2026-09-07T14:50:56.410122Z  INFO retained operator-plan finalist finalist=0 values=11 operations=9 estimated_cycles=219080 estimated_exchange_cycles=99880 exchange_row_bytes=20508 peak_standard_bytes=151580 peak_interleaved_bytes=48128 peak_total_bytes=193564 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:56.417366Z  INFO retained operator-plan finalist finalist=1 values=11 operations=9 estimated_cycles=242696 estimated_exchange_cycles=105640 exchange_row_bytes=21804 peak_standard_bytes=91692 peak_interleaved_bytes=55296 peak_total_bytes=142636 maximum_standard_allocation_bytes=65536 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:56.424594Z  INFO retained operator-plan finalist finalist=2 values=11 operations=9 estimated_cycles=246512 estimated_exchange_cycles=105640 exchange_row_bytes=21804 peak_standard_bytes=142636 peak_interleaved_bytes=48128 peak_total_bytes=142636 maximum_standard_allocation_bytes=65536 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:56.944259Z  INFO retained operator-plan finalist finalist=0 values=11 operations=9 estimated_cycles=219080 estimated_exchange_cycles=99880 exchange_row_bytes=20508 peak_standard_bytes=151580 peak_interleaved_bytes=48128 peak_total_bytes=193564 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:56.952535Z  INFO retained operator-plan finalist finalist=1 values=11 operations=9 estimated_cycles=242696 estimated_exchange_cycles=105640 exchange_row_bytes=21804 peak_standard_bytes=91692 peak_interleaved_bytes=55296 peak_total_bytes=142636 maximum_standard_allocation_bytes=65536 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:56.962795Z  INFO retained operator-plan finalist finalist=2 values=11 operations=9 estimated_cycles=246512 estimated_exchange_cycles=105640 exchange_row_bytes=21804 peak_standard_bytes=142636 peak_interleaved_bytes=48128 peak_total_bytes=142636 maximum_standard_allocation_bytes=65536 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.169828Z  INFO retained operator-plan finalist finalist=0 values=11 operations=9 estimated_cycles=443254 estimated_exchange_cycles=192240 exchange_row_bytes=41944 peak_standard_bytes=207832 peak_interleaved_bytes=41984 peak_total_bytes=238552 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.177045Z  INFO retained operator-plan finalist finalist=1 values=11 operations=9 estimated_cycles=445162 estimated_exchange_cycles=192240 exchange_row_bytes=41944 peak_standard_bytes=207832 peak_interleaved_bytes=39680 peak_total_bytes=238552 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.184191Z  INFO retained operator-plan finalist finalist=2 values=11 operations=9 estimated_cycles=466870 estimated_exchange_cycles=198000 exchange_row_bytes=43240 peak_standard_bytes=209128 peak_interleaved_bytes=55296 peak_total_bytes=239848 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.191315Z  INFO retained operator-plan finalist finalist=3 values=11 operations=9 estimated_cycles=470686 estimated_exchange_cycles=198000 exchange_row_bytes=43240 peak_standard_bytes=209128 peak_interleaved_bytes=39680 peak_total_bytes=239848 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.397509Z  INFO retained operator-plan finalist finalist=0 values=11 operations=9 estimated_cycles=443254 estimated_exchange_cycles=192240 exchange_row_bytes=41944 peak_standard_bytes=207832 peak_interleaved_bytes=41984 peak_total_bytes=238552 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.404714Z  INFO retained operator-plan finalist finalist=1 values=11 operations=9 estimated_cycles=445162 estimated_exchange_cycles=192240 exchange_row_bytes=41944 peak_standard_bytes=207832 peak_interleaved_bytes=39680 peak_total_bytes=238552 maximum_standard_allocation_bytes=131072 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.411852Z  INFO retained operator-plan finalist finalist=2 values=11 operations=9 estimated_cycles=466870 estimated_exchange_cycles=198000 exchange_row_bytes=43240 peak_standard_bytes=209128 peak_interleaved_bytes=55296 peak_total_bytes=239848 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.419002Z  INFO retained operator-plan finalist finalist=3 values=11 operations=9 estimated_cycles=470686 estimated_exchange_cycles=198000 exchange_row_bytes=43240 peak_standard_bytes=209128 peak_interleaved_bytes=39680 peak_total_bytes=239848 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 736, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0))]
2026-09-07T14:50:57.437853Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=1509 success=true
2026-09-07T14:50:59.980011Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=40512 candidate_cycles=38208 baseline_pressure=26030 candidate_pressure=24878
2026-09-07T14:50:59.988187Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=171725 estimated_cycles=281397 estimated_exchange_cycles=152680
2026-09-07T14:51:00.079713Z  INFO screened tile mappings by exchange resource load candidates=98 baseline_cycles=44660 candidate_cycles=42356 baseline_pressure=28401 candidate_pressure=27603
2026-09-07T14:51:00.088105Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=204471 estimated_cycles=330603 estimated_exchange_cycles=173288
2026-09-07T14:51:00.104615Z  INFO screened tile mappings by exchange resource load candidates=98 baseline_cycles=40512 candidate_cycles=38208 baseline_pressure=28401 candidate_pressure=26097
2026-09-07T14:51:00.113123Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=196507 estimated_cycles=326787 estimated_exchange_cycles=173288
2026-09-07T14:51:06.229199Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=77344 candidate_cycles=76192 baseline_pressure=69609 candidate_pressure=68457
2026-09-07T14:51:06.235626Z  INFO modelled expanded operator plan finalist=4 modelled_cycles=314416 estimated_cycles=349984 estimated_exchange_cycles=115360
2026-09-07T14:51:06.245597Z  INFO screened tile mappings by exchange resource load candidates=61 baseline_cycles=83796 candidate_cycles=81492 baseline_pressure=71980 candidate_pressure=71182
2026-09-07T14:51:06.251904Z  INFO modelled expanded operator plan finalist=6 modelled_cycles=344390 estimated_cycles=391106 estimated_exchange_cycles=131808
2026-09-07T14:51:06.347063Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=79648 candidate_cycles=77344 baseline_pressure=69609 candidate_pressure=68457
2026-09-07T14:51:06.360938Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=313660 estimated_cycles=348076 estimated_exchange_cycles=115360
2026-09-07T14:51:06.406355Z  INFO screened tile mappings by exchange resource load candidates=61 baseline_cycles=79648 candidate_cycles=77344 baseline_pressure=71980 candidate_pressure=69676
2026-09-07T14:51:06.412780Z  INFO modelled expanded operator plan finalist=5 modelled_cycles=336426 estimated_cycles=387290 estimated_exchange_cycles=131808
2026-09-07T14:51:06.565814Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=0 candidates=92 ordinary_horizon=4836 paired_horizon=2532 use_paired=true
2026-09-07T14:51:06.601989Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1426 maximum_identical_destinations=1
2026-09-07T14:51:06.602050Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=3623 selected_horizon=3623 endpoint_lower_bound=3456 lower_bound_gap=167 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:06.603399Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=728 row_words=10 horizon=3623
2026-09-07T14:51:06.610161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=2024 maximum_identical_destinations=1
2026-09-07T14:51:06.610244Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=5034 selected_horizon=5034 endpoint_lower_bound=1728 lower_bound_gap=3306 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:06.611999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=682 row_words=23 horizon=5034
2026-09-07T14:51:06.658256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=2024 maximum_identical_destinations=1
2026-09-07T14:51:06.658420Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=5178 selected_horizon=5178 endpoint_lower_bound=1728 lower_bound_gap=3450 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:06.660486Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=629 row_words=21 horizon=5178
2026-09-07T14:51:13.682404Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=61520 maximum_identical_destinations=1
2026-09-07T14:51:13.682486Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:13.727811Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=352 row_words=277 horizon=7133
2026-09-07T14:51:14.126718Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=66880 maximum_identical_destinations=1
2026-09-07T14:51:14.126791Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=5999 selected_horizon=5999 endpoint_lower_bound=3640 lower_bound_gap=2359 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:14.174416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=731 row_words=325 horizon=5999
2026-09-07T14:51:14.238101Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1426 maximum_identical_destinations=1
2026-09-07T14:51:14.238150Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=3582 selected_horizon=3582 endpoint_lower_bound=3456 lower_bound_gap=126 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:14.239246Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=661 row_words=10 horizon=3582
2026-09-07T14:51:14.577403Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=66880 maximum_identical_destinations=1
2026-09-07T14:51:14.577474Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:14.626638Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=362 row_words=321 horizon=5497
2026-09-07T14:51:15.513013Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=63449 maximum_identical_destinations=1
2026-09-07T14:51:15.513085Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=9033 selected_horizon=9033 endpoint_lower_bound=6688 lower_bound_gap=2345 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:15.556545Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=64 row_words=388 horizon=9033
2026-09-07T14:51:15.709971Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=75104 maximum_identical_destinations=1
2026-09-07T14:51:15.710042Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=12514 selected_horizon=12514 endpoint_lower_bound=8832 lower_bound_gap=3682 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:15.763541Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=631 row_words=413 horizon=12514
2026-09-07T14:51:15.855863Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=63449 maximum_identical_destinations=1
2026-09-07T14:51:15.855921Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=8955 selected_horizon=8955 endpoint_lower_bound=6688 lower_bound_gap=2267 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:15.897422Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=576 row_words=394 horizon=8955
2026-09-07T14:51:16.482544Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=75104 maximum_identical_destinations=1
2026-09-07T14:51:16.482610Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=12075 selected_horizon=12075 endpoint_lower_bound=8832 lower_bound_gap=3243 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:16.533601Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=355 row_words=391 horizon=12075
2026-09-07T14:51:22.962897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=61520 maximum_identical_destinations=1
2026-09-07T14:51:22.962973Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=6664 selected_horizon=6664 endpoint_lower_bound=3640 lower_bound_gap=3024 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:23.007742Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=731 row_words=285 horizon=6664
2026-09-07T14:51:31.551234Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=32656 maximum_identical_destinations=1
2026-09-07T14:51:31.551306Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=8991 selected_horizon=8991 endpoint_lower_bound=6192 lower_bound_gap=2799 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:31.614999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=535 row_words=763 horizon=8991
2026-09-07T14:51:31.670625Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=true analytical_cycles=281397 analytical_exchange_cycles=152680 scheduled_exchange_cycles=59112 refined_cycles=187829
2026-09-07T14:51:32.282340Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=32656 maximum_identical_destinations=1
2026-09-07T14:51:32.282414Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=7328 selected_horizon=7328 endpoint_lower_bound=6192 lower_bound_gap=1136 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:32.377112Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=716 row_words=724 horizon=7328
2026-09-07T14:51:32.482834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=false analytical_cycles=281397 analytical_exchange_cycles=152680 scheduled_exchange_cycles=59524 refined_cycles=188241
2026-09-07T14:51:32.837493Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=0 mapped=true
2026-09-07T14:51:32.837571Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=35399 success=true
2026-09-07T14:51:32.837586Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}: lowered graph for package construction logical_shards=40784 exchange_phases=8
2026-09-07T14:51:32.837903Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-07T14:51:32.841654Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=3 success=true
2026-09-07T14:51:32.843195Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-07T14:51:32.844695Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-07T14:51:33.644673Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=15 success=true
2026-09-07T14:51:33.644744Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}: allocated package support memory linked_end=324964 profile_bytes=172 exchange_table_bytes=7856 host_code_bytes=2632 generated_code_bytes=2296 code_address=409600 standard_ranges=[(425984, 524288)]
2026-09-07T14:51:33.705292Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=60 success=true
2026-09-07T14:51:33.744024Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T14:51:33.745741Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=1426 maximum_identical_destinations=1
2026-09-07T14:51:33.745780Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=3623 selected_horizon=3623 endpoint_lower_bound=3456 lower_bound_gap=167 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:33.750925Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=728 row_words=10 horizon=3623
2026-09-07T14:51:33.754108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-07T14:51:33.755290Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=2024 maximum_identical_destinations=1
2026-09-07T14:51:33.755317Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=5034 selected_horizon=5034 endpoint_lower_bound=1728 lower_bound_gap=3306 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:33.757657Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=682 row_words=23 horizon=5034
2026-09-07T14:51:35.851689Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-07T14:51:35.890679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=61520 maximum_identical_destinations=1
2026-09-07T14:51:35.890724Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=6664 selected_horizon=6664 endpoint_lower_bound=3640 lower_bound_gap=3024 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:35.933928Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=731 row_words=285 horizon=6664
2026-09-07T14:51:36.412903Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-07T14:51:36.451366Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=66880 maximum_identical_destinations=1
2026-09-07T14:51:36.451409Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=5999 selected_horizon=5999 endpoint_lower_bound=3640 lower_bound_gap=2359 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:36.497009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=731 row_words=325 horizon=5999
2026-09-07T14:51:36.539843Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T14:51:37.513320Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-07T14:51:37.566572Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=75104 maximum_identical_destinations=1
2026-09-07T14:51:37.566625Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=12514 selected_horizon=12514 endpoint_lower_bound=8832 lower_bound_gap=3682 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:37.618406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=631 row_words=413 horizon=12514
2026-09-07T14:51:46.339906Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=63449 maximum_identical_destinations=1
2026-09-07T14:51:46.339981Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=9129 selected_horizon=9129 endpoint_lower_bound=6688 lower_bound_gap=2441 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:46.390644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=576 row_words=418 horizon=9129
2026-09-07T14:51:51.341072Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T14:51:51.430683Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=32656 maximum_identical_destinations=1
2026-09-07T14:51:51.430726Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=8991 selected_horizon=8991 endpoint_lower_bound=6192 lower_bound_gap=2799 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:51.518425Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=535 row_words=763 horizon=8991
2026-09-07T14:51:51.578735Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=17873 success=true
2026-09-07T14:51:52.757183Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T14:51:52.758252Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T14:51:52.759035Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=1 transfers=1426 maximum_identical_destinations=1
2026-09-07T14:51:52.759055Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=1 initial_horizon=3623 selected_horizon=3623 endpoint_lower_bound=3456 lower_bound_gap=167 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:52.760583Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=1 tile=728 row_words=10 horizon=3623
2026-09-07T14:51:52.798561Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=2 transfers=2024 maximum_identical_destinations=1
2026-09-07T14:51:52.798617Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=2 initial_horizon=3681 selected_horizon=3681 endpoint_lower_bound=1728 lower_bound_gap=1953 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:52.800507Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=2 tile=681 row_words=24 horizon=3681
2026-09-07T14:51:54.968792Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7
2026-09-07T14:51:55.012671Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=7 transfers=61520 maximum_identical_destinations=1
2026-09-07T14:51:55.012711Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=7 initial_horizon=6664 selected_horizon=6664 endpoint_lower_bound=3640 lower_bound_gap=3024 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:55.055737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=7 tile=731 row_words=285 horizon=6664
2026-09-07T14:51:55.317994Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5
2026-09-07T14:51:55.353847Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=5 transfers=66880 maximum_identical_destinations=1
2026-09-07T14:51:55.353894Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=5 initial_horizon=5999 selected_horizon=5999 endpoint_lower_bound=3640 lower_bound_gap=2359 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:55.398439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=5 tile=731 row_words=325 horizon=5999
2026-09-07T14:51:56.144088Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3
2026-09-07T14:51:56.176275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=3 transfers=63449 maximum_identical_destinations=1
2026-09-07T14:51:56.176319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=9129 selected_horizon=9129 endpoint_lower_bound=6688 lower_bound_gap=2441 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:56.216333Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=576 row_words=418 horizon=9129
2026-09-07T14:51:56.470321Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6
2026-09-07T14:51:56.514438Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=6 transfers=75104 maximum_identical_destinations=1
2026-09-07T14:51:56.514478Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=6 initial_horizon=12514 selected_horizon=12514 endpoint_lower_bound=8832 lower_bound_gap=3682 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:56.573172Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=6 tile=631 row_words=413 horizon=12514
2026-09-07T14:52:08.086776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T14:52:08.139469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=32656 maximum_identical_destinations=1
2026-09-07T14:52:08.139489Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=8991 selected_horizon=8991 endpoint_lower_bound=6192 lower_bound_gap=2799 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:52:08.191991Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=535 row_words=763 horizon=8991
2026-09-07T14:52:08.251644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement finalist offset=24576 baseline_score=47000399872 score=27465428992 baseline_cycles=54486 candidate_cycles=53133 row_bytes=7816 row_capacity=16320 accepted=true
2026-09-07T14:52:08.290558Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=16711 success=true
2026-09-07T14:52:08.293417Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}: costed final placed program final_cycles=186650 final_exchange=57933
2026-09-07T14:52:08.697003Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=19 success=true
2026-09-07T14:52:08.721361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=24 success=true
2026-09-07T14:52:08.925872Z  INFO ipu_codegen.package.build{tile_count=1472 operations=8}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=196 success=true
2026-09-07T14:52:09.004662Z  INFO writing application package tiles=1472
2026-09-07T14:52:09.064894Z  INFO application package written
2026-09-07T14:52:09.065125Z  INFO reading application package
2026-09-07T14:52:09.274130Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-07T14:52:09.278738Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T14:52:09.278752Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T14:52:09.278758Z  INFO opening IPU device path="/dev/ipu0"
2026-09-07T14:52:09.278787Z  INFO IPU device attached path=/dev/ipu0
2026-09-07T14:52:09.278791Z  INFO initializing IPU device
2026-09-07T14:52:09.286852Z  INFO IPU device initialized
2026-09-07T14:52:09.286858Z  INFO replaying device configuration register_writes=2003
2026-09-07T14:52:09.296965Z  INFO loading application tile_count=1472 final_mark=23
2026-09-07T14:52:09.509594Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-07T14:52:22.503293Z  INFO starting host exchange session startup_mark=23
2026-09-07T14:52:22.503336Z  INFO attaching host exchange pages pages=2
2026-09-07T14:52:22.503958Z  INFO host exchange session started
2026-09-07T14:52:22.504801Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=62
2026-09-07T14:52:22.546865Z  INFO invoking streaming host exchange call call="run" command=0 phases=17
profile=artifacts/fp8-fast/attention/profile-asm.ipuprof tiles=1472 samples=44977
referenceMaximumAbsoluteError=0.000910 numericalTest=PASS
package=artifacts/fp8-fast/attention/model-asm.ipuexe tiles=1472 hardwareTest=PASS