2026-09-11T08:14:52.401796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-11T08:15:10.674806Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=7007 expansion_and_footprint_ms=8533 estimated_row_bytes=73784 heuristic_row_bytes=164408 geometry_fragments_per_tile=8490 fragment_limit=16384
2026-09-11T08:15:11.655470Z DEBUG ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placed tile storage tiles=1472 shards=478464 elapsed_us=774222
2026-09-11T08:15:11.877528Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=80 candidates=35 ordinary_horizon=647 paired_horizon=2329 use_paired=false
2026-09-11T08:15:11.879013Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=72 candidates=17 ordinary_horizon=681 paired_horizon=1417 use_paired=false
2026-09-11T08:15:11.910540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=74 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:15:11.910581Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=74 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:11.911395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=74 tile=47 row_words=23 horizon=374
2026-09-11T08:15:11.929817Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=287
2026-09-11T08:15:11.933758Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=287 elapsed_ms=3 success=true
2026-09-11T08:15:11.937523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=5 transfers=2773 maximum_identical_destinations=1
2026-09-11T08:15:11.937565Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=5 initial_horizon=1116 selected_horizon=1116 endpoint_lower_bound=288 lower_bound_gap=828 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:11.940603Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=5 tile=1063 row_words=16 horizon=1116
2026-09-11T08:15:11.942943Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=73 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:15:11.942973Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=73 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:11.944798Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=73 tile=866 row_words=10 horizon=471
2026-09-11T08:15:11.946011Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=81 transfers=1438 maximum_identical_destinations=1
2026-09-11T08:15:11.946046Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=81 initial_horizon=1112 selected_horizon=1112 endpoint_lower_bound=896 lower_bound_gap=216 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:11.948098Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=81 tile=875 row_words=10 horizon=1112
2026-09-11T08:15:11.966107Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=32
2026-09-11T08:15:11.969979Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=32 elapsed_ms=3 success=true
2026-09-11T08:15:11.979772Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=78 candidates=32 ordinary_horizon=210 paired_horizon=371 use_paired=false
2026-09-11T08:15:12.014048Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=82 transfers=1400 maximum_identical_destinations=1
2026-09-11T08:15:12.014081Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=82 initial_horizon=4006 selected_horizon=4006 endpoint_lower_bound=3920 lower_bound_gap=86 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:12.015097Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=82 tile=39 row_words=39 horizon=4006
2026-09-11T08:15:12.039491Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=6 transfers=2193 maximum_identical_destinations=1
2026-09-11T08:15:12.039527Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=6 initial_horizon=3444 selected_horizon=3065 endpoint_lower_bound=2304 lower_bound_gap=761 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:12.041193Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=6 tile=17 row_words=38 horizon=3065
2026-09-11T08:15:12.082178Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=83 transfers=2151 maximum_identical_destinations=1
2026-09-11T08:15:12.082228Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=83 initial_horizon=179 selected_horizon=176 endpoint_lower_bound=64 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:12.083757Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=83 tile=0 row_words=45 horizon=176
2026-09-11T08:15:12.110133Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=84 transfers=1075 maximum_identical_destinations=1
2026-09-11T08:15:12.110170Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=84 initial_horizon=216 selected_horizon=216 endpoint_lower_bound=4 lower_bound_gap=212 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:12.111329Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=84 tile=46 row_words=9 horizon=216
2026-09-11T08:15:12.282182Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=85 transfers=1023 maximum_identical_destinations=1
2026-09-11T08:15:12.282252Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=85 initial_horizon=2206 selected_horizon=2206 endpoint_lower_bound=2148 lower_bound_gap=58 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:12.283086Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=85 tile=0 row_words=1028 horizon=2206
2026-09-11T08:15:12.304353Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=86 candidates=19 ordinary_horizon=2257 paired_horizon=2382 use_paired=false
2026-09-11T08:15:12.438691Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=40 transfers=9677 maximum_identical_destinations=1
2026-09-11T08:15:12.438736Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=40 initial_horizon=7838 selected_horizon=7838 endpoint_lower_bound=7680 lower_bound_gap=158 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:12.479613Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=40 tile=113 row_words=105 horizon=7838
2026-09-11T08:15:12.526941Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=50544
2026-09-11T08:15:12.922684Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=42 transfers=8694 maximum_identical_destinations=1
2026-09-11T08:15:12.922742Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=42 initial_horizon=9295 selected_horizon=9294 endpoint_lower_bound=7872 lower_bound_gap=1422 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:12.932031Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=42 tile=781 row_words=47 horizon=9294
2026-09-11T08:15:13.362555Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51948
2026-09-11T08:15:13.410338Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=50544 elapsed_ms=883 success=true
2026-09-11T08:15:13.600974Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=7290
2026-09-11T08:15:13.675446Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656
2026-09-11T08:15:13.883934Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=208 success=true
2026-09-11T08:15:14.117549Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=19683
2026-09-11T08:15:14.137790Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=29 transfers=11656 maximum_identical_destinations=1
2026-09-11T08:15:14.137834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=29 initial_horizon=4326 selected_horizon=4326 endpoint_lower_bound=2304 lower_bound_gap=2022 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:14.143721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=29 tile=21 row_words=177 horizon=4326
2026-09-11T08:15:15.204928Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=51948 elapsed_ms=1842 success=true
2026-09-11T08:15:15.503020Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=12 transfers=50544 maximum_identical_destinations=1
2026-09-11T08:15:15.503079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=12 initial_horizon=8319 selected_horizon=8263 endpoint_lower_bound=7424 lower_bound_gap=839 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:15.563641Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=12 tile=447 row_words=222 horizon=8263
2026-09-11T08:15:15.812812Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=8748
2026-09-11T08:15:16.146593Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-11T08:15:16.437408Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=7290 elapsed_ms=2836 success=true
2026-09-11T08:15:16.684810Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=34 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:15:16.684865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=34 initial_horizon=1335 selected_horizon=1335 endpoint_lower_bound=576 lower_bound_gap=759 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:16.703650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=301599
2026-09-11T08:15:16.741619Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=34 tile=1094 row_words=195 horizon=1335
2026-09-11T08:15:16.815012Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=35 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:16.815062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=35 initial_horizon=2837 selected_horizon=2837 endpoint_lower_bound=2304 lower_bound_gap=533 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:16.816804Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=35 tile=18 row_words=24 horizon=2837
2026-09-11T08:15:16.875901Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=36 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:16.875947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=36 initial_horizon=4274 selected_horizon=3122 endpoint_lower_bound=2304 lower_bound_gap=818 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:16.877523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=36 tile=13 row_words=22 horizon=3122
2026-09-11T08:15:17.037681Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=19683 elapsed_ms=2920 success=true
2026-09-11T08:15:17.704189Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-11T08:15:18.264023Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=46 transfers=19683 maximum_identical_destinations=1
2026-09-11T08:15:18.264075Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=46 initial_horizon=12806 selected_horizon=12806 endpoint_lower_bound=9760 lower_bound_gap=3046 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:18.301565Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=46 tile=397 row_words=530 horizon=12806
2026-09-11T08:15:18.416898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=8748 elapsed_ms=2604 success=true
2026-09-11T08:15:18.738840Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=1034 success=true
2026-09-11T08:15:19.560403Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=39 transfers=4374 maximum_identical_destinations=1
2026-09-11T08:15:19.560456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=39 initial_horizon=10762 selected_horizon=10762 endpoint_lower_bound=7872 lower_bound_gap=2890 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:19.579359Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=39 tile=44 row_words=368 horizon=10762
2026-09-11T08:15:19.864933Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=7290
2026-09-11T08:15:20.319996Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=45090
2026-09-11T08:15:20.667748Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=155252
2026-09-11T08:15:21.262435Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=45090 elapsed_ms=942 success=true
2026-09-11T08:15:22.122181Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=5975 success=true
2026-09-11T08:15:22.766522Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=58 transfers=45090 maximum_identical_destinations=1
2026-09-11T08:15:22.766575Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=58 initial_horizon=6774 selected_horizon=6774 endpoint_lower_bound=6048 lower_bound_gap=726 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:22.810458Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=58 tile=1255 row_words=212 horizon=6774
2026-09-11T08:15:22.868889Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=7290 elapsed_ms=3003 success=true
2026-09-11T08:15:23.322159Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=30 candidates=8748 ordinary_horizon=10977 paired_horizon=10267 use_paired=true
2026-09-11T08:15:23.452254Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=30 transfers=8748 maximum_identical_destinations=1
2026-09-11T08:15:23.452300Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=30 initial_horizon=10267 selected_horizon=10267 endpoint_lower_bound=3504 lower_bound_gap=6763 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:23.514574Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=30 tile=181 row_words=743 horizon=10267
2026-09-11T08:15:23.632853Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=31 transfers=1725 maximum_identical_destinations=1
2026-09-11T08:15:23.632903Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=31 initial_horizon=1305 selected_horizon=1305 endpoint_lower_bound=1152 lower_bound_gap=153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:23.642970Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=31 tile=100 row_words=23 horizon=1305
2026-09-11T08:15:24.177246Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=301599 elapsed_ms=7473 success=true
2026-09-11T08:15:24.788536Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=33 transfers=20656 maximum_identical_destinations=1
2026-09-11T08:15:24.788588Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=33 initial_horizon=4461 selected_horizon=4461 endpoint_lower_bound=3648 lower_bound_gap=813 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:24.811164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=33 tile=566 row_words=106 horizon=4461
2026-09-11T08:15:25.291548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=0 candidates=7106 ordinary_horizon=7372 paired_horizon=12802 use_paired=false
2026-09-11T08:15:25.425021Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=0 transfers=7290 maximum_identical_destinations=1
2026-09-11T08:15:25.425067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=0 initial_horizon=7372 selected_horizon=7372 endpoint_lower_bound=5888 lower_bound_gap=1484 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:25.468366Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=0 tile=78 row_words=674 horizon=7372
2026-09-11T08:15:25.834814Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=103635
2026-09-11T08:15:25.869632Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=195689
2026-09-11T08:15:25.998831Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=42560
2026-09-11T08:15:26.722645Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=42560 elapsed_ms=723 success=true
2026-09-11T08:15:27.072307Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=287
2026-09-11T08:15:27.076906Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=287 elapsed_ms=4 success=true
2026-09-11T08:15:27.175614Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=14 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:27.175659Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=14 initial_horizon=5385 selected_horizon=4536 endpoint_lower_bound=3456 lower_bound_gap=1080 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:27.177469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=14 tile=65 row_words=15 horizon=4536
2026-09-11T08:15:27.268926Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=15 transfers=2184 maximum_identical_destinations=1
2026-09-11T08:15:27.268970Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=15 initial_horizon=11659 selected_horizon=10578 endpoint_lower_bound=6912 lower_bound_gap=3666 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:27.270903Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=15 tile=49 row_words=59 horizon=10578
2026-09-11T08:15:27.333120Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=155252 elapsed_ms=6665 success=true
2026-09-11T08:15:27.686718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=42560 maximum_identical_destinations=1
2026-09-11T08:15:27.686773Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=857 selected_horizon=857 endpoint_lower_bound=512 lower_bound_gap=345 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:27.709382Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=8 row_words=432 horizon=857
2026-09-11T08:15:27.872711Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=302920
2026-09-11T08:15:28.788419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=3 transfers=16520 maximum_identical_destinations=1
2026-09-11T08:15:28.788506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=3 initial_horizon=3889 selected_horizon=3762 endpoint_lower_bound=3040 lower_bound_gap=722 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:28.816111Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=3 tile=661 row_words=87 horizon=3762
2026-09-11T08:15:29.888312Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=103635 elapsed_ms=4053 success=true
2026-09-11T08:15:30.646475Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51948
2026-09-11T08:15:30.816773Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=128168
2026-09-11T08:15:30.863471Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=9 candidates=6561 ordinary_horizon=19694 paired_horizon=16956 use_paired=true
2026-09-11T08:15:31.049382Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=9 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:15:31.049441Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=9 initial_horizon=16956 selected_horizon=16956 endpoint_lower_bound=7808 lower_bound_gap=9148 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:31.126796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=9 tile=755 row_words=988 horizon=16956
2026-09-11T08:15:31.312152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=2589 maximum_identical_destinations=1
2026-09-11T08:15:31.312225Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=4596 selected_horizon=4202 endpoint_lower_bound=2048 lower_bound_gap=2154 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:31.325271Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=71 row_words=30 horizon=4202
2026-09-11T08:15:31.377946Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=88 transfers=1368 maximum_identical_destinations=1
2026-09-11T08:15:31.377975Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=88 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:31.379063Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=88 tile=47 row_words=25 horizon=406
2026-09-11T08:15:31.437127Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=51 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:31.437248Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=51 initial_horizon=3573 selected_horizon=3122 endpoint_lower_bound=2304 lower_bound_gap=818 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:31.439835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=51 tile=13 row_words=27 horizon=3122
2026-09-11T08:15:31.485350Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=52 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:31.485386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=52 initial_horizon=2724 selected_horizon=2724 endpoint_lower_bound=2304 lower_bound_gap=420 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:31.486604Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=52 tile=4 row_words=19 horizon=2724
2026-09-11T08:15:31.835114Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=13 transfers=155252 maximum_identical_destinations=1
2026-09-11T08:15:31.835179Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=13 initial_horizon=3558 selected_horizon=3558 endpoint_lower_bound=1728 lower_bound_gap=1830 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:32.059253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=13 tile=1094 row_words=545 horizon=3558
2026-09-11T08:15:32.457806Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-11T08:15:32.730836Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=51948 elapsed_ms=2084 success=true
2026-09-11T08:15:32.900865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=59 transfers=103635 maximum_identical_destinations=1
2026-09-11T08:15:32.900932Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=59 initial_horizon=1823 selected_horizon=1823 endpoint_lower_bound=1152 lower_bound_gap=671 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:32.998855Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=87 transfers=301599 maximum_identical_destinations=1
2026-09-11T08:15:32.998907Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=87 initial_horizon=1774 selected_horizon=1774 endpoint_lower_bound=896 lower_bound_gap=878 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:33.015897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=59 tile=613 row_words=364 horizon=1823
2026-09-11T08:15:33.116447Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=60 transfers=1457 maximum_identical_destinations=1
2026-09-11T08:15:33.116496Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=60 initial_horizon=4265 selected_horizon=4257 endpoint_lower_bound=2304 lower_bound_gap=1953 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:33.118274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=60 tile=79 row_words=15 horizon=4257
2026-09-11T08:15:33.264888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=61 candidates=72 ordinary_horizon=164 paired_horizon=202 use_paired=false
2026-09-11T08:15:33.337809Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=62 transfers=1294 maximum_identical_destinations=1
2026-09-11T08:15:33.337861Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=62 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:33.340069Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=62 tile=866 row_words=10 horizon=471
2026-09-11T08:15:33.388440Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=63 transfers=1224 maximum_identical_destinations=1
2026-09-11T08:15:33.388474Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=63 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:33.389701Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=63 tile=47 row_words=23 horizon=374
2026-09-11T08:15:33.432476Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1743
2026-09-11T08:15:33.432770Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=87 tile=205 row_words=915 horizon=1774
2026-09-11T08:15:33.455064Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1743 elapsed_ms=22 success=true
2026-09-11T08:15:33.491797Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=65 transfers=1743 maximum_identical_destinations=1
2026-09-11T08:15:33.491838Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=65 initial_horizon=6058 selected_horizon=6053 endpoint_lower_bound=4644 lower_bound_gap=1409 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-11T08:15:33.494255Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=65 tile=14 row_words=73 horizon=6053
2026-09-11T08:15:33.636521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2820 maximum_identical_destinations=1
2026-09-11T08:15:33.636571Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=3257 selected_horizon=3257 endpoint_lower_bound=1076 lower_bound_gap=2181 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:33.641350Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=1271 row_words=16 horizon=3257
2026-09-11T08:15:33.694835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=1236 success=true
2026-09-11T08:15:33.748594Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=45 transfers=2198 maximum_identical_destinations=1
2026-09-11T08:15:33.748642Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=45 initial_horizon=4362 selected_horizon=4286 endpoint_lower_bound=2152 lower_bound_gap=2134 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-11T08:15:33.751849Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=45 tile=684 row_words=20 horizon=4286
2026-09-11T08:15:33.877062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11520
2026-09-11T08:15:34.082219Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=11520 elapsed_ms=205 success=true
2026-09-11T08:15:34.316850Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=67 transfers=11520 maximum_identical_destinations=1
2026-09-11T08:15:34.316900Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=67 initial_horizon=2443 selected_horizon=2443 endpoint_lower_bound=2304 lower_bound_gap=139 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:34.326082Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=67 tile=20 row_words=157 horizon=2443
2026-09-11T08:15:34.355951Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=4 transfers=51948 maximum_identical_destinations=1
2026-09-11T08:15:34.355986Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=4 initial_horizon=1288 selected_horizon=1288 endpoint_lower_bound=576 lower_bound_gap=712 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:34.407153Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=4 tile=1105 row_words=197 horizon=1288
2026-09-11T08:15:34.435325Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=56 transfers=1295 maximum_identical_destinations=1
2026-09-11T08:15:34.435365Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=56 initial_horizon=4249 selected_horizon=4249 endpoint_lower_bound=4096 lower_bound_gap=153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:34.436991Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=56 tile=144 row_words=17 horizon=4249
2026-09-11T08:15:35.330018Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51925
2026-09-11T08:15:35.620037Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=112284
2026-09-11T08:15:35.887410Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=128168 elapsed_ms=5070 success=true
2026-09-11T08:15:36.216490Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=55 candidates=6561 ordinary_horizon=7836 paired_horizon=7498 use_paired=true
2026-09-11T08:15:36.305821Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=6561 maximum_identical_destinations=1
2026-09-11T08:15:36.305868Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=7498 selected_horizon=7498 endpoint_lower_bound=2624 lower_bound_gap=4874 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:36.335836Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=161 row_words=466 horizon=7498
2026-09-11T08:15:36.608050Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=51925 elapsed_ms=1277 success=true
2026-09-11T08:15:37.675673Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=50 transfers=51925 maximum_identical_destinations=1
2026-09-11T08:15:37.675717Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=50 initial_horizon=1346 selected_horizon=1346 endpoint_lower_bound=576 lower_bound_gap=770 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:37.709454Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=50 tile=1060 row_words=194 horizon=1346
2026-09-11T08:15:38.444107Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=302920 elapsed_ms=10571 success=true
2026-09-11T08:15:39.502825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=112284 elapsed_ms=3882 success=true
2026-09-11T08:15:41.125801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=195689 elapsed_ms=15256 success=true
2026-09-11T08:15:41.928488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=16 transfers=128168 maximum_identical_destinations=1
2026-09-11T08:15:41.928549Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=16 initial_horizon=8331 selected_horizon=8331 endpoint_lower_bound=6912 lower_bound_gap=1419 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:42.208361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=16 tile=2 row_words=1329 horizon=8331
2026-09-11T08:15:42.251253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=112284 maximum_identical_destinations=1
2026-09-11T08:15:42.251309Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=9784 selected_horizon=9784 endpoint_lower_bound=9072 lower_bound_gap=712 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:42.376140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=706 row_words=529 horizon=9784
2026-09-11T08:15:43.199299Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=68951
2026-09-11T08:15:48.434523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=43 transfers=195689 maximum_identical_destinations=1
2026-09-11T08:15:48.434586Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=43 initial_horizon=4730 selected_horizon=4730 endpoint_lower_bound=2152 lower_bound_gap=2578 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:48.693938Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=43 tile=1201 row_words=780 horizon=4730
2026-09-11T08:15:52.543621Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=47 transfers=302920 maximum_identical_destinations=1
2026-09-11T08:15:52.543676Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=47 initial_horizon=11215 selected_horizon=11215 endpoint_lower_bound=5120 lower_bound_gap=6095 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:53.516594Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=47 tile=81 row_words=3694 horizon=11215
2026-09-11T08:15:53.777060Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=68951 elapsed_ms=10577 success=true
2026-09-11T08:15:55.189351Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=66 transfers=68951 maximum_identical_destinations=1
2026-09-11T08:15:55.189407Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=66 initial_horizon=10704 selected_horizon=10704 endpoint_lower_bound=7996 lower_bound_gap=2708 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-11T08:15:55.298693Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=66 tile=64 row_words=2552 horizon=10704
2026-09-11T08:15:55.417311Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=95 success=true
2026-09-11T08:15:55.425978Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=8 success=true
2026-09-11T08:15:55.438556Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-11T08:15:55.797873Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: exchange table and repeat patch storage exchange_table_bytes=63784 maximum_uncompressed_repeat_patch_bytes=34344 maximum_elided_arithmetic_patch_bytes=34344
2026-09-11T08:15:59.447771Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=496 success=true
2026-09-11T08:15:59.447845Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=409864 host_code_base=409864 host_code_bytes=9084 generated_code_bytes=23048 exchange_table_bytes=63784 executable_ranges=[(377108, 377112), (384788, 384792), (387836, 387840), (389620, 389624), (391588, 391592), (391644, 391648), (392396, 392400), (392820, 392824), (393924, 393928), (394828, 394832), (395124, 395128), (395868, 395872), (396612, 396616), (399012, 399016), (401324, 401328), (403340, 403344), (405052, 405056), (407068, 407072), (419016, 524288)]
2026-09-11T08:15:59.447879Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=409864 profile_bytes=1224 exchange_table_bytes=63784 host_code_bytes=9084 host_data_bytes=6280 generated_code_bytes=23048 code_address=419016 available_ranges=[(514184, 524288), (525512, 949168)]
2026-09-11T08:16:00.072716Z DEBUG tile allocation does not fit tile=368 class=Ipu21Interleaved bytes=10240 alignment=32 first=43 last=46 free=[(514184, 515328), (523520, 524288), (832712, 832736), (842976, 851968)] active=[(152, 525512, 96768), (152, 622280, 96768), (152, 719048, 82944), (152, 801992, 27648), (199, 515328, 3584), (211, 518912, 3584), (158, 829640, 2048), (171, 522496, 1024), (188, 831688, 1024), (99, 851968, 32768), (63, 884736, 32768), (63, 917504, 31664), (44, 832736, 10240)] tensor_type=TensorType { shape: TensorShape([16, 64, 80]), format: TensorFormat { precision: F16, layout: Layout { order: BlockMajor(Matrix { row_block: 64, column_block: 16 }), tiling: TensorTiling { tile_count: 1472, replicas: 92, axes: [AxisTiling { axis: FromStart(0), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromStart(1), partitions: 1, padding_groups: 1, block_size: 64, padding_multiple: 64, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromStart(2), partitions: 1, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Interleaved } } }
2026-09-11T08:16:00.072904Z DEBUG tile allocation does not fit tile=368 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=152 free=[(514184, 524288), (525512, 525536), (556256, 557056), (947200, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 3456]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1296, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 6, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 216, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073138Z DEBUG tile allocation does not fit tile=920 class=Ipu21Interleaved bytes=10240 alignment=32 first=50 last=53 free=[(514184, 515328), (523520, 524288), (832712, 832736), (842976, 851968)] active=[(165, 525512, 96768), (165, 622280, 96768), (165, 719048, 82944), (165, 801992, 27648), (215, 515328, 3584), (227, 518912, 3584), (170, 829640, 2048), (190, 522496, 1024), (204, 831688, 1024), (106, 851968, 32768), (105, 884736, 32768), (105, 917504, 31664), (51, 832736, 10240)] tensor_type=TensorType { shape: TensorShape([16, 64, 80]), format: TensorFormat { precision: F16, layout: Layout { order: BlockMajor(Matrix { row_block: 64, column_block: 16 }), tiling: TensorTiling { tile_count: 1472, replicas: 92, axes: [AxisTiling { axis: FromStart(0), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromStart(1), partitions: 1, padding_groups: 1, block_size: 64, padding_multiple: 64, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromStart(2), partitions: 1, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Interleaved } } }
2026-09-11T08:16:00.073249Z DEBUG tile allocation does not fit tile=92 class=Ipu21Standard bytes=31240 alignment=16384 first=24 last=27 free=[(514184, 515328), (523520, 524288), (832712, 834272), (843488, 861920), (924384, 949168)] active=[(221, 525512, 96768), (221, 622280, 96768), (221, 719048, 82944), (221, 801992, 27648), (278, 515328, 3584), (290, 518912, 3584), (227, 829640, 2048), (240, 522496, 1024), (265, 831688, 1024), (222, 834272, 9216), (24, 861920, 62464)] tensor_type=TensorType { shape: TensorShape([1, 729, 1152]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(Left), tiling: TensorTiling { tile_count: 1458, replicas: 54, axes: [AxisTiling { axis: FromEnd(1), partitions: 9, padding_groups: 1, block_size: 128, padding_multiple: 128, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(2), partitions: 3, padding_groups: 1, block_size: 2, padding_multiple: 2, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073199Z DEBUG tile allocation does not fit tile=736 class=Ipu21Interleaved bytes=1024 alignment=32768 first=42 last=43 free=[(514184, 515328), (524032, 524288), (817864, 817888), (838368, 851968)] active=[(149, 525512, 96768), (149, 622280, 82944), (149, 705224, 82944), (149, 788168, 27648), (194, 515328, 3584), (206, 518912, 3072), (154, 521984, 2048), (169, 815816, 1024), (183, 816840, 1024), (97, 851968, 32768), (86, 884736, 32768), (86, 917504, 31664), (42, 817888, 10240), (44, 828128, 10240)] tensor_type=TensorType { shape: TensorShape([16, 729, 64]), format: TensorFormat { precision: F16, layout: Layout { order: Amp(Left), tiling: TensorTiling { tile_count: 1472, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 92, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(16) }, AxisTiling { axis: FromEnd(3), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromEnd(1), partitions: 1, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Interleaved } } }
2026-09-11T08:16:00.073138Z DEBUG tile allocation does not fit tile=0 class=Ipu21Standard bytes=2048 alignment=16384 first=65 last=66 free=[(514184, 524288), (838856, 840000), (851264, 854592), (856640, 884736)] active=[(270, 525512, 96768), (270, 622280, 96768), (270, 719048, 82944), (270, 801992, 27648), (373, 829640, 3584), (406, 833224, 3584), (279, 836808, 2048), (298, 840000, 1024), (349, 841024, 1024), (272, 842048, 9216), (65, 854592, 2048), (122, 884736, 32768), (66, 917504, 31664)] tensor_type=TensorType { shape: TensorShape([16, 729, 80]), format: TensorFormat { precision: F16, layout: Layout { order: BlockMajor(Matrix { row_block: 64, column_block: 16 }), tiling: TensorTiling { tile_count: 960, replicas: 1, axes: [AxisTiling { axis: FromStart(0), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromStart(1), partitions: 12, padding_groups: 1, block_size: 64, padding_multiple: 64, shard_padding_multiple: 1, padding: Zero, tile_stride: Some(80) }, AxisTiling { axis: FromStart(2), partitions: 5, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: Some(16) }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073358Z DEBUG tile allocation does not fit tile=1104 class=Ipu21Standard bytes=6912 alignment=8 first=0 last=154 free=[(514184, 524288), (553160, 557056), (918016, 949168)] active=[(174, 557056, 32768), (11, 589824, 32768), (169, 622592, 32768), (154, 655360, 96768), (154, 752128, 82944), (154, 835072, 82944), (154, 525512, 27648)] tensor_type=TensorType { shape: TensorShape([1, 1, 4304]), format: TensorFormat { precision: F16, layout: Layout { order: RowMajor, tiling: TensorTiling { tile_count: 34, replicas: 1, axes: [AxisTiling { axis: Linear, partitions: 34, padding_groups: 1, block_size: 4, padding_multiple: 4, shard_padding_multiple: 1, padding: Reject, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073372Z DEBUG tile allocation does not fit tile=184 class=Ipu21Interleaved bytes=10240 alignment=32 first=43 last=46 free=[(514184, 515328), (523520, 524288), (832712, 832736), (842976, 851968)] active=[(152, 525512, 96768), (152, 622280, 96768), (152, 719048, 82944), (152, 801992, 27648), (206, 515328, 3584), (218, 518912, 3584), (158, 829640, 2048), (172, 522496, 1024), (193, 831688, 1024), (99, 851968, 32768), (53, 884736, 32768), (53, 917504, 31664), (44, 832736, 10240)] tensor_type=TensorType { shape: TensorShape([16, 64, 80]), format: TensorFormat { precision: F16, layout: Layout { order: BlockMajor(Matrix { row_block: 64, column_block: 16 }), tiling: TensorTiling { tile_count: 1472, replicas: 92, axes: [AxisTiling { axis: FromStart(0), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromStart(1), partitions: 1, padding_groups: 1, block_size: 64, padding_multiple: 64, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromStart(2), partitions: 1, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Interleaved } } }
2026-09-11T08:16:00.073401Z DEBUG tile allocation does not fit tile=138 class=Ipu21Interleaved bytes=1024 alignment=32768 first=45 last=46 free=[(514184, 515328), (524032, 524288), (817864, 820120), (829336, 829344), (849824, 851968)] active=[(216, 525512, 96768), (216, 622280, 82944), (216, 705224, 82944), (216, 788168, 27648), (277, 515328, 3584), (289, 518912, 3072), (222, 521984, 2048), (239, 815816, 1024), (264, 816840, 1024), (217, 820120, 9216), (100, 851968, 32768), (49, 884736, 32768), (49, 917504, 31664), (45, 829344, 10240), (47, 839584, 10240)] tensor_type=TensorType { shape: TensorShape([16, 729, 64]), format: TensorFormat { precision: F16, layout: Layout { order: Amp(Left), tiling: TensorTiling { tile_count: 1472, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 92, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(16) }, AxisTiling { axis: FromEnd(3), partitions: 16, padding_groups: 1, block_size: 1, padding_multiple: 1, shard_padding_multiple: 1, padding: Reject, tile_stride: Some(1) }, AxisTiling { axis: FromEnd(1), partitions: 1, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Interleaved } } }
2026-09-11T08:16:00.073485Z DEBUG tile allocation does not fit tile=92 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=221 free=[(514184, 524288), (525512, 525536), (556256, 557056), (947200, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 3456]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1296, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 6, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 216, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073551Z DEBUG tile allocation does not fit tile=920 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=165 free=[(514184, 524288), (525512, 525536), (556256, 557056), (947200, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 3456]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1296, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 6, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 216, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073580Z DEBUG tile allocation does not fit tile=736 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=149 free=[(514184, 524288), (525512, 525536), (556256, 557056), (933376, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([4304, 1152]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1440, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 20, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 72, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073695Z DEBUG tile allocation does not fit tile=0 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=270 free=[(514184, 524288), (525512, 525536), (556256, 557056), (914432, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 3456]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1296, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 6, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 216, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073736Z DEBUG tile allocation does not fit tile=1104 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=154 free=[(514184, 524288), (525512, 525536), (556256, 557056), (900608, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 4304]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1440, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 36, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 40, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073766Z DEBUG tile allocation does not fit tile=184 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=152 free=[(514184, 524288), (525512, 525536), (556256, 557056), (947200, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([1152, 3456]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1296, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 6, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 216, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.073826Z DEBUG tile allocation does not fit tile=138 class=Ipu21Standard bytes=82944 alignment=8 first=0 last=216 free=[(514184, 524288), (525512, 525536), (556256, 557056), (933376, 949168)] active=[] tensor_type=TensorType { shape: TensorShape([4304, 1152]), format: TensorFormat { precision: F8F143 { scale_exponent: -4 }, layout: Layout { order: Amp(TransposedLeft), tiling: TensorTiling { tile_count: 1440, replicas: 1, axes: [AxisTiling { axis: FromEnd(2), partitions: 20, padding_groups: 1, block_size: 32, padding_multiple: 32, shard_padding_multiple: 1, padding: Zero, tile_stride: None }, AxisTiling { axis: FromEnd(1), partitions: 72, padding_groups: 1, block_size: 16, padding_multiple: 16, shard_padding_multiple: 1, padding: Zero, tile_stride: None }] }, memory_class: Ipu21Standard } } }
2026-09-11T08:16:00.179597Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=731 success=false
2026-09-11T08:16:01.683473Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: package build phase finished phase="plan_package" elapsed_ms=69281 success=false
Error: placement failed: tile 368 has insufficient Ipu21Standard SRAM for 82944 bytes

Caused by:
    tile 368 has insufficient Ipu21Standard SRAM for 82944 bytes