[CI] Shard (H200 MIG 18GB) Spec Decode Draft Model across whole-directory replicas (#58193)

Signed-off-by: Thang Nguyen <thangnguyenvn647@gmail.com> Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Thang Nguyen committed Sep 22, 2026 at 17:50 UTC 4edb55169f69c76bb87ab9f154585917cb01bb17
1 file changed +5 -3
.buildkite/test_areas/spec_decode.yaml
+5 -3
@@ -172,22 +172,24 @@ steps:
172 - tests/v1/e2e/spec_decode/
173 - vllm/platforms/rocm.py
174
175 -- label: ":nvidia: (H200 MIG 18GB) Spec Decode Draft Model"
175 +- label: ":nvidia: (H200 MIG 18GB) Spec Decode Draft Model Shard %N"
176 key: spec-decode-draft-model
177 timeout_in_minutes: 60
178 device: h200_18gb
179 + parallelism: 4
180 source_file_dependencies:
181 - vllm/v1/spec_decode/
182 - vllm/v1/worker/gpu/spec_decode/
183 - tests/v1/e2e/spec_decode/
184 commands:
184 - - pytest -v -s v1/e2e/spec_decode/draft_model/
185 + - pytest -v -s v1/e2e/spec_decode/draft_model/ --num-shards=$$BUILDKITE_PARALLEL_JOB_COUNT --shard-id=$$BUILDKITE_PARALLEL_JOB
186 mirror:
187 amd:
187 - label: ":amd: (MI300) Spec Decode Draft Model"
188 + label: ":amd: (MI300) Spec Decode Draft Model Shard %N"
189 dind: false
190 device: mi300_1
191 timeout_in_minutes: 60
192 + parallelism: 2
193 depends_on:
194 - image-build-amd
195 source_file_dependencies: