2026-09-07T14:51:04.296933Z  INFO retained operator-plan finalist finalist=0 values=9 operations=6 estimated_cycles=247014 estimated_exchange_cycles=106200 exchange_row_bytes=23240 peak_standard_bytes=91336 peak_interleaved_bytes=93184 peak_total_bytes=164424 maximum_standard_allocation_bytes=57408 active_tile_counts={1440} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T14:51:04.300517Z  INFO retained operator-plan finalist finalist=1 values=9 operations=6 estimated_cycles=251306 estimated_exchange_cycles=93560 exchange_row_bytes=20396 peak_standard_bytes=109228 peak_interleaved_bytes=79360 peak_total_bytes=143084 maximum_standard_allocation_bytes=56064 active_tile_counts={1440, 1470} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T14:51:04.303700Z  INFO retained operator-plan finalist finalist=2 values=9 operations=6 estimated_cycles=252238 estimated_exchange_cycles=112600 exchange_row_bytes=24680 peak_standard_bytes=92776 peak_interleaved_bytes=110080 peak_total_bytes=161768 maximum_standard_allocation_bytes=55936 active_tile_counts={1440, 1458} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T14:51:04.306249Z  INFO retained operator-plan finalist finalist=3 values=9 operations=6 estimated_cycles=252486 estimated_exchange_cycles=102840 exchange_row_bytes=22484 peak_standard_bytes=90580 peak_interleaved_bytes=79360 peak_total_bytes=145172 maximum_standard_allocation_bytes=55936 active_tile_counts={1440} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T14:51:04.381873Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=9652 success=true
2026-09-07T14:51:08.428071Z  INFO screened tile mappings by exchange resource load candidates=96 baseline_cycles=39384 candidate_cycles=39384 baseline_pressure=36899 candidate_pressure=36899
2026-09-07T14:51:08.451789Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=181216 estimated_cycles=217480 estimated_exchange_cycles=78648
2026-09-07T14:51:08.578570Z  INFO screened tile mappings by exchange resource load candidates=117 baseline_cycles=38496 candidate_cycles=38496 baseline_pressure=31154 candidate_pressure=31154
2026-09-07T14:51:08.590473Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=195972 estimated_cycles=222948 estimated_exchange_cycles=68472
2026-09-07T14:51:09.200810Z  INFO screened tile mappings by exchange resource load candidates=104 baseline_cycles=46464 candidate_cycles=46464 baseline_pressure=38020 candidate_pressure=38020
2026-09-07T14:51:09.210696Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=183204 estimated_cycles=214020 estimated_exchange_cycles=80280
2026-09-07T14:51:09.587908Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=42960 candidate_cycles=42960 baseline_pressure=34154 candidate_pressure=34154
2026-09-07T14:51:09.598944Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=190130 estimated_cycles=216482 estimated_exchange_cycles=72312
2026-09-07T14:51:11.522892Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=2 candidates=4164 ordinary_horizon=8966 paired_horizon=6795 use_paired=true
2026-09-07T14:51:11.562735Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=4842 maximum_identical_destinations=1
2026-09-07T14:51:11.562777Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=6795 selected_horizon=6795 endpoint_lower_bound=5544 lower_bound_gap=1251 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:11.576933Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=1014 row_words=137 horizon=6795
2026-09-07T14:51:16.331697Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=57928 maximum_identical_destinations=1
2026-09-07T14:51:16.331760Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=17325 selected_horizon=17035 endpoint_lower_bound=13248 lower_bound_gap=3787 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-07T14:51:16.378865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=1074 row_words=270 horizon=17035
2026-09-07T14:51:19.118395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=74200 maximum_identical_destinations=1
2026-09-07T14:51:19.118456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=18482 selected_horizon=18482 endpoint_lower_bound=13680 lower_bound_gap=4802 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T14:51:19.194189Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=716 row_words=406 horizon=18482
2026-09-07T14:51:19.253535Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=false analytical_cycles=217480 analytical_exchange_cycles=78648 scheduled_exchange_cycles=52505 refined_cycles=191337
2026-09-07T14:51:19.383373Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=0 mapped=false
2026-09-07T14:51:19.383422Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=15001 success=true
2026-09-07T14:51:19.383438Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: lowered graph for package construction logical_shards=29268 exchange_phases=5
2026-09-07T14:51:19.383744Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-07T14:51:19.385881Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=2 success=true
2026-09-07T14:51:19.386599Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=0 success=true
2026-09-07T14:51:19.387315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-07T14:51:19.704309Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=8 success=true
2026-09-07T14:51:19.704376Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: allocated package support memory linked_end=318240 profile_bytes=96 exchange_table_bytes=3052 host_code_bytes=1116 generated_code_bytes=1088 code_address=319424 standard_ranges=[(409600, 524288)]
2026-09-07T14:51:19.749283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=44 success=true
2026-09-07T14:51:19.758140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-07T14:51:19.774772Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T14:51:20.377190Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T14:51:20.409871Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=57928 maximum_identical_destinations=1
2026-09-07T14:51:20.409926Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=17035 selected_horizon=17035 endpoint_lower_bound=13248 lower_bound_gap=3787 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:20.454714Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=1074 row_words=270 horizon=17035
2026-09-07T14:51:20.541942Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-07T14:51:20.551804Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=4842 maximum_identical_destinations=1
2026-09-07T14:51:20.551835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=6795 selected_horizon=6795 endpoint_lower_bound=5544 lower_bound_gap=1251 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:20.562480Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=1014 row_words=137 horizon=6795
2026-09-07T14:51:22.322371Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T14:51:22.358029Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=74200 maximum_identical_destinations=1
2026-09-07T14:51:22.358065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=18482 selected_horizon=18482 endpoint_lower_bound=13680 lower_bound_gap=4802 selected_kind="reused" neighborhood_improvements=0
2026-09-07T14:51:22.404115Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=716 row_words=406 horizon=18482
2026-09-07T14:51:22.431558Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=2682 success=true
2026-09-07T14:51:22.804788Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=373 success=true
2026-09-07T14:51:22.809465Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: costed final placed program final_cycles=191337 final_exchange=52505
2026-09-07T14:51:22.978801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=10 success=true
2026-09-07T14:51:22.993112Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=14 success=true
2026-09-07T14:51:23.116678Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=117 success=true
2026-09-07T14:51:23.191058Z  INFO writing application package tiles=1472
2026-09-07T14:51:23.240345Z  INFO application package written
2026-09-07T14:51:23.241413Z  INFO reading application package
2026-09-07T14:51:23.369905Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-07T14:51:23.371458Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T14:51:23.371479Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T14:51:23.371486Z  INFO opening IPU device path="/dev/ipu0"
2026-09-07T14:51:23.371529Z  INFO IPU device attached path=/dev/ipu0
2026-09-07T14:51:23.371535Z  INFO initializing IPU device
2026-09-07T14:51:23.379658Z  INFO IPU device initialized
2026-09-07T14:51:23.379700Z  INFO replaying device configuration register_writes=2003
2026-09-07T14:51:23.386906Z  INFO loading application tile_count=1472 final_mark=23
2026-09-07T14:51:23.640109Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-07T14:51:26.009896Z  INFO starting host exchange session startup_mark=23
2026-09-07T14:51:26.009970Z  INFO attaching host exchange pages pages=2
2026-09-07T14:51:26.010637Z  INFO host exchange session started
2026-09-07T14:51:26.010694Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=8
2026-09-07T14:51:26.017938Z  INFO invoking streaming host exchange call call="run" command=0 phases=25
profile=artifacts/fp8-fast/mlp/profile-asm.ipuprof tiles=1472 samples=23324
referenceMaximumAbsoluteError=0.026241 numericalTest=PASS
package=artifacts/fp8-fast/mlp/model-asm.ipuexe tiles=1472 hardwareTest=PASS