[CI] Shard (H100) Helion Kernels five ways (#58645)

Signed-off-by: Thang Nguyen <thangnguyenvn647@gmail.com> Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>

Thang Nguyen committed Sep 25, 2026 at 06:25 UTC fa6c407d15697e1a1d4d017d799c9d4da36c87b2
1 file changed +3 -1
.buildkite/test_areas/kernels.yaml
+3 -1
@@ -601,13 +601,15 @@ steps:
601 commands:
602 - pip install helion==1.4.0
603 - pytest -v -s kernels/helion/ --shard-id=$$BUILDKITE_PARALLEL_JOB --num-shards=$$BUILDKITE_PARALLEL_JOB_COUNT
604 - parallelism: 2
604 + parallelism: 5
605 mirror:
606 amd:
607 label: ":amd: (MI250) Helion Kernels Shard %N"
608 dind: false
609 device: mi250_1
610 timeout_in_minutes: 45
611 + # Explicit so the base step's count does not multiply the mirror's replicas.
612 + parallelism: 2
613 depends_on:
614 - image-build-amd
615 source_file_dependencies: