2026-09-07T16:44:05.663719Z  INFO retained operator-plan finalist finalist=0 values=8 operations=5 estimated_cycles=13398 estimated_exchange_cycles=6520 exchange_row_bytes=812 peak_standard_bytes=19884 peak_interleaved_bytes=33792 peak_total_bytes=52012 maximum_standard_allocation_bytes=16384 active_tile_counts={60} padding_group_counts={} conversion_sources=[Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T16:44:05.663778Z  INFO retained operator-plan finalist finalist=1 values=8 operations=5 estimated_cycles=13430 estimated_exchange_cycles=6680 exchange_row_bytes=848 peak_standard_bytes=19920 peak_interleaved_bytes=33408 peak_total_bytes=51536 maximum_standard_allocation_bytes=16384 active_tile_counts={60} padding_group_counts={} conversion_sources=[Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T16:44:05.663802Z  INFO retained operator-plan finalist finalist=2 values=8 operations=5 estimated_cycles=14136 estimated_exchange_cycles=7000 exchange_row_bytes=920 peak_standard_bytes=18200 peak_interleaved_bytes=35840 peak_total_bytes=53144 maximum_standard_allocation_bytes=16384 active_tile_counts={60} padding_group_counts={} conversion_sources=[Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T16:44:05.663816Z  INFO retained operator-plan finalist finalist=3 values=8 operations=5 estimated_cycles=14168 estimated_exchange_cycles=7160 exchange_row_bytes=956 peak_standard_bytes=18236 peak_interleaved_bytes=35328 peak_total_bytes=52668 maximum_standard_allocation_bytes=16384 active_tile_counts={60} padding_group_counts={} conversion_sources=[Some(OperationId(2)), Some(OperationId(2))]
2026-09-07T16:44:05.666961Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=117 success=true
2026-09-07T16:44:05.674664Z  INFO screened tile mappings by exchange resource load candidates=24 baseline_cycles=1760 candidate_cycles=1760 baseline_pressure=1238 candidate_pressure=1238
2026-09-07T16:44:05.674730Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=15450 estimated_cycles=17138 estimated_exchange_cycles=6448
2026-09-07T16:44:05.682066Z  INFO screened tile mappings by exchange resource load candidates=22 baseline_cycles=1696 candidate_cycles=1696 baseline_pressure=1198 candidate_pressure=1198
2026-09-07T16:44:05.682169Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=15463 estimated_cycles=17047 estimated_exchange_cycles=6280
2026-09-07T16:44:05.682818Z  INFO screened tile mappings by exchange resource load candidates=21 baseline_cycles=2368 candidate_cycles=2368 baseline_pressure=1429 candidate_pressure=1429
2026-09-07T16:44:05.682920Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=13565 estimated_cycles=14165 estimated_exchange_cycles=5968
2026-09-07T16:44:05.683926Z  INFO screened tile mappings by exchange resource load candidates=19 baseline_cycles=2304 candidate_cycles=2304 baseline_pressure=1389 candidate_pressure=1389
2026-09-07T16:44:05.684025Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=13549 estimated_cycles=14045 estimated_exchange_cycles=5800
2026-09-07T16:44:05.690532Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=2 mapped=false analytical_cycles=14045 analytical_exchange_cycles=5800 scheduled_exchange_cycles=6480 refined_cycles=14725
2026-09-07T16:44:05.693250Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=2 mapped=false
2026-09-07T16:44:05.693275Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=26 success=true
2026-09-07T16:44:05.693291Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}: lowered graph for package construction logical_shards=1156 exchange_phases=5
2026-09-07T16:44:05.693784Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-07T16:44:05.693970Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=0 success=true
2026-09-07T16:44:05.694398Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/gemm_f16_amp.S name="gemm_f8_interleaved_k32_c64_r12_r14" target=ipu21
2026-09-07T16:44:05.747808Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/6863f06a193f5a25047d6ed6825373781bbae04bf79600afd37d852c05b088c7/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/6863f06a193f5a25047d6ed6825373781bbae04bf79600afd37d852c05b088c7/kernel.json
2026-09-07T16:44:05.748019Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/gemm_f16_amp.S name="gemm_f8_interleaved_k64_c16_r20_r22" target=ipu21
2026-09-07T16:44:05.796093Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/217e04654af51dcfb063b4d6ddf92043a228b43242e0115821f2441dd1500cb4/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/217e04654af51dcfb063b4d6ddf92043a228b43242e0115821f2441dd1500cb4/kernel.json
2026-09-07T16:44:05.797003Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=103 success=true
2026-09-07T16:44:05.797365Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-07T16:44:05.835851Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=2 success=true
2026-09-07T16:44:05.835880Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}: allocated package support memory linked_end=318728 profile_bytes=76 exchange_table_bytes=228 host_code_bytes=396 generated_code_bytes=748 code_address=319192 standard_ranges=[(409600, 524288)]
2026-09-07T16:44:05.837104Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=1 success=true
2026-09-07T16:44:05.837441Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T16:44:05.837581Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-07T16:44:05.838476Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T16:44:05.839282Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T16:44:05.839768Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-07T16:44:05.840044Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=2 success=true
2026-09-07T16:44:05.849228Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=9 success=true
2026-09-07T16:44:05.849313Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}: costed final placed program final_cycles=14725 final_exchange=6480
2026-09-07T16:44:05.866016Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=3 success=true
2026-09-07T16:44:05.869838Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=3 success=true
2026-09-07T16:44:05.973348Z  INFO ipu_codegen.package.build{tile_count=64 operations=3}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=102 success=true
2026-09-07T16:44:05.978493Z  INFO writing application package tiles=1472
2026-09-07T16:44:05.988775Z  INFO application package written
2026-09-07T16:44:05.989354Z  INFO reading application package
2026-09-07T16:44:06.012470Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-07T16:44:06.012791Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T16:44:06.012800Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T16:44:06.012805Z  INFO opening IPU device path="/dev/ipu0"
2026-09-07T16:44:06.012830Z  INFO IPU device attached path=/dev/ipu0
2026-09-07T16:44:06.012834Z  INFO initializing IPU device
2026-09-07T16:44:06.020757Z  INFO IPU device initialized
2026-09-07T16:44:06.020765Z  INFO replaying device configuration register_writes=2003
2026-09-07T16:44:06.024666Z  INFO loading application tile_count=1472 final_mark=23
2026-09-07T16:44:06.210645Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-07T16:44:06.245780Z  INFO starting host exchange session startup_mark=23
2026-09-07T16:44:06.245819Z  INFO attaching host exchange pages pages=2
2026-09-07T16:44:06.247425Z  INFO host exchange session started
2026-09-07T16:44:06.247437Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=2
2026-09-07T16:44:06.247676Z  INFO invoking streaming host exchange call call="run" command=0 phases=9
profile=artifacts/fp8-before-fanout/small-tail/profile.ipuprof tiles=1472 samples=7994
referenceMaximumAbsoluteError=0.010742 numericalTest=PASS
package=artifacts/fp8-before-fanout/small-tail/model.ipuexe tiles=1472 hardwareTest=PASS