2026-09-11T08:52:23.364998Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-11T08:52:39.978632Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=6068 expansion_and_footprint_ms=7532 estimated_row_bytes=73776 heuristic_row_bytes=164044 geometry_fragments_per_tile=8481 fragment_limit=16384
2026-09-11T08:52:40.121737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: eliminated unread FP8 cast input padding clears removed=1386
2026-09-11T08:52:40.861615Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:52:40.861661Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=45 initial_horizon=2786 selected_horizon=2786 endpoint_lower_bound=2152 lower_bound_gap=634 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.863439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=45 tile=125 row_words=19 horizon=2786
2026-09-11T08:52:40.877776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=71 candidates=17 ordinary_horizon=688 paired_horizon=1417 use_paired=false
2026-09-11T08:52:40.879249Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=79 candidates=35 ordinary_horizon=660 paired_horizon=2329 use_paired=false
2026-09-11T08:52:40.880599Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:52:40.880640Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=5 initial_horizon=1094 selected_horizon=1094 endpoint_lower_bound=288 lower_bound_gap=806 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.883634Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=5 tile=1418 row_words=15 horizon=1094
2026-09-11T08:52:40.905483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=72 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:52:40.905519Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=72 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.908128Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=72 tile=866 row_words=10 horizon=471
2026-09-11T08:52:40.910279Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:52:40.910314Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=6 initial_horizon=3008 selected_horizon=3008 endpoint_lower_bound=2304 lower_bound_gap=704 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.911450Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=80 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:52:40.911486Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=80 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.911803Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=6 tile=17 row_words=30 horizon=3008
2026-09-11T08:52:40.914582Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=80 tile=875 row_words=10 horizon=1112
2026-09-11T08:52:40.928852Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=73 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:52:40.928886Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=73 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.930113Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=73 tile=47 row_words=23 horizon=374
2026-09-11T08:52:40.939390Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=81 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:52:40.939423Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=81 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.940927Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=81 tile=39 row_words=39 horizon=4006
2026-09-11T08:52:40.974784Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=82 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:52:40.974822Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=82 initial_horizon=203 selected_horizon=203 endpoint_lower_bound=64 lower_bound_gap=139 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.977262Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=82 tile=1140 row_words=38 horizon=203
2026-09-11T08:52:40.977846Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=77 candidates=32 ordinary_horizon=210 paired_horizon=1250 use_paired=false
2026-09-11T08:52:40.994511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=83 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:52:40.994540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=83 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:40.996165Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=83 tile=46 row_words=9 horizon=216
2026-09-11T08:52:41.013522Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=85 candidates=19 ordinary_horizon=2258 paired_horizon=2382 use_paired=false
2026-09-11T08:52:41.013829Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=84 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:52:41.013842Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=84 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:41.014943Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=84 tile=0 row_words=1028 horizon=2206
2026-09-11T08:52:41.227299Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:52:41.227355Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=3 initial_horizon=6258 selected_horizon=6258 endpoint_lower_bound=3040 lower_bound_gap=3218 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:41.240737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=3 tile=673 row_words=71 horizon=6258
2026-09-11T08:52:41.378990Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:52:41.379044Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=12 initial_horizon=11426 selected_horizon=11426 endpoint_lower_bound=7424 lower_bound_gap=4002 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:41.411830Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=12 tile=483 row_words=182 horizon=11426
2026-09-11T08:52:41.471445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:52:41.471483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=46 initial_horizon=15786 selected_horizon=15786 endpoint_lower_bound=9760 lower_bound_gap=6026 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:41.488469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=46 tile=481 row_words=502 horizon=15786
2026-09-11T08:52:41.736361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:52:41.736420Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=512 lower_bound_gap=198 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:41.749823Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=262 row_words=172 horizon=710
2026-09-11T08:52:42.010835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:52:42.010882Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=29 initial_horizon=3926 selected_horizon=3926 endpoint_lower_bound=2304 lower_bound_gap=1622 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:42.014456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=29 tile=178 row_words=123 horizon=3926
2026-09-11T08:52:42.233419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=57 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:52:42.233472Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=57 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=6048 lower_bound_gap=5266 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:42.260699Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=57 tile=1084 row_words=180 horizon=11314
2026-09-11T08:52:42.330678Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:52:42.330727Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=4 initial_horizon=1327 selected_horizon=1327 endpoint_lower_bound=576 lower_bound_gap=751 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:42.356043Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=4 tile=305 row_words=128 horizon=1327
2026-09-11T08:52:42.390254Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=87 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:52:42.390280Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=87 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:42.391395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=87 tile=47 row_words=25 horizon=406
2026-09-11T08:52:42.419146Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:52:42.419167Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=2714 selected_horizon=2714 endpoint_lower_bound=2048 lower_bound_gap=666 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:42.421123Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=383 row_words=21 horizon=2714
2026-09-11T08:52:43.382135Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=0 candidates=7106 ordinary_horizon=8086 paired_horizon=102200 use_paired=false
2026-09-11T08:52:43.479437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:52:43.479488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=0 initial_horizon=8086 selected_horizon=8086 endpoint_lower_bound=5888 lower_bound_gap=2198 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:43.497305Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=0 tile=79 row_words=273 horizon=8086
2026-09-11T08:52:43.526426Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:43.526454Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=14 initial_horizon=5249 selected_horizon=5249 endpoint_lower_bound=3456 lower_bound_gap=1793 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:43.527731Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=14 tile=355 row_words=13 horizon=5249
2026-09-11T08:52:43.547689Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:52:43.547709Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=15 initial_horizon=10318 selected_horizon=10318 endpoint_lower_bound=6912 lower_bound_gap=3406 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:43.549164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=15 tile=44 row_words=57 horizon=10318
2026-09-11T08:52:43.561525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=62 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:52:43.561542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=62 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:43.562283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=62 tile=47 row_words=23 horizon=374
2026-09-11T08:52:43.597665Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=64 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:52:43.597730Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=64 initial_horizon=6893 selected_horizon=6893 endpoint_lower_bound=4644 lower_bound_gap=2249 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:43.599455Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=64 tile=15 row_words=60 horizon=6893
2026-09-11T08:52:44.194707Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=30 candidates=8748 ordinary_horizon=11759 paired_horizon=114608 use_paired=false
2026-09-11T08:52:44.268291Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:52:44.268335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=30 initial_horizon=11759 selected_horizon=11759 endpoint_lower_bound=7008 lower_bound_gap=4751 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.281941Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=30 tile=109 row_words=221 horizon=11759
2026-09-11T08:52:44.315828Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:52:44.315899Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=31 initial_horizon=1431 selected_horizon=1431 endpoint_lower_bound=1152 lower_bound_gap=279 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.318647Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=31 tile=235 row_words=22 horizon=1431
2026-09-11T08:52:44.536770Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=9 candidates=6561 ordinary_horizon=20785 paired_horizon=189735 use_paired=false
2026-09-11T08:52:44.544157Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=58 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:52:44.544238Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=58 initial_horizon=1973 selected_horizon=1973 endpoint_lower_bound=1152 lower_bound_gap=821 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.555038Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:52:44.555080Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=33 initial_horizon=7526 selected_horizon=7526 endpoint_lower_bound=3648 lower_bound_gap=3878 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.566733Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=33 tile=860 row_words=87 horizon=7526
2026-09-11T08:52:44.597492Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=58 tile=239 row_words=188 horizon=1973
2026-09-11T08:52:44.652152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=59 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:44.652198Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=59 initial_horizon=3508 selected_horizon=3508 endpoint_lower_bound=2304 lower_bound_gap=1204 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.653851Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=59 tile=74 row_words=13 horizon=3508
2026-09-11T08:52:44.694576Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:52:44.694631Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=9 initial_horizon=20785 selected_horizon=20785 endpoint_lower_bound=15616 lower_bound_gap=5169 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.703483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=60 candidates=72 ordinary_horizon=175 paired_horizon=285 use_paired=false
2026-09-11T08:52:44.723857Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=9 tile=79 row_words=288 horizon=20785
2026-09-11T08:52:44.724322Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=61 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:52:44.724364Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=61 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.726003Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=61 tile=866 row_words=10 horizon=471
2026-09-11T08:52:44.896300Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:52:44.896360Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=42 initial_horizon=13228 selected_horizon=13228 endpoint_lower_bound=7872 lower_bound_gap=5356 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:44.906904Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=42 tile=643 row_words=39 horizon=13228
2026-09-11T08:52:45.082760Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:52:45.082810Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=13 initial_horizon=5323 selected_horizon=5323 endpoint_lower_bound=1728 lower_bound_gap=3595 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.164458Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=13 tile=104 row_words=257 horizon=5323
2026-09-11T08:52:45.230857Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:45.230897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=36 initial_horizon=2921 selected_horizon=2921 endpoint_lower_bound=2304 lower_bound_gap=617 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.232095Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=36 tile=171 row_words=17 horizon=2921
2026-09-11T08:52:45.256789Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:52:45.256834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=39 initial_horizon=10848 selected_horizon=10848 endpoint_lower_bound=7872 lower_bound_gap=2976 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.270689Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=39 tile=139 row_words=236 horizon=10848
2026-09-11T08:52:45.328515Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:45.328549Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=35 initial_horizon=2596 selected_horizon=2596 endpoint_lower_bound=2304 lower_bound_gap=292 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.330750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=35 tile=148 row_words=24 horizon=2596
2026-09-11T08:52:45.373453Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:52:45.373520Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=40 initial_horizon=8957 selected_horizon=8957 endpoint_lower_bound=7680 lower_bound_gap=1277 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.378318Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:52:45.378357Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=3161 selected_horizon=3161 endpoint_lower_bound=1076 lower_bound_gap=2085 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.379145Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=40 tile=86 row_words=143 horizon=8957
2026-09-11T08:52:45.381860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=1420 row_words=16 horizon=3161
2026-09-11T08:52:45.402302Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=65 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:52:45.402342Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=65 initial_horizon=12744 selected_horizon=12744 endpoint_lower_bound=7996 lower_bound_gap=4748 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.472977Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=65 tile=75 row_words=2336 horizon=12744
2026-09-11T08:52:45.589495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=66 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:52:45.589545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=66 initial_horizon=2410 selected_horizon=2410 endpoint_lower_bound=2304 lower_bound_gap=106 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.595513Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=66 tile=168 row_words=108 horizon=2410
2026-09-11T08:52:45.742536Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:52:45.742585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=34 initial_horizon=1113 selected_horizon=1113 endpoint_lower_bound=576 lower_bound_gap=537 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.768057Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=34 tile=815 row_words=127 horizon=1113
2026-09-11T08:52:45.803741Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:45.803769Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=51 initial_horizon=3087 selected_horizon=3087 endpoint_lower_bound=2304 lower_bound_gap=783 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.805598Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=51 tile=166 row_words=23 horizon=3087
2026-09-11T08:52:45.832801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:52:45.832846Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=16 initial_horizon=11597 selected_horizon=11597 endpoint_lower_bound=6912 lower_bound_gap=4685 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.918764Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=52 transfers=1475 maximum_identical_destinations=1
2026-09-11T08:52:45.918850Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=52 initial_horizon=2397 selected_horizon=2397 endpoint_lower_bound=1728 lower_bound_gap=669 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.922720Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=52 tile=197 row_words=50 horizon=2397
2026-09-11T08:52:45.944339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:52:45.944381Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:45.945825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=152 row_words=16 horizon=4249
2026-09-11T08:52:46.018386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=16 tile=157 row_words=1126 horizon=11597
2026-09-11T08:52:46.462407Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:52:46.462465Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=50 initial_horizon=1088 selected_horizon=1088 endpoint_lower_bound=576 lower_bound_gap=512 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:46.487236Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=50 tile=1164 row_words=106 horizon=1088
2026-09-11T08:52:46.766657Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=54 candidates=6561 ordinary_horizon=11010 paired_horizon=46101 use_paired=false
2026-09-11T08:52:46.810710Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=54 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:52:46.810744Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=54 initial_horizon=11010 selected_horizon=11010 endpoint_lower_bound=5248 lower_bound_gap=5762 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:46.820052Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=54 tile=162 row_words=135 horizon=11010
2026-09-11T08:52:46.883511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:52:46.883558Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=23462 selected_horizon=23462 endpoint_lower_bound=9072 lower_bound_gap=14390 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:46.956439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=715 row_words=411 horizon=23462
2026-09-11T08:52:47.876809Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=86 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:52:47.876863Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=86 initial_horizon=1508 selected_horizon=1508 endpoint_lower_bound=896 lower_bound_gap=612 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:48.165521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=86 tile=1361 row_words=459 horizon=1508
2026-09-11T08:52:48.340623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:52:48.340685Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=47 initial_horizon=5893 selected_horizon=5893 endpoint_lower_bound=5120 lower_bound_gap=773 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:48.519836Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=47 tile=80 row_words=1573 horizon=5893
2026-09-11T08:52:50.057863Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:52:50.057929Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=43 initial_horizon=5583 selected_horizon=5583 endpoint_lower_bound=2152 lower_bound_gap=3431 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:50.186548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=43 tile=229 row_words=508 horizon=5583
2026-09-11T08:52:50.368331Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=128 success=true
2026-09-11T08:52:50.368762Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_dispatch" target=ipu21
2026-09-11T08:52:50.428970Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/8dda5454f313cc05dc8d4daa4937af126243cdb6126f01b76336588ccd2097ad/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/8dda5454f313cc05dc8d4daa4937af126243cdb6126f01b76336588ccd2097ad/kernel.json
2026-09-11T08:52:50.429391Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_packed0_worker" target=ipu21
2026-09-11T08:52:50.494483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/1bc6a37294e71a7d58152c68750caf7cf66a97665646ffa1a10e18038f87ac73/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/1bc6a37294e71a7d58152c68750caf7cf66a97665646ffa1a10e18038f87ac73/kernel.json
2026-09-11T08:52:50.495051Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c96_r2_r2" target=ipu21
2026-09-11T08:52:50.550319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/abf94f25a2f994cfc99f9e32c402648dc046223ab7ec5b60b5325e92e9a67bbf/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/abf94f25a2f994cfc99f9e32c402648dc046223ab7ec5b60b5325e92e9a67bbf/kernel.json
2026-09-11T08:52:50.550825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c112_r2_r2" target=ipu21
2026-09-11T08:52:50.614123Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/ff45dab79efde569bcca83f119740989da47c8594f9d09e93d3683dbf8b2317a/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/ff45dab79efde569bcca83f119740989da47c8594f9d09e93d3683dbf8b2317a/kernel.json
2026-09-11T08:52:50.614737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k64_c16_r2_r2" target=ipu21
2026-09-11T08:52:50.668439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/84d41ebac338c11d639834010a5707785b289bf10ff391d3ed7a34f9782c59dc/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/84d41ebac338c11d639834010a5707785b289bf10ff391d3ed7a34f9782c59dc/kernel.json
2026-09-11T08:52:50.668977Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k64_c32_r182_r184" target=ipu21
2026-09-11T08:52:50.730400Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/139bd5c56b1794af4497fe2b729d98f53d57cc380d6bc112a0d170b00fd5ad7c/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/139bd5c56b1794af4497fe2b729d98f53d57cc380d6bc112a0d170b00fd5ad7c/kernel.json
2026-09-11T08:52:50.730773Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k96_c48_r146_r146" target=ipu21
2026-09-11T08:52:50.782511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/6ab33246ab43d2b2b64cbc638336223581f9d1420ec0d8b2851c0277a76ec6bf/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/6ab33246ab43d2b2b64cbc638336223581f9d1420ec0d8b2851c0277a76ec6bf/kernel.json
2026-09-11T08:52:50.783059Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c64_r242_r244" target=ipu21
2026-09-11T08:52:50.836275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/ea311209654596f34773d23fd6dbe384fc5b27ef2da2295236aa770af8db0c18/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/ea311209654596f34773d23fd6dbe384fc5b27ef2da2295236aa770af8db0c18/kernel.json
2026-09-11T08:52:50.836718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c128_r80_r82" target=ipu21
2026-09-11T08:52:50.901711Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/1679d1cb07b68a6b05234cebe439b27920f812c60d768139926df459e896f60b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/1679d1cb07b68a6b05234cebe439b27920f812c60d768139926df459e896f60b/kernel.json
2026-09-11T08:52:50.902273Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k160_c128_r120_r122" target=ipu21
2026-09-11T08:52:50.954551Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/e555efba4852e4ae6a6ceb590309d15abed906b7dea3fde9186f80094fa1d09a/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/e555efba4852e4ae6a6ceb590309d15abed906b7dea3fde9186f80094fa1d09a/kernel.json
2026-09-11T08:52:50.954785Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k192_c144_r80_r82" target=ipu21
2026-09-11T08:52:51.014008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/786e9905ed17752d3284a18814b042dac16f904d3f59d94fffa760e10a838de7/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/786e9905ed17752d3284a18814b042dac16f904d3f59d94fffa760e10a838de7/kernel.json
2026-09-11T08:52:51.014374Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k192_c160_r80_r82" target=ipu21
2026-09-11T08:52:51.063534Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/78d799f0822e89dee0af41ee12e711cfd9d955785c47a2a9a4a32199dcd8dc28/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/78d799f0822e89dee0af41ee12e711cfd9d955785c47a2a9a4a32199dcd8dc28/kernel.json
2026-09-11T08:52:51.064008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f8_interleaved_k224_c16_r2_r2" target=ipu21
2026-09-11T08:52:51.117856Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/e5591825d4e09ff0162b3cefbe4d3b3d814e928c06ea521f731180fe19c31241/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/e5591825d4e09ff0162b3cefbe4d3b3d814e928c06ea521f731180fe19c31241/kernel.json
2026-09-11T08:52:51.118443Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_interleaved_dispatch" target=ipu21
2026-09-11T08:52:51.181623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/7925be2d37ad86fe45a240dc6148e436763b1099c6ddcdb0713e3ca20c683752/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/7925be2d37ad86fe45a240dc6148e436763b1099c6ddcdb0713e3ca20c683752/kernel.json
2026-09-11T08:52:51.182330Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_packed0_worker" target=ipu21
2026-09-11T08:52:51.235876Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/fcfbf95b671100fdb99bcade0ed61eb516fd88af4edd6588fa5e1d076b3a0b03/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/fcfbf95b671100fdb99bcade0ed61eb516fd88af4edd6588fa5e1d076b3a0b03/kernel.json
2026-09-11T08:52:51.236466Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_interleaved_k64_c80_r7_r8" target=ipu21
2026-09-11T08:52:51.293877Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/61e2b59bb3022789ca15727c37b487394ab771bd76bcc466dc712757b1dd9edf/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/61e2b59bb3022789ca15727c37b487394ab771bd76bcc466dc712757b1dd9edf/kernel.json
2026-09-11T08:52:51.294264Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c16_r1_r1" target=ipu21
2026-09-11T08:52:51.347559Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/9d75fc88789814d87e55ae822187bcb1a2c7627ff8e9ddddc8c6e8757931c334/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/9d75fc88789814d87e55ae822187bcb1a2c7627ff8e9ddddc8c6e8757931c334/kernel.json
2026-09-11T08:52:51.348101Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_interleaved_k80_c64_r7_r8" target=ipu21
2026-09-11T08:52:51.400511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/250215ae716269d1e6fc845c27673d22e8d90cac454f56b858237bc04712624e/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/250215ae716269d1e6fc845c27673d22e8d90cac454f56b858237bc04712624e/kernel.json
2026-09-11T08:52:51.400974Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/tmp/ipu-shared-workers/device/gemm_f16_amp.S name="gemm_f16_interleaved_k736_c16_r1_r1" target=ipu21
2026-09-11T08:52:51.445331Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/a2150ae762087db6c3f5d001efe4c44728d582f5bf8377cf39650797702784a4/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/a2150ae762087db6c3f5d001efe4c44728d582f5bf8377cf39650797702784a4/kernel.json
2026-09-11T08:52:51.450517Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1082 success=true
2026-09-11T08:52:51.463030Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-11T08:52:51.672632Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: exchange table and repeat patch storage exchange_table_bytes=40280 maximum_uncompressed_repeat_patch_bytes=0 maximum_elided_arithmetic_patch_bytes=0
2026-09-11T08:52:52.510043Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=353 success=true
2026-09-11T08:52:52.510116Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=391568 host_code_base=391568 host_code_bytes=1200 generated_code_bytes=14812 exchange_table_bytes=40280 executable_ranges=[(377572, 377576), (378316, 378320), (380716, 380720), (383028, 383032), (385044, 385048), (386756, 386760), (388772, 388776), (392832, 524288)]
2026-09-11T08:52:52.510161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=391568 profile_bytes=1212 exchange_table_bytes=40280 host_code_bytes=1200 host_data_bytes=852 generated_code_bytes=14812 code_address=392832 available_ranges=[(363060, 376832), (458752, 524288), (525500, 949168)]
2026-09-11T08:52:53.229926Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=719 success=true
2026-09-11T08:52:53.242047Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-11T08:52:53.260017Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-11T08:52:53.261343Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:52:53.261376Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=45 initial_horizon=2786 selected_horizon=2786 endpoint_lower_bound=2152 lower_bound_gap=634 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.264039Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=45 tile=125 row_words=19 horizon=2786
2026-09-11T08:52:53.298915Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:52:53.298957Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=1094 selected_horizon=1094 endpoint_lower_bound=288 lower_bound_gap=806 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:53.302189Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=1080 row_words=15 horizon=1094
2026-09-11T08:52:53.360609Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:52:53.360644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=2964 selected_horizon=2964 endpoint_lower_bound=2304 lower_bound_gap=660 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:53.363263Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=17 row_words=30 horizon=2964
2026-09-11T08:52:53.380443Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-11T08:52:53.486918Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-11T08:52:53.506284Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:52:53.506328Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=33 initial_horizon=7526 selected_horizon=7526 endpoint_lower_bound=3648 lower_bound_gap=3878 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.518955Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=33 tile=860 row_words=87 horizon=7526
2026-09-11T08:52:53.521147Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-11T08:52:53.660022Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-11T08:52:53.733504Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-11T08:52:53.772297Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:52:53.772342Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=11426 selected_horizon=11426 endpoint_lower_bound=7424 lower_bound_gap=4002 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.811065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-11T08:52:53.811153Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=483 row_words=182 horizon=11426
2026-09-11T08:52:53.828051Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-11T08:52:53.829514Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-11T08:52:53.830478Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-11T08:52:53.840614Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-11T08:52:53.857947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=72
2026-09-11T08:52:53.858498Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=72 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:52:53.858510Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=72 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.860446Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=72 tile=866 row_words=10 horizon=471
2026-09-11T08:52:53.874755Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=73
2026-09-11T08:52:53.875290Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=73 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:52:53.875302Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=73 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.876316Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=73 tile=47 row_words=23 horizon=374
2026-09-11T08:52:53.891120Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=74
2026-09-11T08:52:53.901468Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=75
2026-09-11T08:52:53.905753Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=76
2026-09-11T08:52:53.917543Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=77
2026-09-11T08:52:53.918941Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=78
2026-09-11T08:52:53.929013Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=79
2026-09-11T08:52:53.947996Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=80
2026-09-11T08:52:53.948635Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=80 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:52:53.948648Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=80 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.950813Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=80 tile=875 row_words=10 horizon=1112
2026-09-11T08:52:53.966958Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=81
2026-09-11T08:52:53.967586Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=81 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:52:53.967598Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=81 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.968463Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-11T08:52:53.968729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=81 tile=39 row_words=39 horizon=4006
2026-09-11T08:52:53.990479Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=82
2026-09-11T08:52:53.991419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=82 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:52:53.991435Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=82 initial_horizon=203 selected_horizon=203 endpoint_lower_bound=64 lower_bound_gap=139 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:53.993163Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=82 tile=1140 row_words=38 horizon=203
2026-09-11T08:52:54.004952Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=83
2026-09-11T08:52:54.005421Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=83 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:52:54.005431Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=83 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:54.006662Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=83 tile=46 row_words=9 horizon=216
2026-09-11T08:52:54.022439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=84
2026-09-11T08:52:54.023095Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=84 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:52:54.023115Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=84 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:54.024456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=84 tile=0 row_words=1028 horizon=2206
2026-09-11T08:52:54.041780Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=85
2026-09-11T08:52:54.104799Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-11T08:52:54.251629Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-11T08:52:54.371348Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-11T08:52:54.432025Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:52:54.432061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=0 initial_horizon=8086 selected_horizon=8086 endpoint_lower_bound=5888 lower_bound_gap=2198 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:54.438019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:52:54.438066Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=3926 selected_horizon=3926 endpoint_lower_bound=2304 lower_bound_gap=1622 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:54.444599Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=178 row_words=123 horizon=3926
2026-09-11T08:52:54.450613Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=0 tile=79 row_words=273 horizon=8086
2026-09-11T08:52:54.775795Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:52:54.775857Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=46 initial_horizon=14997 selected_horizon=14997 endpoint_lower_bound=9760 lower_bound_gap=5237 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:54.795351Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=46 tile=481 row_words=544 horizon=14997
2026-09-11T08:52:55.064631Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-11T08:52:55.089644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:52:55.089679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=710 selected_horizon=710 endpoint_lower_bound=512 lower_bound_gap=198 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:55.102865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=262 row_words=172 horizon=710
2026-09-11T08:52:55.128972Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-11T08:52:55.285979Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-11T08:52:55.295223Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:52:55.295251Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=6258 selected_horizon=6258 endpoint_lower_bound=3040 lower_bound_gap=3218 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:55.303877Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=673 row_words=71 horizon=6258
2026-09-11T08:52:55.574557Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:52:55.574618Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=34 initial_horizon=1273 selected_horizon=1273 endpoint_lower_bound=576 lower_bound_gap=697 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:55.603162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=34 tile=291 row_words=130 horizon=1273
2026-09-11T08:52:55.673304Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:55.673356Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=3087 selected_horizon=3087 endpoint_lower_bound=2304 lower_bound_gap=783 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:55.675564Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=166 row_words=23 horizon=3087
2026-09-11T08:52:55.707931Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:52:55.707959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=2921 selected_horizon=2921 endpoint_lower_bound=2304 lower_bound_gap=617 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:55.709283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=78 row_words=17 horizon=2921
2026-09-11T08:52:56.701389Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:52:56.701455Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=39 initial_horizon=10088 selected_horizon=10088 endpoint_lower_bound=7872 lower_bound_gap=2216 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:56.715740Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=39 tile=136 row_words=234 horizon=10088
2026-09-11T08:52:56.801445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-11T08:52:56.806785Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:52:56.806808Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=40 initial_horizon=8957 selected_horizon=8957 endpoint_lower_bound=7680 lower_bound_gap=1277 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:56.811721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=40 tile=86 row_words=143 horizon=8957
2026-09-11T08:52:56.831691Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-11T08:52:56.921099Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-11T08:52:56.925650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:52:56.925670Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=42 initial_horizon=13228 selected_horizon=13228 endpoint_lower_bound=7872 lower_bound_gap=5356 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:56.931909Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=42 tile=643 row_words=39 horizon=13228
2026-09-11T08:52:57.297149Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:52:57.297256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=1122 selected_horizon=1122 endpoint_lower_bound=576 lower_bound_gap=546 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:57.323667Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=1229 row_words=126 horizon=1122
2026-09-11T08:52:57.360907Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-11T08:52:57.627027Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=30 candidates=8748 ordinary_horizon=12205 paired_horizon=114847 use_paired=false
2026-09-11T08:52:57.710385Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:52:57.710436Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=30 initial_horizon=12205 selected_horizon=12205 endpoint_lower_bound=7008 lower_bound_gap=5197 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:57.733162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=30 tile=109 row_words=221 horizon=12205
2026-09-11T08:52:57.771794Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-11T08:52:57.772838Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:52:57.772865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=31 initial_horizon=1431 selected_horizon=1431 endpoint_lower_bound=1152 lower_bound_gap=279 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:57.774716Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=31 tile=235 row_words=22 horizon=1431
2026-09-11T08:52:57.785988Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-11T08:52:57.853424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:52:57.853467Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=3198 selected_horizon=3198 endpoint_lower_bound=1076 lower_bound_gap=2122 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:57.857032Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=1053 row_words=16 horizon=3198
2026-09-11T08:52:57.886751Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-11T08:52:57.887702Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=62 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:52:57.887725Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=62 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:57.889540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=62 tile=47 row_words=23 horizon=374
2026-09-11T08:52:57.904949Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-11T08:52:57.962523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=64 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:52:57.962560Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=64 initial_horizon=6985 selected_horizon=6985 endpoint_lower_bound=4644 lower_bound_gap=2341 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:57.963999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=64 tile=15 row_words=60 horizon=6985
2026-09-11T08:52:58.222608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=57 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:52:58.222666Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=57 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=6048 lower_bound_gap=5266 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:58.255545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=57 tile=1084 row_words=180 horizon=11314
2026-09-11T08:52:58.685506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=9 candidates=6561 ordinary_horizon=17780 paired_horizon=189735 use_paired=false
2026-09-11T08:52:58.823702Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:52:58.823756Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=17780 selected_horizon=17780 endpoint_lower_bound=15616 lower_bound_gap=2164 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:58.843865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=105 row_words=287 horizon=17780
2026-09-11T08:52:58.893256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-11T08:52:58.895036Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:52:58.895056Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=2714 selected_horizon=2714 endpoint_lower_bound=2048 lower_bound_gap=666 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:58.898253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=383 row_words=21 horizon=2714
2026-09-11T08:52:58.908655Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=88
2026-09-11T08:52:58.914660Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=89
2026-09-11T08:52:58.928291Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=90
2026-09-11T08:52:59.195368Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:52:59.195427Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=16 initial_horizon=10301 selected_horizon=10301 endpoint_lower_bound=6912 lower_bound_gap=3389 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:52:59.365651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=16 tile=74 row_words=1056 horizon=10301
2026-09-11T08:52:59.587361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-11T08:52:59.775332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-11T08:52:59.910941Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-11T08:52:59.966485Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:52:59.966526Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=50 initial_horizon=1088 selected_horizon=1088 endpoint_lower_bound=576 lower_bound_gap=512 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:52:59.975240Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-11T08:52:59.992848Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=50 tile=1164 row_words=106 horizon=1088
2026-09-11T08:53:00.027887Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-11T08:53:00.028649Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:53:00.028662Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=51 initial_horizon=3087 selected_horizon=3087 endpoint_lower_bound=2304 lower_bound_gap=783 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.030625Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=51 tile=166 row_words=23 horizon=3087
2026-09-11T08:53:00.134307Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-11T08:53:00.137652Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=52 transfers=1475 maximum_identical_destinations=1
2026-09-11T08:53:00.137676Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=52 initial_horizon=2397 selected_horizon=2397 endpoint_lower_bound=1728 lower_bound_gap=669 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.141656Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=52 tile=197 row_words=50 horizon=2397
2026-09-11T08:53:00.160195Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-11T08:53:00.172406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-11T08:53:00.203556Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:53:00.203601Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=4809 selected_horizon=4809 endpoint_lower_bound=1728 lower_bound_gap=3081 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:00.312726Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=619 row_words=258 horizon=4809
2026-09-11T08:53:00.363694Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-11T08:53:00.366477Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=65 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:53:00.366521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=65 initial_horizon=14197 selected_horizon=14197 endpoint_lower_bound=7996 lower_bound_gap=6201 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:00.389382Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:53:00.389416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=14 initial_horizon=5249 selected_horizon=5249 endpoint_lower_bound=3456 lower_bound_gap=1793 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:00.391040Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=14 tile=355 row_words=13 horizon=5249
2026-09-11T08:53:00.396788Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-11T08:53:00.424875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=65 tile=71 row_words=2395 horizon=14197
2026-09-11T08:53:00.441745Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:53:00.441772Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=10318 selected_horizon=10318 endpoint_lower_bound=6912 lower_bound_gap=3406 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:00.443560Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=44 row_words=55 horizon=10318
2026-09-11T08:53:00.460790Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=87
2026-09-11T08:53:00.461593Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=87 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:53:00.461608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=87 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.462888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=87 tile=47 row_words=25 horizon=406
2026-09-11T08:53:00.489419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=86
2026-09-11T08:53:00.511280Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=59 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:53:00.511312Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=59 initial_horizon=2451 selected_horizon=2451 endpoint_lower_bound=2304 lower_bound_gap=147 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:00.512623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=59 tile=295 row_words=12 horizon=2451
2026-09-11T08:53:00.548161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-11T08:53:00.552153Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-11T08:53:00.566657Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-11T08:53:00.567274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=55 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:53:00.567291Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=55 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.568307Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=55 tile=152 row_words=16 horizon=4249
2026-09-11T08:53:00.574430Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=66
2026-09-11T08:53:00.580789Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=66 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:53:00.580810Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=66 initial_horizon=2410 selected_horizon=2410 endpoint_lower_bound=2304 lower_bound_gap=106 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.580934Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-11T08:53:00.581530Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=61 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:53:00.581545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=61 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.583390Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=61 tile=866 row_words=10 horizon=471
2026-09-11T08:53:00.585230Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=66 tile=168 row_words=108 horizon=2410
2026-09-11T08:53:00.666265Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=86 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:53:00.666335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=86 initial_horizon=1508 selected_horizon=1508 endpoint_lower_bound=896 lower_bound_gap=612 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:00.948314Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=86 tile=1361 row_words=459 horizon=1508
2026-09-11T08:53:01.066240Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-11T08:53:01.234770Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:53:01.234827Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=47 initial_horizon=5893 selected_horizon=5893 endpoint_lower_bound=5120 lower_bound_gap=773 selected_kind="reused" neighborhood_improvements=0
2026-09-11T08:53:01.421838Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=47 tile=80 row_words=1573 horizon=5893
2026-09-11T08:53:01.862353Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=54 candidates=6561 ordinary_horizon=10558 paired_horizon=45958 use_paired=false
2026-09-11T08:53:01.899901Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=54 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:53:01.899929Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=54 initial_horizon=10558 selected_horizon=10558 endpoint_lower_bound=5248 lower_bound_gap=5310 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:01.907750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=54 tile=20 row_words=133 horizon=10558
2026-09-11T08:53:02.181935Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:53:02.181989Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=23462 selected_horizon=23462 endpoint_lower_bound=9072 lower_bound_gap=14390 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:02.200898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=58 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:53:02.200948Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=58 initial_horizon=2534 selected_horizon=2534 endpoint_lower_bound=1152 lower_bound_gap=1382 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:02.227891Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=715 row_words=411 horizon=23462
2026-09-11T08:53:02.259733Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=58 tile=509 row_words=185 horizon=2534
2026-09-11T08:53:05.960437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:53:05.960515Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=5238 selected_horizon=5238 endpoint_lower_bound=2152 lower_bound_gap=3086 selected_kind="compact-streams" neighborhood_improvements=0
2026-09-11T08:53:06.105731Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=1201 row_words=494 horizon=5238
2026-09-11T08:53:06.173133Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=12943 success=true
2026-09-11T08:53:17.868795Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=11695 success=true
2026-09-11T08:53:17.909397Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=1053685 final_exchange=443813
2026-09-11T08:53:18.703174Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=383 success=true
2026-09-11T08:53:18.839469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=136 success=true
2026-09-11T08:53:19.578152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=664 success=true
2026-09-11T08:53:19.904315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: validated canonical baseline cycles=1053685
2026-09-11T08:53:20.411739Z  INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="plan_package"}: package build phase finished phase="plan_package" elapsed_ms=57046 success=true
2026-09-11T08:53:21.042474Z  INFO writing application package tiles=1472
2026-09-11T08:53:22.141743Z  INFO application package written
2026-09-11T08:53:22.159016Z  INFO reading application package
2026-09-11T08:53:23.506902Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-11T08:53:23.533473Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-11T08:53:23.533503Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-11T08:53:23.533519Z  INFO opening IPU device path="/dev/ipu0"
2026-09-11T08:53:23.533565Z  INFO IPU device attached path=/dev/ipu0
2026-09-11T08:53:23.533568Z  INFO initializing IPU device
2026-09-11T08:53:23.541380Z  INFO IPU device initialized
2026-09-11T08:53:23.541387Z  INFO replaying device configuration register_writes=2003
2026-09-11T08:53:23.565706Z  INFO loading application tile_count=1472 final_mark=23
2026-09-11T08:53:23.813731Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-11T08:53:35.051432Z  INFO starting host exchange session startup_mark=23
2026-09-11T08:53:35.051499Z  INFO attaching host exchange pages pages=2
2026-09-11T08:53:35.052357Z  INFO host exchange session started
2026-09-11T08:53:35.052496Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=32
2026-09-11T08:53:35.067408Z  INFO invoking streaming host exchange call call="run" command=0 phases=13
profile=artifacts/baseline-local-planner/shared-worker-full1/model.ipuprof tiles=1472 samples=308035
referenceMaximumAbsoluteError=0.077148 numericalTest=PASS
package=artifacts/baseline-local-planner/shared-worker-full1/model.ipuexe tiles=1472 hardwareTest=PASS