[XPU] update warning of XPU Graph (#50236)

Signed-off-by: zhenwei-intel <zhenwei.liu@intel.com> Co-authored-by: Kunshang Ji <kunshang.ji@intel.com>

liuzhenwei committed Aug 6, 2026 at 14:33 UTC 8c0f029ac7718af4400d7542bb99417cb901d220
2 files changed +31 -7
.buildkite/intel_jobs/test-intel.yaml
+29
@@ -196,3 +196,32 @@ steps:
196 bash .buildkite/scripts/hardware_ci/run-intel-test.sh
197 'cd tests &&
198 pytest -v -s quantization/test_compressed_tensors.py::test_compressed_tensors_fp8'
199 + - label: "XPU Graph"
200 + depends_on:
201 + - image-build-xpu
202 + timeout_in_minutes: 60
203 + device: intel_gpu
204 + agent_tags:
205 + label: production
206 + gpu: 1+
207 + mem: 32+
208 + no_plugin: true
209 + env:
210 + REGISTRY: "public.ecr.aws/q9t5s3a7"
211 + REPO: "vllm-ci-test-repo"
212 + VLLM_TEST_DEVICE: "xpu"
213 + source_file_dependencies:
214 + - vllm/compilation/
215 + - vllm/platforms/xpu.py
216 + - vllm/v1/worker/xpu_model_runner.py
217 + - vllm/v1/worker/xpu_worker.py
218 + - .buildkite/intel_jobs/test-intel.yaml
219 + commands:
220 + - >-
221 + bash .buildkite/scripts/hardware_ci/run-intel-test.sh
222 + 'export VLLM_XPU_ENABLE_XPU_GRAPH=1 &&
223 + python3 examples/basic/offline_inference/generate.py --model Qwen/Qwen3-0.6B &&
224 + python3 examples/basic/offline_inference/generate.py --model Qwen/Qwen3-0.6B --kv-cache-dtype fp8 &&
225 + python3 examples/basic/offline_inference/generate.py --model INCModel/Qwen3-30B-A3B-Instruct-2507-MXFP4-CT-AutoRound --max-model-len 4096'
226 + # Temporarily disabled (multi-GPU/MXFP8 not yet supported with XPU Graph):
227 + # python3 examples/basic/offline_inference/generate.py --model INCModel/Qwen3-30B-A3B-Instruct-2507-MXFP8-CT-AutoRound -tp 2 --max-model-len 4096
vllm/platforms/xpu.py
+2 -7
@@ -301,13 +301,8 @@ class XPUPlatform(Platform):
301 )
302 else:
303 logger.warning_once(
304 - "XPU Graph support is experimental and has known limitations: "
305 - "(1) only single-GPU execution is supported; "
306 - "(2) FLASH_ATTN supports PIECEWISE mode only; use TRITON_ATTN "
307 - "for FULL mode; "
308 - "(3) XPU Graph may increase device memory usage, "
309 - "potentially causing OOM errors or leaving less memory "
310 - "for the KV cache and reducing performance."
304 + "XPU Graph support is experimental and currently only supports "
305 + "single-GPU execution."
306 )
307
308 # Disable fusion passes not yet supported on XPU.