2026-09-13T12:18:18.517600Z  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
2026-09-13T12:18:18.590959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: loaded mid-plan search state path=artifacts/fp8-pv-batches-20260913/bs2-control-state.json attempts=98
2026-09-13T12:18:19.198311Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: wrote planner memory profile path=artifacts/fp8-pv-batches-20260913/bs2-control/memory/baseline-554028-0000.json scope="baseline" peak_step=70 effective_peak_bytes=514680
2026-09-13T12:18:32.548662Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=11293 expansion_and_footprint_ms=13350 estimated_row_bytes=126240 heuristic_row_bytes=356840 geometry_fragments_per_tile=13204 fragment_limit=16384
2026-09-13T12:18:32.695520Z  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=2768
2026-09-13T12:18:33.437514Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=58 candidates=36 ordinary_horizon=1264 paired_horizon=2915 use_paired=false
2026-09-13T12:18:33.450882Z  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=1368 maximum_identical_destinations=1
2026-09-13T12:18:33.450927Z  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=963 selected_horizon=963 endpoint_lower_bound=768 lower_bound_gap=195 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.457154Z  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=903 row_words=16 horizon=963
2026-09-13T12:18:33.458250Z  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=1294 maximum_identical_destinations=1
2026-09-13T12:18:33.458278Z  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=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.462022Z  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=866 row_words=10 horizon=471
2026-09-13T12:18:33.473609Z  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=1224 maximum_identical_destinations=1
2026-09-13T12:18:33.473631Z  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=646 selected_horizon=646 endpoint_lower_bound=544 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.475012Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.475045Z  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=4150 selected_horizon=4150 endpoint_lower_bound=4032 lower_bound_gap=118 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.475505Z  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=13 row_words=23 horizon=646
2026-09-13T12:18:33.477771Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.477804Z  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=5150 selected_horizon=5150 endpoint_lower_bound=5088 lower_bound_gap=62 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.481192Z  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=1267 row_words=94 horizon=4150
2026-09-13T12:18:33.483920Z  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=1172 row_words=112 horizon=5150
2026-09-13T12:18:33.484596Z  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=9792 maximum_identical_destinations=1
2026-09-13T12:18:33.484629Z  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=5395 selected_horizon=5395 endpoint_lower_bound=5280 lower_bound_gap=115 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.487440Z  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=2193 maximum_identical_destinations=1
2026-09-13T12:18:33.487465Z  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=702 selected_horizon=702 endpoint_lower_bound=576 lower_bound_gap=126 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.487916Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=64 candidates=8 ordinary_horizon=73 paired_horizon=134 use_paired=false
2026-09-13T12:18:33.490830Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.490863Z  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=3571 selected_horizon=3571 endpoint_lower_bound=3456 lower_bound_gap=115 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.491153Z  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=981 row_words=124 horizon=5395
2026-09-13T12:18:33.492623Z  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=622 row_words=15 horizon=702
2026-09-13T12:18:33.496698Z  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=1055 row_words=82 horizon=3571
2026-09-13T12:18:33.497333Z  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=144 ordinary_horizon=193 paired_horizon=444 use_paired=false
2026-09-13T12:18:33.498881Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.498921Z  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=3437 selected_horizon=3437 endpoint_lower_bound=3360 lower_bound_gap=77 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.507876Z  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=1089 row_words=76 horizon=3437
2026-09-13T12:18:33.511592Z  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=1294 maximum_identical_destinations=1
2026-09-13T12:18:33.511610Z  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=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.513949Z  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=866 row_words=10 horizon=471
2026-09-13T12:18:33.521908Z  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=1224 maximum_identical_destinations=1
2026-09-13T12:18:33.521922Z  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=646 selected_horizon=646 endpoint_lower_bound=544 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.523276Z  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=13 row_words=23 horizon=646
2026-09-13T12:18:33.528684Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=70 candidates=60 ordinary_horizon=690 paired_horizon=886 use_paired=false
2026-09-13T12:18:33.529436Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.529468Z  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=4720 selected_horizon=4720 endpoint_lower_bound=4608 lower_bound_gap=112 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.535672Z  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=1247 row_words=106 horizon=4720
2026-09-13T12:18:33.536629Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=65 candidates=72 ordinary_horizon=261 paired_horizon=1391 use_paired=false
2026-09-13T12:18:33.548755Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.548786Z  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=5741 selected_horizon=5741 endpoint_lower_bound=5664 lower_bound_gap=77 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.555317Z  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=946 row_words=132 horizon=5741
2026-09-13T12:18:33.562962Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=71 transfers=2878 maximum_identical_destinations=1
2026-09-13T12:18:33.562988Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=71 initial_horizon=1641 selected_horizon=1641 endpoint_lower_bound=1536 lower_bound_gap=105 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.568484Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=71 tile=1221 row_words=20 horizon=1641
2026-09-13T12:18:33.583323Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=72 transfers=1408 maximum_identical_destinations=1
2026-09-13T12:18:33.583344Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=72 initial_horizon=1472 selected_horizon=1472 endpoint_lower_bound=1408 lower_bound_gap=64 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.585450Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=72 tile=13 row_words=28 horizon=1472
2026-09-13T12:18:33.619378Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.619480Z  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=4579 selected_horizon=4579 endpoint_lower_bound=4512 lower_bound_gap=67 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.627089Z  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=1149 row_words=101 horizon=4579
2026-09-13T12:18:33.629804Z  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=2160 maximum_identical_destinations=1
2026-09-13T12:18:33.629854Z  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=22673 selected_horizon=22673 endpoint_lower_bound=18432 lower_bound_gap=4241 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.646511Z  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=1073 row_words=59 horizon=22673
2026-09-13T12:18:33.654096Z  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=9654 maximum_identical_destinations=1
2026-09-13T12:18:33.654137Z  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=1690 selected_horizon=1690 endpoint_lower_bound=1280 lower_bound_gap=410 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.663565Z  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=943 row_words=46 horizon=1690
2026-09-13T12:18:33.673527Z  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=2187 maximum_identical_destinations=1
2026-09-13T12:18:33.673558Z  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=1895 selected_horizon=1895 endpoint_lower_bound=1728 lower_bound_gap=167 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.676566Z  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=728 row_words=9 horizon=1895
2026-09-13T12:18:33.676642Z  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=1288 maximum_identical_destinations=1
2026-09-13T12:18:33.676658Z  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=550 selected_horizon=550 endpoint_lower_bound=448 lower_bound_gap=102 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.678815Z  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=171 row_words=13 horizon=550
2026-09-13T12:18:33.694904Z  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=9216 maximum_identical_destinations=1
2026-09-13T12:18:33.694938Z  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=4007 selected_horizon=4007 endpoint_lower_bound=3936 lower_bound_gap=71 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.696775Z  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=16836 maximum_identical_destinations=1
2026-09-13T12:18:33.696811Z  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=8173 selected_horizon=8173 endpoint_lower_bound=6912 lower_bound_gap=1261 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.701873Z  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=2207 maximum_identical_destinations=1
2026-09-13T12:18:33.701893Z  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=207 selected_horizon=207 endpoint_lower_bound=64 lower_bound_gap=143 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.705147Z  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=1116 row_words=45 horizon=207
2026-09-13T12:18:33.705845Z  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=875 row_words=88 horizon=4007
2026-09-13T12:18:33.718719Z  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=1242 row_words=70 horizon=8173
2026-09-13T12:18:33.739516Z  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=1474 maximum_identical_destinations=1
2026-09-13T12:18:33.739534Z  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=427 selected_horizon=427 endpoint_lower_bound=270 lower_bound_gap=157 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.742248Z  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=15 row_words=142 horizon=427
2026-09-13T12:18:33.752687Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=41 candidates=18 ordinary_horizon=1897 paired_horizon=1708 use_paired=false
2026-09-13T12:18:33.784854Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=14 candidates=18 ordinary_horizon=1899 paired_horizon=1850 use_paired=false
2026-09-13T12:18:33.798989Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=17 transfers=5710 maximum_identical_destinations=1
2026-09-13T12:18:33.799019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=17 initial_horizon=9580 selected_horizon=9580 endpoint_lower_bound=9472 lower_bound_gap=108 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.806852Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=17 tile=1141 row_words=34 horizon=9580
2026-09-13T12:18:33.851640Z  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=17040 maximum_identical_destinations=1
2026-09-13T12:18:33.851688Z  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=9228 selected_horizon=9228 endpoint_lower_bound=7296 lower_bound_gap=1932 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.871153Z  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=1435 row_words=74 horizon=9228
2026-09-13T12:18:33.886929Z  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=1440 maximum_identical_destinations=1
2026-09-13T12:18:33.886961Z  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=448 selected_horizon=448 endpoint_lower_bound=360 lower_bound_gap=88 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:33.889310Z  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=29 row_words=51 horizon=448
2026-09-13T12:18:33.970180Z  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=18 ordinary_horizon=1892 paired_horizon=1710 use_paired=false
2026-09-13T12:18:34.086104Z  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=24031 maximum_identical_destinations=1
2026-09-13T12:18:34.086153Z  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=7992 selected_horizon=7992 endpoint_lower_bound=6756 lower_bound_gap=1236 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.102843Z  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=101 row_words=125 horizon=7992
2026-09-13T12:18:34.119526Z  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=8580 maximum_identical_destinations=1
2026-09-13T12:18:34.119556Z  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=9578 selected_horizon=9578 endpoint_lower_bound=7104 lower_bound_gap=2474 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.126316Z  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=495 row_words=42 horizon=9578
2026-09-13T12:18:34.192420Z  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=44640 maximum_identical_destinations=1
2026-09-13T12:18:34.192456Z  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=4884 selected_horizon=4884 endpoint_lower_bound=4160 lower_bound_gap=724 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.221116Z  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=1033 row_words=137 horizon=4884
2026-09-13T12:18:34.378469Z  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=23312 maximum_identical_destinations=1
2026-09-13T12:18:34.378510Z  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=1285 selected_horizon=1285 endpoint_lower_bound=1152 lower_bound_gap=133 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.393895Z  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=255 row_words=120 horizon=1285
2026-09-13T12:18:34.450376Z  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=41964 maximum_identical_destinations=1
2026-09-13T12:18:34.450414Z  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=6348 selected_horizon=6348 endpoint_lower_bound=5120 lower_bound_gap=1228 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.477401Z  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=307 row_words=127 horizon=6348
2026-09-13T12:18:34.621684Z  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=66336 maximum_identical_destinations=1
2026-09-13T12:18:34.621729Z  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=11805 selected_horizon=11805 endpoint_lower_bound=6832 lower_bound_gap=4973 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:34.669059Z  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=247 row_words=347 horizon=11805
2026-09-13T12:18:35.293809Z  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=104868 maximum_identical_destinations=1
2026-09-13T12:18:35.293853Z  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=1396 selected_horizon=1396 endpoint_lower_bound=1152 lower_bound_gap=244 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:35.361235Z  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=572 row_words=350 horizon=1396
2026-09-13T12:18:37.518068Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=21 transfers=57183 maximum_identical_destinations=1
2026-09-13T12:18:37.518114Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=21 initial_horizon=16801 selected_horizon=16801 endpoint_lower_bound=14568 lower_bound_gap=2233 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:37.629543Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=21 tile=282 row_words=784 horizon=16801
2026-09-13T12:18:40.621874Z  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=209796 maximum_identical_destinations=1
2026-09-13T12:18:40.621925Z  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=2759 selected_horizon=2759 endpoint_lower_bound=2304 lower_bound_gap=455 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:40.837904Z  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=58 row_words=929 horizon=2759
2026-09-13T12:18:41.512120Z  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=232998 maximum_identical_destinations=1
2026-09-13T12:18:41.512159Z  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=7061 selected_horizon=7061 endpoint_lower_bound=3328 lower_bound_gap=3733 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:41.784758Z  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=259 row_words=1570 horizon=7061
2026-09-13T12:18:42.261463Z  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=73728 maximum_identical_destinations=1
2026-09-13T12:18:42.261512Z  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=15530 selected_horizon=15530 endpoint_lower_bound=11264 lower_bound_gap=4266 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:42.330487Z  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=439 row_words=268 horizon=15530
2026-09-13T12:18:44.986619Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=26 candidates=52416 ordinary_horizon=15825 paired_horizon=30125 use_paired=false
2026-09-13T12:18:45.092810Z  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=54216 maximum_identical_destinations=1
2026-09-13T12:18:45.092867Z  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=15825 selected_horizon=15825 endpoint_lower_bound=14400 lower_bound_gap=1425 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:45.158898Z  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=382 row_words=358 horizon=15825
2026-09-13T12:18:45.451114Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=39 candidates=9 ordinary_horizon=1611 paired_horizon=1880 use_paired=false
2026-09-13T12:18:45.609126Z  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=104926 maximum_identical_destinations=1
2026-09-13T12:18:45.609160Z  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=1611 selected_horizon=1611 endpoint_lower_bound=1152 lower_bound_gap=459 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:45.743294Z  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=165 row_words=341 horizon=1611
2026-09-13T12:18:55.929896Z  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=17185 paired_horizon=89957 use_paired=false
2026-09-13T12:18:56.548720Z  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=54216 maximum_identical_destinations=1
2026-09-13T12:18:56.548772Z  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=17185 selected_horizon=17185 endpoint_lower_bound=11712 lower_bound_gap=5473 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:18:56.835108Z  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=638 row_words=2134 horizon=17185
2026-09-13T12:19:01.916026Z  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=27 ordinary_horizon=4580 paired_horizon=4463 use_paired=false
2026-09-13T12:19:02.511845Z  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=314748 maximum_identical_destinations=1
2026-09-13T12:19:02.511892Z  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=4580 selected_horizon=4580 endpoint_lower_bound=3456 lower_bound_gap=1124 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:03.032539Z  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=489 row_words=908 horizon=4580
2026-09-13T12:19:04.772467Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=34 candidates=34 ordinary_horizon=5094 paired_horizon=5211 use_paired=false
2026-09-13T12:19:05.498915Z  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=391962 maximum_identical_destinations=1
2026-09-13T12:19:05.498967Z  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=5094 selected_horizon=5094 endpoint_lower_bound=4304 lower_bound_gap=790 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:06.026795Z  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=374 row_words=749 horizon=5094
2026-09-13T12:19:08.923811Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=16 candidates=52488 ordinary_horizon=27245 paired_horizon=137129 use_paired=false
2026-09-13T12:19:09.713173Z  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=54216 maximum_identical_destinations=1
2026-09-13T12:19:09.713241Z  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=27245 selected_horizon=27245 endpoint_lower_bound=17568 lower_bound_gap=9677 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:10.161852Z  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=649 row_words=2998 horizon=27245
2026-09-13T12:19:10.414608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=36 candidates=195372 ordinary_horizon=8729 paired_horizon=64536 use_paired=false
2026-09-13T12:19:11.231472Z  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=196830 maximum_identical_destinations=1
2026-09-13T12:19:11.231526Z  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=8729 selected_horizon=8729 endpoint_lower_bound=7296 lower_bound_gap=1433 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:11.725713Z  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=105 row_words=2421 horizon=8729
2026-09-13T12:19:16.173976Z  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=9 ordinary_horizon=1572 paired_horizon=1616 use_paired=false
2026-09-13T12:19:16.297317Z  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=104913 maximum_identical_destinations=1
2026-09-13T12:19:16.297369Z  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=1572 selected_horizon=1572 endpoint_lower_bound=1152 lower_bound_gap=420 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:16.386148Z  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=884 row_words=234 horizon=1572
2026-09-13T12:19:31.850705Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=32 candidates=52488 ordinary_horizon=28376 paired_horizon=159477 use_paired=false
2026-09-13T12:19:32.846361Z  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=62172 maximum_identical_destinations=1
2026-09-13T12:19:32.846401Z  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=28376 selected_horizon=28376 endpoint_lower_bound=23424 lower_bound_gap=4952 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:33.323839Z  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=564 row_words=4447 horizon=28376
2026-09-13T12:19:33.483772Z  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=349526 maximum_identical_destinations=1
2026-09-13T12:19:33.483814Z  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=7725 selected_horizon=7725 endpoint_lower_bound=3456 lower_bound_gap=4269 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:34.098452Z  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=633 row_words=1603 horizon=7725
2026-09-13T12:19:52.477811Z  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=26244 ordinary_horizon=9037 paired_horizon=27117 use_paired=false
2026-09-13T12:19:52.824934Z  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=27702 maximum_identical_destinations=1
2026-09-13T12:19:52.824983Z  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=9037 selected_horizon=9037 endpoint_lower_bound=3904 lower_bound_gap=5133 selected_kind="balanced-compact-streams" neighborhood_improvements=0
2026-09-13T12:19:53.018548Z  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=565 row_words=1221 horizon=9037
2026-09-13T12:19:53.123433Z  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=84 success=true
2026-09-13T12:19:53.127266Z  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/gelu_f16.S name="gelu_tanh_approx_f16" target=ipu21
2026-09-13T12:19:53.164481Z  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/529d9d2a35a796b918dbc06ec8bbcf3e5d71c05ad0466a5cf20539896304b529/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/529d9d2a35a796b918dbc06ec8bbcf3e5d71c05ad0466a5cf20539896304b529/kernel.json
2026-09-13T12:19:53.165506Z  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=42 success=true
2026-09-13T12:19:53.171543Z  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
2026-09-13T12:19:54.436657Z  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=88176 maximum_uncompressed_repeat_patch_bytes=16416 maximum_elided_arithmetic_patch_bytes=16416
2026-09-13T12:19:55.687801Z  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=97170 success=false
Error: exchange tables exceed per-tile budget: 88176 bytes, limit 81920 bytes