2026-09-13T19:44:09.939448Z  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
2026-09-13T19:44:48.949347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=11373 expansion_and_footprint_ms=13602 estimated_row_bytes=151016 heuristic_row_bytes=404168 geometry_fragments_per_tile=15570 fragment_limit=16384
2026-09-13T19:44:49.093958Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: eliminated unread FP8 cast input padding clears removed=4176
2026-09-13T19:44:49.825897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=111 transfers=2207 maximum_identical_destinations=1
2026-09-13T19:44:49.825943Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=111 initial_horizon=225 selected_horizon=225 endpoint_lower_bound=112 lower_bound_gap=113 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.827927Z  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=6672 maximum_identical_destinations=1
2026-09-13T19:44:49.827960Z  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=7208 selected_horizon=7208 endpoint_lower_bound=7104 lower_bound_gap=104 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.829275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=111 tile=25 row_words=72 horizon=225
2026-09-13T19:44:49.833929Z  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=440 row_words=75 horizon=7208
2026-09-13T19:44:49.863599Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:49.863629Z  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=7202 selected_horizon=7202 endpoint_lower_bound=7104 lower_bound_gap=98 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.867575Z  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=318 row_words=67 horizon=7202
2026-09-13T19:44:49.896309Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:49.896335Z  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=7202 selected_horizon=7202 endpoint_lower_bound=7104 lower_bound_gap=98 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.900139Z  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=622 row_words=66 horizon=7202
2026-09-13T19:44:49.929025Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=32 transfers=3456 maximum_identical_destinations=1
2026-09-13T19:44:49.929066Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=32 initial_horizon=7201 selected_horizon=7201 endpoint_lower_bound=7104 lower_bound_gap=97 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.936081Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=32 tile=486 row_words=67 horizon=7201
2026-09-13T19:44:49.955899Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=112 transfers=1471 maximum_identical_destinations=1
2026-09-13T19:44:49.955929Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=112 initial_horizon=4358 selected_horizon=4358 endpoint_lower_bound=4300 lower_bound_gap=58 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.958224Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=112 tile=0 row_words=1476 horizon=4358
2026-09-13T19:44:49.966306Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:49.966328Z  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=7200 selected_horizon=7200 endpoint_lower_bound=7104 lower_bound_gap=96 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:49.970149Z  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=502 row_words=67 horizon=7200
2026-09-13T19:44:49.988229Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=113 candidates=40 ordinary_horizon=4410 paired_horizon=4772 use_paired=false
2026-09-13T19:44:49.999708Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:49.999731Z  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=7200 selected_horizon=7200 endpoint_lower_bound=7104 lower_bound_gap=96 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.003655Z  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=510 row_words=71 horizon=7200
2026-09-13T19:44:50.010716Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=114 transfers=1725 maximum_identical_destinations=1
2026-09-13T19:44:50.010737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=114 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.015008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=114 tile=1357 row_words=14 horizon=1112
2026-09-13T19:44:50.018699Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=51 candidates=18 ordinary_horizon=1897 paired_horizon=1708 use_paired=false
2026-09-13T19:44:50.027622Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=115 transfers=1368 maximum_identical_destinations=1
2026-09-13T19:44:50.027638Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=115 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=608 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.029669Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=115 tile=13 row_words=25 horizon=710
2026-09-13T19:44:50.033342Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:50.033362Z  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=7200 selected_horizon=7200 endpoint_lower_bound=7104 lower_bound_gap=96 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.037158Z  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=382 row_words=72 horizon=7200
2026-09-13T19:44:50.066743Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:50.066769Z  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=7200 selected_horizon=7200 endpoint_lower_bound=7104 lower_bound_gap=96 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.070559Z  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=248 row_words=71 horizon=7200
2026-09-13T19:44:50.088361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=73 candidates=64 ordinary_horizon=231 paired_horizon=1250 use_paired=false
2026-09-13T19:44:50.099971Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=37 transfers=3456 maximum_identical_destinations=1
2026-09-13T19:44:50.099990Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=37 initial_horizon=7200 selected_horizon=7200 endpoint_lower_bound=7104 lower_bound_gap=96 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.103757Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=37 tile=547 row_words=72 horizon=7200
2026-09-13T19:44:50.133652Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=38 transfers=3456 maximum_identical_destinations=1
2026-09-13T19:44:50.133679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=38 initial_horizon=7201 selected_horizon=7201 endpoint_lower_bound=7104 lower_bound_gap=97 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.137509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=38 tile=269 row_words=72 horizon=7201
2026-09-13T19:44:50.138566Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=74 candidates=112 ordinary_horizon=192 paired_horizon=356 use_paired=false
2026-09-13T19:44:50.160833Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=75 transfers=1438 maximum_identical_destinations=1
2026-09-13T19:44:50.160861Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=75 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.164697Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=75 tile=875 row_words=10 horizon=1112
2026-09-13T19:44:50.167714Z  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=3456 maximum_identical_destinations=1
2026-09-13T19:44:50.167736Z  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=7196 selected_horizon=7196 endpoint_lower_bound=7104 lower_bound_gap=92 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.171472Z  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=574 row_words=72 horizon=7196
2026-09-13T19:44:50.396720Z  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=41964 maximum_identical_destinations=1
2026-09-13T19:44:50.396769Z  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=6348 selected_horizon=6348 endpoint_lower_bound=5120 lower_bound_gap=1228 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:50.426789Z  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=307 row_words=127 horizon=6348
2026-09-13T19:44:51.469948Z  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=104832 maximum_identical_destinations=1
2026-09-13T19:44:51.470000Z  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=1473 selected_horizon=1473 endpoint_lower_bound=1152 lower_bound_gap=321 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:51.541985Z  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=47 row_words=299 horizon=1473
2026-09-13T19:44:51.611561Z  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=2193 maximum_identical_destinations=1
2026-09-13T19:44:51.611612Z  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=702 selected_horizon=702 endpoint_lower_bound=576 lower_bound_gap=126 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:51.616092Z  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=622 row_words=15 horizon=702
2026-09-13T19:44:51.842850Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=17 candidates=18 ordinary_horizon=1996 paired_horizon=1947 use_paired=false
2026-09-13T19:44:52.467044Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=61 transfers=139776 maximum_identical_destinations=1
2026-09-13T19:44:52.467108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=61 initial_horizon=5384 selected_horizon=5384 endpoint_lower_bound=4608 lower_bound_gap=776 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:52.570738Z  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=104892 maximum_identical_destinations=1
2026-09-13T19:44:52.570788Z  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=1440 selected_horizon=1440 endpoint_lower_bound=1152 lower_bound_gap=288 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:52.630232Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=61 tile=120 row_words=1192 horizon=5384
2026-09-13T19:44:52.678985Z  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=173 row_words=481 horizon=1440
2026-09-13T19:44:53.017676Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=42 candidates=18 ordinary_horizon=1990 paired_horizon=1806 use_paired=false
2026-09-13T19:44:53.018061Z  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=23072 maximum_identical_destinations=1
2026-09-13T19:44:53.018091Z  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=3561 selected_horizon=3561 endpoint_lower_bound=2880 lower_bound_gap=681 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.038116Z  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=185 row_words=111 horizon=3561
2026-09-13T19:44:53.061812Z  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=1440 maximum_identical_destinations=1
2026-09-13T19:44:53.061842Z  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=448 selected_horizon=448 endpoint_lower_bound=360 lower_bound_gap=88 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.065187Z  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=29 row_words=51 horizon=448
2026-09-13T19:44:53.092375Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=64 transfers=2304 maximum_identical_destinations=1
2026-09-13T19:44:53.092406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=64 initial_horizon=1617 selected_horizon=1617 endpoint_lower_bound=1152 lower_bound_gap=465 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.096778Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=64 tile=289 row_words=32 horizon=1617
2026-09-13T19:44:53.140704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=67 candidates=36 ordinary_horizon=1264 paired_horizon=2915 use_paired=false
2026-09-13T19:44:53.161898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=68 transfers=1294 maximum_identical_destinations=1
2026-09-13T19:44:53.161930Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=68 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.165869Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=68 tile=866 row_words=10 horizon=471
2026-09-13T19:44:53.179750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=69 transfers=1224 maximum_identical_destinations=1
2026-09-13T19:44:53.179781Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=69 initial_horizon=646 selected_horizon=646 endpoint_lower_bound=544 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.182164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=69 tile=13 row_words=23 horizon=646
2026-09-13T19:44:53.287487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=19 transfers=5710 maximum_identical_destinations=1
2026-09-13T19:44:53.287521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=19 initial_horizon=9580 selected_horizon=9580 endpoint_lower_bound=9472 lower_bound_gap=108 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:53.296520Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=19 tile=1141 row_words=34 horizon=9580
2026-09-13T19:44:55.533955Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=22 transfers=186336 maximum_identical_destinations=1
2026-09-13T19:44:55.534014Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=22 initial_horizon=2729 selected_horizon=2729 endpoint_lower_bound=2304 lower_bound_gap=425 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:55.752338Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=22 tile=57 row_words=812 horizon=2729
2026-09-13T19:44:57.164745Z  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=391902 maximum_identical_destinations=1
2026-09-13T19:44:57.164790Z  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=4788 selected_horizon=4788 endpoint_lower_bound=4304 lower_bound_gap=484 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:57.617224Z  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=446 row_words=1095 horizon=4788
2026-09-13T19:44:58.045097Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=7 transfers=17712 maximum_identical_destinations=1
2026-09-13T19:44:58.045138Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=7 initial_horizon=5845 selected_horizon=5845 endpoint_lower_bound=5760 lower_bound_gap=85 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:58.062718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=7 tile=387 row_words=136 horizon=5845
2026-09-13T19:44:58.222108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=8 transfers=17712 maximum_identical_destinations=1
2026-09-13T19:44:58.222150Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=8 initial_horizon=6419 selected_horizon=6419 endpoint_lower_bound=6336 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:58.235390Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=8 tile=407 row_words=147 horizon=6419
2026-09-13T19:44:58.486611Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:44:58.486665Z  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=6995 selected_horizon=6995 endpoint_lower_bound=6912 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:58.505789Z  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=415 row_words=160 horizon=6995
2026-09-13T19:44:58.667851Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:44:58.667897Z  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=7571 selected_horizon=7571 endpoint_lower_bound=7488 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:58.684541Z  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=275 row_words=173 horizon=7571
2026-09-13T19:44:58.949980Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=11 transfers=17712 maximum_identical_destinations=1
2026-09-13T19:44:58.950031Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=11 initial_horizon=7955 selected_horizon=7955 endpoint_lower_bound=7872 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:58.966504Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=11 tile=443 row_words=196 horizon=7955
2026-09-13T19:44:59.103659Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:44:59.103702Z  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=7955 selected_horizon=7955 endpoint_lower_bound=7872 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:59.118529Z  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=451 row_words=197 horizon=7955
2026-09-13T19:44:59.258471Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:44:59.258511Z  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=7955 selected_horizon=7955 endpoint_lower_bound=7872 lower_bound_gap=83 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:44:59.273561Z  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=463 row_words=196 horizon=7955
2026-09-13T19:45:00.257304Z  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=53946 ordinary_horizon=4720 paired_horizon=26907 use_paired=false
2026-09-13T19:45:00.283934Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=25 transfers=38400 maximum_identical_destinations=1
2026-09-13T19:45:00.283982Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=25 initial_horizon=8023 selected_horizon=8023 endpoint_lower_bound=5880 lower_bound_gap=2143 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:00.327008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=25 tile=329 row_words=174 horizon=8023
2026-09-13T19:45:00.579759Z  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=53946 maximum_identical_destinations=1
2026-09-13T19:45:00.579813Z  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=4720 selected_horizon=4720 endpoint_lower_bound=3936 lower_bound_gap=784 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:00.740381Z  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=547 row_words=1240 horizon=4720
2026-09-13T19:45:00.841029Z  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=1800 maximum_identical_destinations=1
2026-09-13T19:45:00.841074Z  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=2499 selected_horizon=2499 endpoint_lower_bound=2304 lower_bound_gap=195 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:00.848902Z  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=1150 row_words=25 horizon=2499
2026-09-13T19:45:00.905058Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=26 transfers=36000 maximum_identical_destinations=1
2026-09-13T19:45:00.905111Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=26 initial_horizon=3939 selected_horizon=3939 endpoint_lower_bound=3000 lower_bound_gap=939 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:00.937148Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=26 tile=339 row_words=109 horizon=3939
2026-09-13T19:45:00.998860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=2 transfers=20160 maximum_identical_destinations=1
2026-09-13T19:45:00.998895Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=2 initial_horizon=7397 selected_horizon=7397 endpoint_lower_bound=7296 lower_bound_gap=101 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.015900Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=2 tile=323 row_words=183 horizon=7397
2026-09-13T19:45:01.144961Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:45:01.144999Z  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=6429 selected_horizon=6429 endpoint_lower_bound=6336 lower_bound_gap=93 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.159001Z  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=1271 row_words=148 horizon=6429
2026-09-13T19:45:01.404626Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:45:01.404669Z  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=5833 selected_horizon=5833 endpoint_lower_bound=5760 lower_bound_gap=73 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.419159Z  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=964 row_words=137 horizon=5833
2026-09-13T19:45:01.502611Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=27 transfers=23312 maximum_identical_destinations=1
2026-09-13T19:45:01.502649Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=27 initial_horizon=2533 selected_horizon=2533 endpoint_lower_bound=1152 lower_bound_gap=1381 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.523337Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=27 tile=135 row_words=132 horizon=2533
2026-09-13T19:45:01.658600Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:45:01.658637Z  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=5269 selected_horizon=5269 endpoint_lower_bound=5184 lower_bound_gap=85 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.671799Z  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=1295 row_words=124 horizon=5269
2026-09-13T19:45:01.915199Z  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=17712 maximum_identical_destinations=1
2026-09-13T19:45:01.915258Z  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=5273 selected_horizon=5273 endpoint_lower_bound=5184 lower_bound_gap=89 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:01.929157Z  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=381 row_words=124 horizon=5273
2026-09-13T19:45:02.014613Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=20 transfers=314620 maximum_identical_destinations=1
2026-09-13T19:45:02.014649Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=20 initial_horizon=3970 selected_horizon=3970 endpoint_lower_bound=3456 lower_bound_gap=514 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:02.283057Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=20 tile=291 row_words=1261 horizon=3970
2026-09-13T19:45:02.502119Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=48 transfers=17040 maximum_identical_destinations=1
2026-09-13T19:45:02.502163Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=48 initial_horizon=9228 selected_horizon=9228 endpoint_lower_bound=7296 lower_bound_gap=1932 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:02.518810Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=48 tile=1435 row_words=74 horizon=9228
2026-09-13T19:45:03.621873Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=24 transfers=66240 maximum_identical_destinations=1
2026-09-13T19:45:03.621929Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=24 initial_horizon=10319 selected_horizon=10319 endpoint_lower_bound=6000 lower_bound_gap=4319 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:03.682801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=24 tile=1125 row_words=321 horizon=10319
2026-09-13T19:45:03.857024Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=56 candidates=144 ordinary_horizon=193 paired_horizon=444 use_paired=false
2026-09-13T19:45:03.885303Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=57 transfers=1294 maximum_identical_destinations=1
2026-09-13T19:45:03.885339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=57 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:03.889771Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=57 tile=866 row_words=10 horizon=471
2026-09-13T19:45:03.902616Z  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=1224 maximum_identical_destinations=1
2026-09-13T19:45:03.902637Z  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=646 selected_horizon=646 endpoint_lower_bound=544 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:03.905323Z  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=13 row_words=23 horizon=646
2026-09-13T19:45:04.005519Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=53 transfers=8580 maximum_identical_destinations=1
2026-09-13T19:45:04.005566Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=53 initial_horizon=9578 selected_horizon=9578 endpoint_lower_bound=7104 lower_bound_gap=2474 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:04.018391Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=53 tile=495 row_words=42 horizon=9578
2026-09-13T19:45:04.056856Z  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=104892 maximum_identical_destinations=1
2026-09-13T19:45:04.057015Z  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=1440 selected_horizon=1440 endpoint_lower_bound=1152 lower_bound_gap=288 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:04.129778Z  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=173 row_words=481 horizon=1440
2026-09-13T19:45:06.700666Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=23 transfers=143136 maximum_identical_destinations=1
2026-09-13T19:45:06.700720Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=23 initial_horizon=11881 selected_horizon=11881 endpoint_lower_bound=8676 lower_bound_gap=3205 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:07.013613Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=23 tile=644 row_words=1667 horizon=11881
2026-09-13T19:45:10.409290Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=54 transfers=209796 maximum_identical_destinations=1
2026-09-13T19:45:10.409334Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=54 initial_horizon=2759 selected_horizon=2759 endpoint_lower_bound=2304 lower_bound_gap=455 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:10.651111Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=54 tile=58 row_words=929 horizon=2759
2026-09-13T19:45:13.210483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=28 candidates=52488 ordinary_horizon=9619 paired_horizon=27722 use_paired=false
2026-09-13T19:45:13.568964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=28 transfers=54216 maximum_identical_destinations=1
2026-09-13T19:45:13.569006Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=28 initial_horizon=9619 selected_horizon=9619 endpoint_lower_bound=5856 lower_bound_gap=3763 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:13.720863Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=28 tile=714 row_words=1172 horizon=9619
2026-09-13T19:45:14.802900Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=52 candidates=52488 ordinary_horizon=17917 paired_horizon=63664 use_paired=false
2026-09-13T19:45:15.451370Z  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=54216 maximum_identical_destinations=1
2026-09-13T19:45:15.451477Z  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=17917 selected_horizon=17917 endpoint_lower_bound=11712 lower_bound_gap=6205 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:15.657595Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=47 candidates=196830 ordinary_horizon=31974 paired_horizon=86885 use_paired=false
2026-09-13T19:45:15.806156Z  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=639 row_words=2204 horizon=17917
2026-09-13T19:45:16.483742Z  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=198990 maximum_identical_destinations=1
2026-09-13T19:45:16.483788Z  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=31974 selected_horizon=31974 endpoint_lower_bound=25728 lower_bound_gap=6246 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:17.014662Z  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=281 row_words=2442 horizon=31974
2026-09-13T19:45:22.649110Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=18 candidates=52488 ordinary_horizon=24061 paired_horizon=81530 use_paired=false
2026-09-13T19:45:23.350345Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=18 transfers=54216 maximum_identical_destinations=1
2026-09-13T19:45:23.350384Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=18 initial_horizon=24061 selected_horizon=24061 endpoint_lower_bound=17568 lower_bound_gap=6493 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:23.767365Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=18 tile=472 row_words=2997 horizon=24061
2026-09-13T19:45:41.441154Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=43 candidates=52488 ordinary_horizon=26250 paired_horizon=113749 use_paired=false
2026-09-13T19:45:42.419939Z  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=62172 maximum_identical_destinations=1
2026-09-13T19:45:42.419972Z  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=26250 selected_horizon=26250 endpoint_lower_bound=23424 lower_bound_gap=2826 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T19:45:42.853704Z  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=648 row_words=4436 horizon=26250
2026-09-13T19:45:42.991854Z  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=82 success=true
2026-09-13T19:45:42.992381Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c96_r4_r4" target=ipu21
2026-09-13T19:45:43.042889Z  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/c31ccf08301529996065d48736800ec44239b10b623b12ce09f9fd9e3cc206e4/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/c31ccf08301529996065d48736800ec44239b10b623b12ce09f9fd9e3cc206e4/kernel.json
2026-09-13T19:45:43.043217Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c112_r4_r4" target=ipu21
2026-09-13T19:45:43.091238Z  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/83152908105dedf1102ccdaeab6f3cb84de758fcfc845a3c1505073e707189f3/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/83152908105dedf1102ccdaeab6f3cb84de758fcfc845a3c1505073e707189f3/kernel.json
2026-09-13T19:45:43.091707Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k96_c96_r144_r148" target=ipu21
2026-09-13T19:45:43.143024Z  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/e1703d7fe84948e7337c83b3b82137ae643fba5ddbce480fe6a5899a67a371f2/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/e1703d7fe84948e7337c83b3b82137ae643fba5ddbce480fe6a5899a67a371f2/kernel.json
2026-09-13T19:45:43.143360Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k160_c80_r81_r81" target=ipu21
2026-09-13T19:45:43.192652Z  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/069bc70df4d4eca6f1b42061abd2095ccfb79ce1ab213199c14def02e15edb35/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/069bc70df4d4eca6f1b42061abd2095ccfb79ce1ab213199c14def02e15edb35/kernel.json
2026-09-13T19:45:43.192968Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k192_c16_r1_r1" target=ipu21
2026-09-13T19:45:43.242511Z  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/05afb94a8f5ce340f06159267dd0abc5cbf4fc1e5459ac715f68b7e534c7c92e/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/05afb94a8f5ce340f06159267dd0abc5cbf4fc1e5459ac715f68b7e534c7c92e/kernel.json
2026-09-13T19:45:43.242994Z  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=device/gemm_f16_amp.S name="gemm_f8_interleaved_k224_c16_r4_r4" target=ipu21
2026-09-13T19:45:43.290627Z  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/00345a3e78d1f447ec78df1ff27a669a32ad9977c4f2e1a121896eb3a6639eaa/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/00345a3e78d1f447ec78df1ff27a669a32ad9977c4f2e1a121896eb3a6639eaa/kernel.json
2026-09-13T19:45:43.291895Z  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=device/gemm_f16_amp.S name="gemm_f16_interleaved_k48_c96_r160_r164" target=ipu21
2026-09-13T19:45:43.348186Z  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/fbb658585ecec0a7ca0658fa1a9e8451b170bb27b93874292a88f4e20ba412fe/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/fbb658585ecec0a7ca0658fa1a9e8451b170bb27b93874292a88f4e20ba412fe/kernel.json
2026-09-13T19:45:43.348491Z  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=device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c144_r81_r81" target=ipu21
2026-09-13T19:45:43.396069Z  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/71d654f2906de72d71ec5102b9dbf311b185710a1dbad8e8d3ea327078d600c9/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/71d654f2906de72d71ec5102b9dbf311b185710a1dbad8e8d3ea327078d600c9/kernel.json
2026-09-13T19:45:43.396443Z  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=device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c160_r81_r81" target=ipu21
2026-09-13T19:45:43.443602Z  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/83e9a136039830bd10b64d14ef6f16190f39098293f7fd5bf1bb9e8e33d0e37b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/83e9a136039830bd10b64d14ef6f16190f39098293f7fd5bf1bb9e8e33d0e37b/kernel.json
2026-09-13T19:45:43.446620Z  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=454 success=true
2026-09-13T19:45:43.457496Z  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
2026-09-13T19:45:45.397111Z  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=103396 maximum_uncompressed_repeat_patch_bytes=0 maximum_elided_arithmetic_patch_bytes=0
2026-09-13T19:45:46.760123Z  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=96820 success=false
Error: exchange tables exceed per-tile budget: 103396 bytes, limit 98304 bytes