpoint_lower_bound=7872 lower_bound_gap=5356 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:37.910405Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=42 tile=643 row_words=39 horizon=13228
2026-09-11T08:49:38.053015Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=0 candidates=7106 ordinary_horizon=8579 paired_horizon=102200 use_paired=false
2026-09-11T08:49:38.147067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:49:38.147118Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=0 initial_horizon=8579 selected_horizon=8579 endpoint_lower_bound=5888 lower_bound_gap=2691 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.164296Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=0 tile=79 row_words=274 horizon=8579
2026-09-11T08:49:38.230268Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=30 candidates=8748 ordinary_horizon=12883 paired_horizon=114608 use_paired=false
2026-09-11T08:49:38.312858Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:49:38.312913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=30 initial_horizon=12883 selected_horizon=12883 endpoint_lower_bound=7008 lower_bound_gap=5875 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.329196Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=30 tile=109 row_words=211 horizon=12883
2026-09-11T08:49:38.365339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:49:38.365377Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=31 initial_horizon=1431 selected_horizon=1431 endpoint_lower_bound=1152 lower_bound_gap=279 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.367998Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=31 tile=235 row_words=22 horizon=1431
2026-09-11T08:49:38.600610Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:49:38.600658Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=33 initial_horizon=7526 selected_horizon=7526 endpoint_lower_bound=3648 lower_bound_gap=3878 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.613319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=33 tile=860 row_words=87 horizon=7526
2026-09-11T08:49:38.650885Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:49:38.650918Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=3437 selected_horizon=3437 endpoint_lower_bound=1076 lower_bound_gap=2361 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.653562Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=1325 row_words=17 horizon=3437
2026-09-11T08:49:38.692685Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:49:38.692718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=45 initial_horizon=4504 selected_horizon=4504 endpoint_lower_bound=2152 lower_bound_gap=2352 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.694584Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=45 tile=70 row_words=20 horizon=4504
2026-09-11T08:49:38.814497Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:49:38.814627Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=512 lower_bound_gap=198 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:38.836490Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=262 row_words=172 horizon=710
2026-09-11T08:49:39.016044Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:49:39.016091Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=3 initial_horizon=6258 selected_horizon=6258 endpoint_lower_bound=3040 lower_bound_gap=3218 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.025645Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=3 tile=673 row_words=71 horizon=6258
2026-09-11T08:49:39.168370Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=58 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:49:39.168417Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=58 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=6048 lower_bound_gap=5266 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.198053Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=58 tile=1084 row_words=180 horizon=11314
2026-09-11T08:49:39.285137Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=9 candidates=6561 ordinary_horizon=18097 paired_horizon=189735 use_paired=false
2026-09-11T08:49:39.417662Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:49:39.417711Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=9 initial_horizon=18097 selected_horizon=18097 endpoint_lower_bound=15616 lower_bound_gap=2481 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.436489Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=9 tile=105 row_words=288 horizon=18097
2026-09-11T08:49:39.467138Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=63 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:49:39.467172Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=63 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.468046Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=63 tile=47 row_words=23 horizon=374
2026-09-11T08:49:39.478274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:49:39.478325Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=16 initial_horizon=8931 selected_horizon=8931 endpoint_lower_bound=6912 lower_bound_gap=2019 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.491688Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=65 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:49:39.491718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=65 initial_horizon=4793 selected_horizon=4793 endpoint_lower_bound=4644 lower_bound_gap=149 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.493614Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=65 tile=14 row_words=57 horizon=4793
2026-09-11T08:49:39.671295Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=16 tile=78 row_words=1057 horizon=8931
2026-09-11T08:49:39.744748Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:39.744798Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=51 initial_horizon=2869 selected_horizon=2869 endpoint_lower_bound=2304 lower_bound_gap=565 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.746666Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=51 tile=33 row_words=24 horizon=2869
2026-09-11T08:49:39.756589Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:49:39.756622Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=13 initial_horizon=4493 selected_horizon=4493 endpoint_lower_bound=1728 lower_bound_gap=2765 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.776277Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=52 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:39.776319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=52 initial_horizon=2919 selected_horizon=2919 endpoint_lower_bound=2304 lower_bound_gap=615 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:39.778283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=52 tile=171 row_words=17 horizon=2919
2026-09-11T08:49:39.859054Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=13 tile=612 row_words=289 horizon=4493
2026-09-11T08:49:40.131594Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:49:40.131658Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=4 initial_horizon=1307 selected_horizon=1307 endpoint_lower_bound=576 lower_bound_gap=731 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:40.161392Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=4 tile=1033 row_words=129 horizon=1307
2026-09-11T08:49:40.214602Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=56 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:49:40.214644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=56 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:40.215860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=56 tile=152 row_words=16 horizon=4249
2026-09-11T08:49:40.233453Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=60 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:40.233477Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=60 initial_horizon=3513 selected_horizon=3513 endpoint_lower_bound=2304 lower_bound_gap=1209 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:40.234861Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=60 tile=355 row_words=13 horizon=3513
2026-09-11T08:49:40.288548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=61 candidates=72 ordinary_horizon=180 paired_horizon=250 use_paired=false
2026-09-11T08:49:40.311674Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=62 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:49:40.311697Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=62 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:40.313651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=62 tile=866 row_words=10 horizon=471
2026-09-11T08:49:40.518082Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=67 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:49:40.518141Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=67 initial_horizon=2410 selected_horizon=2410 endpoint_lower_bound=2304 lower_bound_gap=106 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:40.527409Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=67 tile=168 row_words=108 horizon=2410
2026-09-11T08:49:41.079734Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=55 candidates=6561 ordinary_horizon=7569 paired_horizon=45508 use_paired=false
2026-09-11T08:49:41.127247Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:49:41.127284Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=7569 selected_horizon=7569 endpoint_lower_bound=5248 lower_bound_gap=2321 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:41.137951Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=162 row_words=130 horizon=7569
2026-09-11T08:49:41.180695Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:49:41.180740Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=23462 selected_horizon=23462 endpoint_lower_bound=9072 lower_bound_gap=14390 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:41.256757Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=715 row_words=410 horizon=23462
2026-09-11T08:49:41.290621Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=66 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:49:41.290729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=66 initial_horizon=12374 selected_horizon=12374 endpoint_lower_bound=7996 lower_bound_gap=4378 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:41.378012Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=66 tile=75 row_words=2234 horizon=12374
2026-09-11T08:49:41.582706Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:49:41.582925Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=50 initial_horizon=1090 selected_horizon=1090 endpoint_lower_bound=576 lower_bound_gap=514 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:41.597001Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=59 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:49:41.597045Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=59 initial_horizon=1973 selected_horizon=1973 endpoint_lower_bound=1152 lower_bound_gap=821 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:41.609905Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=50 tile=850 row_words=106 horizon=1090
2026-09-11T08:49:41.650880Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=59 tile=239 row_words=188 horizon=1973
2026-09-11T08:49:42.620452Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=87 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:49:42.620505Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=87 initial_horizon=1508 selected_horizon=1508 endpoint_lower_bound=896 lower_bound_gap=612 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:42.895062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=87 tile=1361 row_words=459 horizon=1508
2026-09-11T08:49:43.067362Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:49:43.067426Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=43 initial_horizon=4978 selected_horizon=4978 endpoint_lower_bound=2152 lower_bound_gap=2826 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:43.213787Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=43 tile=715 row_words=499 horizon=4978
2026-09-11T08:49:43.333343Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:49:43.333398Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=47 initial_horizon=5893 selected_horizon=5893 endpoint_lower_bound=5120 lower_bound_gap=773 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:43.581289Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=47 tile=80 row_words=1573 horizon=5893
2026-09-11T08:49:43.724399Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=62 success=true
2026-09-11T08:49:43.724750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_dispatch" target=ipu21
2026-09-11T08:49:43.793095Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/5abbe67b980e5989e7650478d2a67ddb082d6e27e97ac1aaec448d9a7c8738b2/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/5abbe67b980e5989e7650478d2a67ddb082d6e27e97ac1aaec448d9a7c8738b2/kernel.json
2026-09-11T08:49:43.793670Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c96_r2_r2" target=ipu21
2026-09-11T08:49:43.852675Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/167393d002dcbcbe1c3e00d140d1cf74cf85d918cd051c5a14b4fa93314f3437/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/167393d002dcbcbe1c3e00d140d1cf74cf85d918cd051c5a14b4fa93314f3437/kernel.json
2026-09-11T08:49:43.853198Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c112_r2_r2" target=ipu21
2026-09-11T08:49:43.928433Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/4fd402cae02da946877d655119a133002c28c07afc30a2966c723dec04c88b5e/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/4fd402cae02da946877d655119a133002c28c07afc30a2966c723dec04c88b5e/kernel.json
2026-09-11T08:49:43.928704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k64_c16_r2_r2" target=ipu21
2026-09-11T08:49:43.983453Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/562271af115dec64f51022264b91ab06e48d69b17113548f1cb5e8725a140da7/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/562271af115dec64f51022264b91ab06e48d69b17113548f1cb5e8725a140da7/kernel.json
2026-09-11T08:49:43.983723Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k64_c32_r182_r184" target=ipu21
2026-09-11T08:49:44.055122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/f5592b7641fa08f3784c4879a835b15d8de55a33891ba9c2d9f58cac2ca7de3d/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/f5592b7641fa08f3784c4879a835b15d8de55a33891ba9c2d9f58cac2ca7de3d/kernel.json
2026-09-11T08:49:44.055437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k96_c48_r146_r146" target=ipu21
2026-09-11T08:49:44.107172Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/da3fe98a0c7decc68acf1388728f7924d24c1656137d20db70edf2fef5f96341/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/da3fe98a0c7decc68acf1388728f7924d24c1656137d20db70edf2fef5f96341/kernel.json
2026-09-11T08:49:44.107679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c64_r242_r244" target=ipu21
2026-09-11T08:49:44.177129Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/29be55944a94a8a253c76c5e377190f67367a6c688ca7536bf6290bdf5d34cb7/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/29be55944a94a8a253c76c5e377190f67367a6c688ca7536bf6290bdf5d34cb7/kernel.json
2026-09-11T08:49:44.177542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c128_r80_r82" target=ipu21
2026-09-11T08:49:44.231697Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/c85419e31edf94e319f4761b7b911a31612ff7a10379886d5a2e144c8e910273/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/c85419e31edf94e319f4761b7b911a31612ff7a10379886d5a2e144c8e910273/kernel.json
2026-09-11T08:49:44.232023Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k160_c128_r120_r122" target=ipu21
2026-09-11T08:49:44.295529Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/037aab1ec244ad13183e38409000b5b4abf6bb23949852ca3a3130dac58f63cc/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/037aab1ec244ad13183e38409000b5b4abf6bb23949852ca3a3130dac58f63cc/kernel.json
2026-09-11T08:49:44.295993Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k192_c144_r80_r82" target=ipu21
2026-09-11T08:49:44.353483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/adbe14bce4da1036ea66f5bfe74015354f0fec41994dfb4e22f2ec57816ec42d/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/adbe14bce4da1036ea66f5bfe74015354f0fec41994dfb4e22f2ec57816ec42d/kernel.json
2026-09-11T08:49:44.354149Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k192_c160_r80_r82" target=ipu21
2026-09-11T08:49:44.410327Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/c08748032ff3e9c34d7edf2d99ce9d17f264ad85a32a75db52a7e7473d290176/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/c08748032ff3e9c34d7edf2d99ce9d17f264ad85a32a75db52a7e7473d290176/kernel.json
2026-09-11T08:49:44.410841Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f8_interleaved_k224_c16_r2_r2" target=ipu21
2026-09-11T08:49:44.482782Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/81f5503b5f3f33fe1076c29c8534c23fda79aea7171ead5299b56da268930ebc/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/81f5503b5f3f33fe1076c29c8534c23fda79aea7171ead5299b56da268930ebc/kernel.json
2026-09-11T08:49:44.483262Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f16_interleaved_dispatch" target=ipu21
2026-09-11T08:49:44.534176Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/544474dc36b9fa13f8e80a65e0bb1c40e84ce8bdb48f44fbd1faab0988e430b1/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/544474dc36b9fa13f8e80a65e0bb1c40e84ce8bdb48f44fbd1faab0988e430b1/kernel.json
2026-09-11T08:49:44.534732Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f16_interleaved_k64_c80_r7_r8" target=ipu21
2026-09-11T08:49:44.601768Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/d7cd417a2357bd6163bd3e506b634c3c30d414465da8065e8877bc61e6784e8e/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/d7cd417a2357bd6163bd3e506b634c3c30d414465da8065e8877bc61e6784e8e/kernel.json
2026-09-11T08:49:44.602141Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c16_r1_r1" target=ipu21
2026-09-11T08:49:44.658729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/20ade2cd9c7aafdc9e7d91402e46e14f7327349d83d6626c3e2f1393990269d4/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/20ade2cd9c7aafdc9e7d91402e46e14f7327349d83d6626c3e2f1393990269d4/kernel.json
2026-09-11T08:49:44.659332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c64_r7_r8" target=ipu21
2026-09-11T08:49:44.731969Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/49251bcccf3c34edc8cc10d8096b9b327877f4b8df8fd00a4d9ec4c64ffe526b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/49251bcccf3c34edc8cc10d8096b9b327877f4b8df8fd00a4d9ec4c64ffe526b/kernel.json
2026-09-11T08:49:44.732462Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-before-sharing/device/gemm_f16_amp.S name="gemm_f16_interleaved_k736_c16_r1_r1" target=ipu21
2026-09-11T08:49:44.785098Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/8e2a6959fbdafeabdf7594544871c7acb4af5a0e2acc1a31763458c914469477/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/8e2a6959fbdafeabdf7594544871c7acb4af5a0e2acc1a31763458c914469477/kernel.json
2026-09-11T08:49:44.788569Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1064 success=true
2026-09-11T08:49:44.799411Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-11T08:49:45.067060Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: exchange table and repeat patch storage exchange_table_bytes=41952 maximum_uncompressed_repeat_patch_bytes=1880 maximum_elided_arithmetic_patch_bytes=0
2026-09-11T08:49:46.074820Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=400 success=true
2026-09-11T08:49:46.074905Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=403576 host_code_base=403576 host_code_bytes=1432 generated_code_bytes=17260 exchange_table_bytes=41952 executable_ranges=[(378500, 378504), (381548, 381552), (383332, 383336), (385300, 385304), (385356, 385360), (386108, 386112), (386532, 386536), (387636, 387640), (388540, 388544), (388836, 388840), (389580, 389584), (390324, 390328), (392724, 392728), (395036, 395040), (397052, 397056), (398764, 398768), (400780, 400784), (405072, 524288)]
2026-09-11T08:49:46.074963Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=403576 profile_bytes=1224 exchange_table_bytes=41952 host_code_bytes=1432 host_data_bytes=1028 generated_code_bytes=17260 code_address=405072 available_ranges=[(363236, 376832), (475136, 524288), (525512, 949168)]
2026-09-11T08:49:46.761677Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=686 success=true
2026-09-11T08:49:46.773364Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-11T08:49:46.776641Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-11T08:49:46.864833Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:49:46.864890Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=1094 selected_horizon=1094 endpoint_lower_bound=288 lower_bound_gap=806 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:46.870007Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=1432 row_words=15 horizon=1094
2026-09-11T08:49:46.920780Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:49:46.920825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=3028 selected_horizon=3028 endpoint_lower_bound=2304 lower_bound_gap=724 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:46.923109Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=16 row_words=31 horizon=3028
2026-09-11T08:49:46.939292Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-11T08:49:46.978984Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-11T08:49:46.996154Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:49:46.996232Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=6258 selected_horizon=6258 endpoint_lower_bound=3040 lower_bound_gap=3218 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:47.015260Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=673 row_words=71 horizon=6258
2026-09-11T08:49:47.016059Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-11T08:49:47.111099Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-11T08:49:47.224622Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-11T08:49:47.259239Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:49:47.259289Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=11426 selected_horizon=11426 endpoint_lower_bound=7424 lower_bound_gap=4002 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:47.290829Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-11T08:49:47.317998Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=483 row_words=182 horizon=11426
2026-09-11T08:49:47.467320Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-11T08:49:47.470315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-11T08:49:47.496041Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:49:47.496075Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=512 lower_bound_gap=198 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:47.513427Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=262 row_words=172 horizon=710
2026-09-11T08:49:47.645241Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-11T08:49:47.672112Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-11T08:49:47.825596Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-11T08:49:47.833294Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-11T08:49:48.000410Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:49:48.000466Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=3595 selected_horizon=3595 endpoint_lower_bound=2304 lower_bound_gap=1291 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.004885Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=178 row_words=123 horizon=3595
2026-09-11T08:49:48.032577Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-11T08:49:48.203320Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-11T08:49:48.309628Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:49:48.309678Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=46 initial_horizon=17738 selected_horizon=17738 endpoint_lower_bound=9760 lower_bound_gap=7978 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.334651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=46 tile=481 row_words=494 horizon=17738
2026-09-11T08:49:48.370845Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-11T08:49:48.555609Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-11T08:49:48.597940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-11T08:49:48.599393Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:49:48.599419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=2714 selected_horizon=2714 endpoint_lower_bound=2048 lower_bound_gap=666 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.602742Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=383 row_words=21 horizon=2714
2026-09-11T08:49:48.606134Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-11T08:49:48.607545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-11T08:49:48.608473Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-11T08:49:48.617117Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=72
2026-09-11T08:49:48.647031Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=73 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:49:48.647061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=73 initial_horizon=837 selected_horizon=837 endpoint_lower_bound=256 lower_bound_gap=581 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.649040Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=73 tile=866 row_words=10 horizon=837
2026-09-11T08:49:48.664424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=74
2026-09-11T08:49:48.665303Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=74 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:49:48.665325Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=74 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.666982Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=74 tile=47 row_words=23 horizon=374
2026-09-11T08:49:48.685964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=75
2026-09-11T08:49:48.695446Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=76
2026-09-11T08:49:48.697889Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=77
2026-09-11T08:49:48.707254Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=78
2026-09-11T08:49:48.708571Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=79
2026-09-11T08:49:48.719382Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=80
2026-09-11T08:49:48.756030Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=81 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:49:48.756062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=81 initial_horizon=1969 selected_horizon=1969 endpoint_lower_bound=896 lower_bound_gap=1073 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.758774Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=81 tile=875 row_words=10 horizon=1969
2026-09-11T08:49:48.774462Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=82
2026-09-11T08:49:48.775295Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=82 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:49:48.775321Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=82 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.776585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=82 tile=39 row_words=39 horizon=4006
2026-09-11T08:49:48.813343Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=83
2026-09-11T08:49:48.814860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=83 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:49:48.814889Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=83 initial_horizon=194 selected_horizon=194 endpoint_lower_bound=64 lower_bound_gap=130 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.817561Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=83 tile=1116 row_words=39 horizon=194
2026-09-11T08:49:48.844807Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=84
2026-09-11T08:49:48.845509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=84 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:49:48.845525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=84 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.847245Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=84 tile=46 row_words=9 horizon=216
2026-09-11T08:49:48.860786Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=85
2026-09-11T08:49:48.861250Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=85 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:49:48.861260Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=85 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.862018Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=85 tile=0 row_words=1028 horizon=2206
2026-09-11T08:49:48.867559Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:49:48.867607Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=34 initial_horizon=1527 selected_horizon=1527 endpoint_lower_bound=576 lower_bound_gap=951 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.873079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=86
2026-09-11T08:49:48.899392Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=34 tile=1229 row_words=125 horizon=1527
2026-09-11T08:49:48.939057Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-11T08:49:48.939857Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:48.939871Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=3101 selected_horizon=3101 endpoint_lower_bound=2304 lower_bound_gap=797 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:48.942509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=58 row_words=23 horizon=3101
2026-09-11T08:49:48.993449Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:48.993484Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=2921 selected_horizon=2921 endpoint_lower_bound=2304 lower_bound_gap=617 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:48.995373Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=171 row_words=17 horizon=2921
2026-09-11T08:49:49.179178Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:49:49.179256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=1520 selected_horizon=1520 endpoint_lower_bound=576 lower_bound_gap=944 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:49.206563Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=1031 row_words=118 horizon=1520
2026-09-11T08:49:49.243683Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=89
2026-09-11T08:49:49.249942Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=90
2026-09-11T08:49:49.265766Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=91
2026-09-11T08:49:49.283106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-11T08:49:50.092790Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:49:50.092842Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=39 initial_horizon=15241 selected_horizon=15241 endpoint_lower_bound=7872 lower_bound_gap=7369 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:50.105720Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=39 tile=137 row_words=256 horizon=15241
2026-09-11T08:49:50.209483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-11T08:49:50.209956Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=58 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:49:50.209999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=58 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=6048 lower_bound_gap=5266 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:50.215944Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:49:50.215966Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=40 initial_horizon=8957 selected_horizon=8957 endpoint_lower_bound=7680 lower_bound_gap=1277 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:50.223542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=40 tile=86 row_words=143 horizon=8957
2026-09-11T08:49:50.239232Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-11T08:49:50.243875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=58 tile=1084 row_words=180 horizon=11314
2026-09-11T08:49:50.330153Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-11T08:49:50.343285Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:49:50.343315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=42 initial_horizon=13228 selected_horizon=13228 endpoint_lower_bound=7872 lower_bound_gap=5356 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:50.351530Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=42 tile=643 row_words=39 horizon=13228
2026-09-11T08:49:50.673812Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=0 candidates=7106 ordinary_horizon=8086 paired_horizon=102200 use_paired=false
2026-09-11T08:49:50.774910Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:49:50.775124Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=0 initial_horizon=8086 selected_horizon=8086 endpoint_lower_bound=5888 lower_bound_gap=2198 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:50.799281Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=0 tile=79 row_words=273 horizon=8086
2026-09-11T08:49:50.872039Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:49:50.872074Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=3437 selected_horizon=3437 endpoint_lower_bound=1076 lower_bound_gap=2361 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:50.875271Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=1325 row_words=17 horizon=3437
2026-09-11T08:49:50.941719Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:49:50.941763Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=45 initial_horizon=4293 selected_horizon=4293 endpoint_lower_bound=2152 lower_bound_gap=2141 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:50.944366Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=45 tile=692 row_words=19 horizon=4293
2026-09-11T08:49:50.962179Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=88
2026-09-11T08:49:50.962679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=30 candidates=8748 ordinary_horizon=14878 paired_horizon=114608 use_paired=false
2026-09-11T08:49:50.962799Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=88 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:49:50.962814Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=88 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:50.964053Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=88 tile=47 row_words=25 horizon=406
2026-09-11T08:49:50.983879Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-11T08:49:50.984696Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:49:50.984713Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=31 initial_horizon=1431 selected_horizon=1431 endpoint_lower_bound=1152 lower_bound_gap=279 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:50.987296Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=31 tile=235 row_words=22 horizon=1431
2026-09-11T08:49:50.996980Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-11T08:49:51.022422Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:49:51.022462Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=30 initial_horizon=14878 selected_horizon=14878 endpoint_lower_bound=7008 lower_bound_gap=7870 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:51.035758Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=30 tile=109 row_words=221 horizon=14878
2026-09-11T08:49:51.102064Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:51.102109Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=51 initial_horizon=2884 selected_horizon=2884 endpoint_lower_bound=2304 lower_bound_gap=580 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:51.104305Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=51 tile=58 row_words=24 horizon=2884
2026-09-11T08:49:51.121812Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-11T08:49:51.122495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=52 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:51.122508Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=52 initial_horizon=2919 selected_horizon=2919 endpoint_lower_bound=2304 lower_bound_gap=615 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:51.124090Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=52 tile=171 row_words=17 horizon=2919
2026-09-11T08:49:51.210765Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-11T08:49:51.221994Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-11T08:49:51.237129Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:49:51.237153Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=33 initial_horizon=7526 selected_horizon=7526 endpoint_lower_bound=3648 lower_bound_gap=3878 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:51.249536Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=33 tile=860 row_words=87 horizon=7526
2026-09-11T08:49:51.285117Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:51.285144Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=14 initial_horizon=5246 selected_horizon=5246 endpoint_lower_bound=3456 lower_bound_gap=1790 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:51.286481Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=14 tile=353 row_words=12 horizon=5246
2026-09-11T08:49:51.319964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:49:51.319988Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=10775 selected_horizon=10775 endpoint_lower_bound=6912 lower_bound_gap=3863 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:51.321709Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=37 row_words=55 horizon=10775
2026-09-11T08:49:51.795623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-11T08:49:51.824746Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=55 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:49:51.824784Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=55 initial_horizon=7569 selected_horizon=7569 endpoint_lower_bound=5248 lower_bound_gap=2321 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:51.833681Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=55 tile=162 row_words=130 horizon=7569
2026-09-11T08:49:51.854017Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-11T08:49:51.854705Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=56 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:49:51.854720Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=56 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:51.856029Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=56 tile=152 row_words=16 horizon=4249
2026-09-11T08:49:51.869690Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-11T08:49:51.870274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=63 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:49:51.870289Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=63 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:51.871327Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=63 tile=47 row_words=23 horizon=374
2026-09-11T08:49:51.878459Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-11T08:49:51.922647Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=65 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:49:51.922678Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=65 initial_horizon=6984 selected_horizon=6984 endpoint_lower_bound=4644 lower_bound_gap=2340 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:51.924129Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=65 tile=15 row_words=60 horizon=6984
2026-09-11T08:49:52.252042Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=9 candidates=6561 ordinary_horizon=23473 paired_horizon=189735 use_paired=false
2026-09-11T08:49:52.371798Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:49:52.371848Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=23473 selected_horizon=23473 endpoint_lower_bound=15616 lower_bound_gap=7857 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:52.397364Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=79 row_words=288 horizon=23473
2026-09-11T08:49:52.464413Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=60 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:49:52.464466Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=60 initial_horizon=2451 selected_horizon=2451 endpoint_lower_bound=2304 lower_bound_gap=147 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:52.466043Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=60 tile=295 row_words=12 horizon=2451
2026-09-11T08:49:52.499494Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-11T08:49:52.534537Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=62 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:49:52.534577Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=62 initial_horizon=837 selected_horizon=837 endpoint_lower_bound=256 lower_bound_gap=581 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:52.536680Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=62 tile=866 row_words=10 horizon=837
2026-09-11T08:49:52.553474Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-11T08:49:54.452677Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:49:54.452732Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=5270 selected_horizon=5270 endpoint_lower_bound=1728 lower_bound_gap=3542 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:54.507886Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=59 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:49:54.507940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=59 initial_horizon=2530 selected_horizon=2530 endpoint_lower_bound=1152 lower_bound_gap=1378 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:54.550452Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=612 row_words=289 horizon=5270
2026-09-11T08:49:54.563109Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=59 tile=77 row_words=184 horizon=2530
2026-09-11T08:49:54.568046Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:49:54.568093Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=23462 selected_horizon=23462 endpoint_lower_bound=9072 lower_bound_gap=14390 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:54.653658Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=715 row_words=410 horizon=23462
2026-09-11T08:49:54.695750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-11T08:49:54.775894Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-11T08:49:54.789039Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=67 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:49:54.789088Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=67 initial_horizon=2410 selected_horizon=2410 endpoint_lower_bound=2304 lower_bound_gap=106 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:54.800581Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=67 tile=168 row_words=108 horizon=2410
2026-09-11T08:49:54.977704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-11T08:49:55.141747Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=66 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:49:55.141799Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=66 initial_horizon=12441 selected_horizon=12441 endpoint_lower_bound=7996 lower_bound_gap=4445 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:55.152706Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:49:55.152750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=47 initial_horizon=5893 selected_horizon=5893 endpoint_lower_bound=5120 lower_bound_gap=773 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:55.219608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=66 tile=71 row_words=2387 horizon=12441
2026-09-11T08:49:55.382343Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=47 tile=80 row_words=1573 horizon=5893
2026-09-11T08:49:55.404359Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=87
2026-09-11T08:49:55.605160Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=87 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:49:55.605242Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=87 initial_horizon=1508 selected_horizon=1508 endpoint_lower_bound=896 lower_bound_gap=612 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:49:55.882912Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=87 tile=1361 row_words=459 horizon=1508
2026-09-11T08:49:56.559333Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:49:56.559387Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=50 initial_horizon=1302 selected_horizon=1302 endpoint_lower_bound=576 lower_bound_gap=726 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:56.593884Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=50 tile=850 row_words=106 horizon=1302
2026-09-11T08:49:57.354255Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:49:57.354309Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=16 initial_horizon=10673 selected_horizon=10673 endpoint_lower_bound=6912 lower_bound_gap=3761 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:49:57.536377Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=16 tile=74 row_words=1064 horizon=10673
2026-09-11T08:49:59.922434Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:49:59.922498Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=5756 selected_horizon=5756 endpoint_lower_bound=2152 lower_bound_gap=3604 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:50:00.082459Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=1039 row_words=534 horizon=5756
2026-09-11T08:50:00.136504Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=13374 success=true
2026-09-11T08:50:11.990645Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=69
2026-09-11T08:50:11.993128Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=70
2026-09-11T08:50:11.994424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=71
2026-09-11T08:50:12.003592Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=11
2026-09-11T08:50:12.006389Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=2
2026-09-11T08:50:12.007036Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=72
2026-09-11T08:50:12.019456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5
2026-09-11T08:50:12.020861Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:50:12.020881Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=5 initial_horizon=1094 selected_horizon=1094 endpoint_lower_bound=288 lower_bound_gap=806 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.024498Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=5 tile=1432 row_words=15 horizon=1094
2026-09-11T08:50:12.028955Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=73
2026-09-11T08:50:12.030875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=73 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:50:12.030905Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=73 initial_horizon=837 selected_horizon=837 endpoint_lower_bound=256 lower_bound_gap=581 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.037371Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=73 tile=866 row_words=10 horizon=837
2026-09-11T08:50:12.057328Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=74
2026-09-11T08:50:12.058111Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=74 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:50:12.058134Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=74 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.059540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=74 tile=47 row_words=23 horizon=374
2026-09-11T08:50:12.059685Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6
2026-09-11T08:50:12.060521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:50:12.060540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=6 initial_horizon=3028 selected_horizon=3028 endpoint_lower_bound=2304 lower_bound_gap=724 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.062094Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=6 tile=16 row_words=31 horizon=3028
2026-09-11T08:50:12.066830Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=75
2026-09-11T08:50:12.074588Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=76
2026-09-11T08:50:12.077055Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=77
2026-09-11T08:50:12.086793Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=78
2026-09-11T08:50:12.088102Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=79
2026-09-11T08:50:12.098587Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=80
2026-09-11T08:50:12.117660Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=81
2026-09-11T08:50:12.118335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=81 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:50:12.118352Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=81 initial_horizon=1969 selected_horizon=1969 endpoint_lower_bound=896 lower_bound_gap=1073 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.120468Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=81 tile=875 row_words=10 horizon=1969
2026-09-11T08:50:12.125427Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7
2026-09-11T08:50:12.135955Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=82
2026-09-11T08:50:12.136585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=82 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:50:12.136600Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=82 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.137690Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=82 tile=39 row_words=39 horizon=4006
2026-09-11T08:50:12.140259Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=8
2026-09-11T08:50:12.162525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=17
2026-09-11T08:50:12.162781Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=23
2026-09-11T08:50:12.173291Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=83
2026-09-11T08:50:12.174186Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=83 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:50:12.174198Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=83 initial_horizon=194 selected_horizon=194 endpoint_lower_bound=64 lower_bound_gap=130 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.175908Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=83 tile=1116 row_words=39 horizon=194
2026-09-11T08:50:12.191612Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=84
2026-09-11T08:50:12.192648Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=84 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:50:12.192678Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=84 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.195948Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=84 tile=46 row_words=9 horizon=216
2026-09-11T08:50:12.213631Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3
2026-09-11T08:50:12.217913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=85
2026-09-11T08:50:12.218363Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=85 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:50:12.218374Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=85 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.219103Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=85 tile=0 row_words=1028 horizon=2206
2026-09-11T08:50:12.229930Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=86
2026-09-11T08:50:12.230077Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:50:12.230107Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=6258 selected_horizon=6258 endpoint_lower_bound=3040 lower_bound_gap=3218 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.242721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=673 row_words=71 horizon=6258
2026-09-11T08:50:12.338890Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=24
2026-09-11T08:50:12.377628Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=18
2026-09-11T08:50:12.534896Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=12
2026-09-11T08:50:12.550490Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=19
2026-09-11T08:50:12.568851Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=25
2026-09-11T08:50:12.584126Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:50:12.584170Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=12 initial_horizon=11426 selected_horizon=11426 endpoint_lower_bound=7424 lower_bound_gap=4002 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.628923Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=12 tile=483 row_words=182 horizon=11426
2026-09-11T08:50:12.702022Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=20
2026-09-11T08:50:12.744764Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=26
2026-09-11T08:50:12.792608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=46
2026-09-11T08:50:12.855308Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:50:12.855356Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=46 initial_horizon=17738 selected_horizon=17738 endpoint_lower_bound=9760 lower_bound_gap=7978 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:12.858849Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=21
2026-09-11T08:50:12.880421Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=46 tile=481 row_words=494 horizon=17738
2026-09-11T08:50:12.958386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=27
2026-09-11T08:50:13.034178Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=22
2026-09-11T08:50:13.064169Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=14
2026-09-11T08:50:13.064746Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:13.064765Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=14 initial_horizon=5246 selected_horizon=5246 endpoint_lower_bound=3456 lower_bound_gap=1790 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.066293Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=14 tile=353 row_words=12 horizon=5246
2026-09-11T08:50:13.084437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=15
2026-09-11T08:50:13.085267Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:50:13.085285Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=15 initial_horizon=10775 selected_horizon=10775 endpoint_lower_bound=6912 lower_bound_gap=3863 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.086922Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=15 tile=37 row_words=55 horizon=10775
2026-09-11T08:50:13.164025Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=28
2026-09-11T08:50:13.214708Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=0
2026-09-11T08:50:13.267644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=29
2026-09-11T08:50:13.275796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:50:13.275836Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=29 initial_horizon=3595 selected_horizon=3595 endpoint_lower_bound=2304 lower_bound_gap=1291 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.279341Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:50:13.279376Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=0 initial_horizon=8086 selected_horizon=8086 endpoint_lower_bound=5888 lower_bound_gap=2198 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.280590Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=29 tile=178 row_words=123 horizon=3595
2026-09-11T08:50:13.298639Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=0 tile=79 row_words=273 horizon=8086
2026-09-11T08:50:13.337024Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4
2026-09-11T08:50:13.387104Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:50:13.387149Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=1520 selected_horizon=1520 endpoint_lower_bound=576 lower_bound_gap=944 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.408558Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=1031 row_words=118 horizon=1520
2026-09-11T08:50:13.432274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=57
2026-09-11T08:50:13.878880Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=9
2026-09-11T08:50:13.895888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=58
2026-09-11T08:50:13.930582Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=58 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:50:13.930619Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=58 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=6048 lower_bound_gap=5266 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:13.970761Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=58 tile=1084 row_words=180 horizon=11314
2026-09-11T08:50:13.981548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:50:13.981651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=9 initial_horizon=23473 selected_horizon=23473 endpoint_lower_bound=15616 lower_bound_gap=7857 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.005374Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=9 tile=79 row_words=288 horizon=23473
2026-09-11T08:50:14.040613Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1
2026-09-11T08:50:14.051659Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=10
2026-09-11T08:50:14.053100Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:50:14.053123Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=10 initial_horizon=2714 selected_horizon=2714 endpoint_lower_bound=2048 lower_bound_gap=666 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.056875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=10 tile=383 row_words=21 horizon=2714
2026-09-11T08:50:14.072626Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:50:14.072653Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=1 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=512 lower_bound_gap=198 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.074573Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=51
2026-09-11T08:50:14.075167Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:14.075176Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=51 initial_horizon=2884 selected_horizon=2884 endpoint_lower_bound=2304 lower_bound_gap=580 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.076919Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=51 tile=58 row_words=24 horizon=2884
2026-09-11T08:50:14.087247Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=1 tile=262 row_words=172 horizon=710
2026-09-11T08:50:14.093481Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=52
2026-09-11T08:50:14.094113Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=52 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:14.094123Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=52 initial_horizon=2919 selected_horizon=2919 endpoint_lower_bound=2304 lower_bound_gap=615 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.095529Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=52 tile=171 row_words=17 horizon=2919
2026-09-11T08:50:14.177777Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=53
2026-09-11T08:50:14.191051Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=54
2026-09-11T08:50:14.295808Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=30
2026-09-11T08:50:14.367983Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:50:14.368037Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=30 initial_horizon=14878 selected_horizon=14878 endpoint_lower_bound=7008 lower_bound_gap=7870 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.386899Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=30 tile=109 row_words=221 horizon=14878
2026-09-11T08:50:14.422644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=31
2026-09-11T08:50:14.423625Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:50:14.423647Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=31 initial_horizon=1431 selected_horizon=1431 endpoint_lower_bound=1152 lower_bound_gap=279 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.426825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=31 tile=235 row_words=22 horizon=1431
2026-09-11T08:50:14.437630Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=32
2026-09-11T08:50:14.649801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=33
2026-09-11T08:50:14.676121Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:50:14.676163Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=33 initial_horizon=7526 selected_horizon=7526 endpoint_lower_bound=3648 lower_bound_gap=3878 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.688453Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=33 tile=860 row_words=87 horizon=7526
2026-09-11T08:50:14.689406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=55
2026-09-11T08:50:14.710976Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=56
2026-09-11T08:50:14.711636Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=56 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:50:14.711651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=56 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.713014Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=56 tile=152 row_words=16 horizon=4249
2026-09-11T08:50:14.720964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=55 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:50:14.720997Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=55 initial_horizon=7569 selected_horizon=7569 endpoint_lower_bound=5248 lower_bound_gap=2321 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.731162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=55 tile=162 row_words=130 horizon=7569
2026-09-11T08:50:14.790321Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=40
2026-09-11T08:50:14.795326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:50:14.795354Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=40 initial_horizon=8957 selected_horizon=8957 endpoint_lower_bound=7680 lower_bound_gap=1277 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.803101Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=37
2026-09-11T08:50:14.803974Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=40 tile=86 row_words=143 horizon=8957
2026-09-11T08:50:14.824074Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=38
2026-09-11T08:50:14.830635Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=41
2026-09-11T08:50:14.951564Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=42
2026-09-11T08:50:14.957820Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:50:14.957864Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=42 initial_horizon=13228 selected_horizon=13228 endpoint_lower_bound=7872 lower_bound_gap=5356 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:14.967665Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=42 tile=643 row_words=39 horizon=13228
2026-09-11T08:50:15.135106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=34
2026-09-11T08:50:15.192265Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:50:15.192310Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=34 initial_horizon=1527 selected_horizon=1527 endpoint_lower_bound=576 lower_bound_gap=951 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.221077Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=34 tile=1229 row_words=125 horizon=1527
2026-09-11T08:50:15.261183Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=35
2026-09-11T08:50:15.261942Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:15.261960Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=35 initial_horizon=3101 selected_horizon=3101 endpoint_lower_bound=2304 lower_bound_gap=797 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.263474Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=39
2026-09-11T08:50:15.264569Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=35 tile=58 row_words=23 horizon=3101
2026-09-11T08:50:15.288531Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=36
2026-09-11T08:50:15.289473Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:15.289495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=36 initial_horizon=2921 selected_horizon=2921 endpoint_lower_bound=2304 lower_bound_gap=617 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.291788Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=36 tile=171 row_words=17 horizon=2921
2026-09-11T08:50:15.297315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:50:15.297347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=39 initial_horizon=15241 selected_horizon=15241 endpoint_lower_bound=7872 lower_bound_gap=7369 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.314964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=39 tile=137 row_words=256 horizon=15241
2026-09-11T08:50:15.343940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=89
2026-09-11T08:50:15.344199Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=44
2026-09-11T08:50:15.346683Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:50:15.346758Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=44 initial_horizon=3437 selected_horizon=3437 endpoint_lower_bound=1076 lower_bound_gap=2361 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.353045Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=90
2026-09-11T08:50:15.353148Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=44 tile=1325 row_words=17 horizon=3437
2026-09-11T08:50:15.370067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=91
2026-09-11T08:50:15.384896Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=88
2026-09-11T08:50:15.386966Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=88 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:50:15.386986Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=88 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.388042Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=88 tile=47 row_words=25 horizon=406
2026-09-11T08:50:15.390544Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=48
2026-09-11T08:50:15.406723Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=63
2026-09-11T08:50:15.407263Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=63 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:50:15.407280Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=63 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.408330Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=63 tile=47 row_words=23 horizon=374
2026-09-11T08:50:15.415778Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=64
2026-09-11T08:50:15.433364Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=65
2026-09-11T08:50:15.434139Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=65 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:50:15.434155Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=65 initial_horizon=6984 selected_horizon=6984 endpoint_lower_bound=4644 lower_bound_gap=2340 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:15.435804Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=65 tile=15 row_words=60 horizon=6984
2026-09-11T08:50:15.944982Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=16
2026-09-11T08:50:16.057140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:50:16.057194Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=16 initial_horizon=10673 selected_horizon=10673 endpoint_lower_bound=6912 lower_bound_gap=3761 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.162911Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=59
2026-09-11T08:50:16.170650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=13
2026-09-11T08:50:16.263525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=59 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:50:16.263577Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=59 initial_horizon=2530 selected_horizon=2530 endpoint_lower_bound=1152 lower_bound_gap=1378 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.265950Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=16 tile=74 row_words=1064 horizon=10673
2026-09-11T08:50:16.288487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:50:16.288533Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=13 initial_horizon=5270 selected_horizon=5270 endpoint_lower_bound=1728 lower_bound_gap=3542 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.317994Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=59 tile=77 row_words=184 horizon=2530
2026-09-11T08:50:16.324744Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=60
2026-09-11T08:50:16.325607Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=60 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:50:16.325635Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=60 initial_horizon=2451 selected_horizon=2451 endpoint_lower_bound=2304 lower_bound_gap=147 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.327789Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=60 tile=295 row_words=12 horizon=2451
2026-09-11T08:50:16.371122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=62
2026-09-11T08:50:16.372120Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=62 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:50:16.372144Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=62 initial_horizon=837 selected_horizon=837 endpoint_lower_bound=256 lower_bound_gap=581 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.375455Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=62 tile=866 row_words=10 horizon=837
2026-09-11T08:50:16.378110Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=61
2026-09-11T08:50:16.425509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=68
2026-09-11T08:50:16.426463Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=13 tile=612 row_words=289 horizon=5270
2026-09-11T08:50:16.591854Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=67
2026-09-11T08:50:16.597909Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=67 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:50:16.597939Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=67 initial_horizon=2410 selected_horizon=2410 endpoint_lower_bound=2304 lower_bound_gap=106 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:16.604418Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=67 tile=168 row_words=108 horizon=2410
2026-09-11T08:50:17.301789Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=66
2026-09-11T08:50:17.358565Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=66 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:50:17.358619Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=66 initial_horizon=12441 selected_horizon=12441 endpoint_lower_bound=7996 lower_bound_gap=4445 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:17.441506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=66 tile=71 row_words=2387 horizon=12441
2026-09-11T08:50:17.486526Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:50:17.486573Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=49 initial_horizon=23462 selected_horizon=23462 endpoint_lower_bound=9072 lower_bound_gap=14390 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:50:17.516006Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=50
2026-09-11T08:50:17.577749Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:50:17.577815Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=50 initial_horizon=1302 selected_horizon=1302 endpoint_lower_bound=576 lower_bound_gap=726 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:17.580318Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=49 tile=715 row_words=410 horizon=23462
2026-09-11T08:50:17.613125Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=50 tile=850 row_words=106 horizon=1302
2026-09-11T08:50:17.652407Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=45
2026-09-11T08:50:17.653705Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:50:17.653726Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=45 initial_horizon=4293 selected_horizon=4293 endpoint_lower_bound=2152 lower_bound_gap=2141 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:17.656118Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=45 tile=692 row_words=19 horizon=4293
2026-09-11T08:50:18.816139Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=87
2026-09-11T08:50:18.974703Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=87 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:50:18.974755Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=87 initial_horizon=1508 selected_horizon=1508 endpoint_lower_bound=896 lower_bound_gap=612 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:19.258453Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=87 tile=1361 row_words=459 horizon=1508
2026-09-11T08:50:19.539793Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=47
2026-09-11T08:50:19.718950Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:50:19.719020Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=47 initial_horizon=5893 selected_horizon=5893 endpoint_lower_bound=5120 lower_bound_gap=773 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:50:19.969071Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=47 tile=80 row_words=1573 horizon=5893
2026-09-11T08:50:24.941995Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:50:24.942056Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=43 initial_horizon=5744 selected_horizon=5744 endpoint_lower_bound=2152 lower_bound_gap=3592 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:50:25.085597Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=43 tile=1039 row_words=534 horizon=5744
2026-09-11T08:50:25.465008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement candidate offset=28672 baseline_score=194973279616 score=194170456448 baseline_cycles=714765 candidate_cycles=714741 row_bytes=42440 row_capacity=49088 accepted=true
2026-09-11T08:50:26.001728Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=25865 success=true
2026-09-11T08:50:26.049817Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=1827703 final_exchange=797541
2026-09-11T08:50:26.924811Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=425 success=true
2026-09-11T08:50:27.204274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=279 success=true
2026-09-11T08:50:28.090921Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=775 success=true
2026-09-11T08:50:28.469462Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: validated canonical baseline cycles=1827703
2026-09-11T08:50:29.024898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: package build phase finished phase="plan_package" elapsed_ms=71657 success=true
2026-09-11T08:50:29.726672Z  INFO writing application package tiles=1472
2026-09-11T08:50:30.492253Z  INFO application package written
2026-09-11T08:50:30.514386Z  INFO reading application package
2026-09-11T08:50:31.983025Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-11T08:50:32.023031Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-11T08:50:32.023243Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-11T08:50:32.023289Z  INFO opening IPU device path="/dev/ipu0"
2026-09-11T08:50:32.023395Z  INFO IPU device attached path=/dev/ipu0
2026-09-11T08:50:32.023400Z  INFO initializing IPU device
2026-09-11T08:50:32.033533Z  INFO IPU device initialized
2026-09-11T08:50:32.033572Z  INFO replaying device configuration register_writes=2003
2026-09-11T08:50:32.064566Z  INFO loading application tile_count=1472 final_mark=23
2026-09-11T08:50:32.313497Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-11T08:50:50.369238Z  INFO starting host exchange session startup_mark=23
2026-09-11T08:50:50.369296Z  INFO attaching host exchange pages pages=2
2026-09-11T08:50:50.370088Z  INFO host exchange session started
2026-09-11T08:50:50.370293Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=44
2026-09-11T08:50:50.391846Z  INFO invoking streaming host exchange call call="run" command=0 phases=13
profile=artifacts/baseline-local-planner/bulk-before-full2/model.ipuprof tiles=1472 samples=312367
referenceMaximumAbsoluteError=0.086670 numericalTest=PASS
package=artifacts/baseline-local-planner/bulk-before-full2/model.ipuexe tiles=1472 hardwareTest=PASS