Update vLLM to v0.27.1

.buildkite/check-torch-abi.py

@@ -0,0 +1,102 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+"""Audit vLLM compiled libraries for PyTorch stable ABI compliance."""
+
+import fnmatch
+import sys
+from pathlib import Path
+
+from torch_abi_audit import inspect_package
+from torch_abi_audit.report import ExtensionReport, PackageReport
+
+# Temporary allowlist of extensions not yet on the stable ABI.
+# Shrink and remove over time.
+ALLOWED_UNSTABLE_LIBRARIES: tuple[str, ...] = (
+    "_flashkda_C.abi3.so",
+    "vllm_flash_attn/_vllm_fa3_C.abi3.so",
+    "third_party/deep_gemm/_C*.so",
+)
+
+
+def _relative_path(lib: ExtensionReport, package_root: Path) -> str:
+    try:
+        return lib.path.relative_to(package_root).as_posix()
+    except ValueError:
+        return lib.path.name
+
+
+def _is_torch_unstable(lib: ExtensionReport) -> bool:
+    return lib.error is None and lib.torch.uses_torch and not lib.torch.stable
+
+
+def _matches_allowlist(rel_path: str, patterns: tuple[str, ...]) -> bool:
+    return any(fnmatch.fnmatch(rel_path, pattern) for pattern in patterns)
+
+
+def _iter_libs(report: PackageReport) -> tuple[ExtensionReport, ...]:
+    return (*report.extensions, *report.bundled_libs)
+
+
+def _collect_unstable(report: PackageReport) -> list[str]:
+    return sorted(
+        _relative_path(lib, report.root)
+        for lib in _iter_libs(report)
+        if _is_torch_unstable(lib)
+    )
+
+
+def _find_stale_allowlist_entries(
+    report: PackageReport, patterns: tuple[str, ...]
+) -> list[str]:
+    """Allowlist patterns that match a built library which is no longer unstable."""
+    stale: list[str] = []
+    for pattern in patterns:
+        for lib in _iter_libs(report):
+            if lib.error is not None:
+                continue
+            if not fnmatch.fnmatch(_relative_path(lib, report.root), pattern):
+                continue
+            if not _is_torch_unstable(lib):
+                stale.append(pattern)
+                break
+    return stale
+
+
+def check_torch_abi(
+    package: str = "vllm",
+    patterns: tuple[str, ...] = ALLOWED_UNSTABLE_LIBRARIES,
+) -> int:
+    report = inspect_package(package)
+    if report.error:
+        print(f"error: failed to inspect {package!r}: {report.error}", file=sys.stderr)
+        return 2
+
+    unstable = _collect_unstable(report)
+    unexpected = [
+        rel_path for rel_path in unstable if not _matches_allowlist(rel_path, patterns)
+    ]
+    stale = _find_stale_allowlist_entries(report, patterns)
+
+    if unexpected or stale:
+        if unexpected:
+            print(
+                "Not allowed: torch-unstable libraries outside "
+                f"ALLOWED_UNSTABLE_LIBRARIES: {', '.join(unexpected)}",
+                file=sys.stderr,
+            )
+        if stale:
+            print(
+                "Not allowed: stale ALLOWED_UNSTABLE_LIBRARIES entries: "
+                f"{', '.join(stale)}",
+                file=sys.stderr,
+            )
+        return 1
+
+    print("Torch stable ABI check passed.")
+    return 0
+
+
+if __name__ == "__main__":
+    print(">>> Auditing vLLM extension modules for PyTorch stable ABI compliance")
+    sys.exit(check_torch_abi())

.buildkite/ci_config.yaml

@@ -14,6 +14,7 @@ run_all_patterns:
   - "setup.py"
   - "csrc/"
   - "cmake/"
+  - ".buildkite/check-torch-abi.py"
 run_all_exclude_patterns:
   - "docker/Dockerfile."
   - "csrc/cpu/"

.buildkite/hardware_tests/cpu.yaml

@@ -18,6 +18,8 @@ steps:
   - tests/kernels/quantization/test_cpu_fp8_scaled_mm.py
   - tests/kernels/mamba/cpu/test_cpu_gdn_ops.py
   - tests/kernels/mamba/test_cpu_short_conv.py
+  - tests/kernels/mamba/test_causal_conv1d.py
+  - tests/kernels/mamba/test_mamba_ssm.py
   commands:
     - |
       bash .buildkite/scripts/hardware_ci/run-cpu-test.sh 30m "
@@ -28,7 +30,9 @@ steps:
       pytest -x -v -s tests/kernels/test_onednn.py
       pytest -x -v -s tests/kernels/test_awq_int4_to_int8.py
       pytest -x -v -s tests/kernels/quantization/test_cpu_fp8_scaled_mm.py
-      pytest -x -v -s tests/kernels/mamba/cpu/test_cpu_gdn_ops.py"
+      pytest -x -v -s tests/kernels/mamba/cpu/test_cpu_gdn_ops.py
+      pytest -x -v -s tests/kernels/mamba/test_causal_conv1d.py
+      pytest -x -v -s tests/kernels/mamba/test_mamba_ssm.py"
 
 # Note: SDE can't be downloaded from CI host because of AWS WAF
 # - label: CPU-Compatibility Tests

.buildkite/intel_jobs/benchmarks_intel.yaml

@@ -0,0 +1,26 @@
+group: Benchmarks
+depends_on: 
+  - image-build-xpu
+steps:
+- label: Benchmarks CLI Test
+  key: benchmarks-cli-test
+  timeout_in_minutes: 40
+  device: intel_gpu
+  agent_tags:
+    label: production
+    gpu: 1+
+    mem: 16+
+  no_plugin: true
+  working_dir: "."
+  env:
+    REGISTRY: "public.ecr.aws/q9t5s3a7"
+    REPO: "vllm-ci-test-repo"
+    VLLM_TEST_DEVICE: "xpu"
+  source_file_dependencies:
+  - vllm/
+  - tests/benchmarks/
+  commands:
+    - >-
+      bash .buildkite/scripts/hardware_ci/run-intel-test.sh
+      'cd tests &&
+      pytest -v -s benchmarks/'

.buildkite/intel_jobs/engine_intel.yaml

@@ -2,6 +2,44 @@ group: Engine Intel
 depends_on:
   - image-build-xpu
 steps:
+- label: Engine
+  key: engine
+  timeout_in_minutes: 40
+  device: intel_gpu
+  agent_tags:
+    label: production
+    gpu: 1+
+    mem: 16+
+  no_plugin: true
+  working_dir: "."
+  env:
+    REGISTRY: "public.ecr.aws/q9t5s3a7"
+    REPO: "vllm-ci-test-repo"
+    VLLM_TEST_DEVICE: "xpu"
+  source_file_dependencies:
+  - vllm/compilation/
+  - vllm/config/
+  - vllm/engine/
+  - vllm/entrypoints/logger.py
+  - vllm/envs.py
+  - vllm/logger.py
+  - vllm/logging_utils/
+  - vllm/platforms/
+  - vllm/sequence.py
+  - vllm/triton_utils/
+  - vllm/utils/
+  - tests/engine
+  - tests/test_sequence
+  - tests/test_config
+  - tests/test_logger
+  - tests/test_vllm_port
+  - tests/jit_monitor/test_hooks.py
+  commands:
+    - >-
+      bash .buildkite/scripts/hardware_ci/run-intel-test.sh
+      'cd tests &&
+      pytest -v -s engine/test_arg_utils.py test_sequence.py test_logger.py test_vllm_port.py jit_monitor/test_hooks.py'
+
 - label: Engine (1 GPU)
   timeout_in_minutes: 30
   device: intel_gpu
@@ -18,8 +56,50 @@ steps:
   source_file_dependencies:
     - vllm/v1/engine/
     - tests/v1/engine/
+    - tests/test_config/
   commands:
     - >-
       bash .buildkite/scripts/hardware_ci/run-intel-test.sh
       'cd tests &&
-      pytest -v -s v1/engine --ignore v1/engine/test_preprocess_error_handling.py'
+      pytest -v -s v1/engine --ignore v1/engine/test_preprocess_error_handling.py &&
+      VLLM_XPU_ENABLE_XPU_GRAPH=1 pytest -v -s test_config.py'
+
+- label: V1 e2e (2 GPUs)
+  timeout_in_minutes: 30
+  device: intel_gpu
+  agent_tags:
+    label: production
+    gpu: 2+
+    mem: 16+
+  no_plugin: true
+  working_dir: "."
+  env:
+    REGISTRY: "public.ecr.aws/q9t5s3a7"
+    REPO: "vllm-ci-test-repo"
+    VLLM_TEST_DEVICE: "xpu"
+  source_file_dependencies:
+    - vllm/compilation/
+    - vllm/config/
+    - vllm/distributed/
+    - vllm/engine/
+    - vllm/envs.py
+    - vllm/forward_context.py
+    - vllm/inputs/
+    - vllm/logger.py
+    - vllm/logging_utils/
+    - vllm/model_executor/
+    - vllm/multimodal/
+    - vllm/platforms/
+    - vllm/sampling_params.py
+    - vllm/transformers_utils/
+    - vllm/triton_utils/
+    - vllm/utils/
+    - vllm/v1/
+    - tests/v1/e2e/spec_decode/
+  commands:
+  - >-
+      bash .buildkite/scripts/hardware_ci/run-intel-test.sh
+      'cd tests &&
+      pytest -v -s
+      v1/e2e/spec_decode/draft_model/test_draft_model.py::test_draft_model_tensor_parallelism
+      v1/e2e/spec_decode/draft_model/test_draft_model.py::test_draft_model_engine_args_tensor_parallelism'

.buildkite/intel_jobs/kernels_intel.yaml

@@ -22,4 +22,5 @@ steps:
     - >-
       bash .buildkite/scripts/hardware_ci/run-intel-test.sh
       'cd tests &&
+      pytest -v -s ir &&
       pytest -v -s kernels/ir'

.buildkite/intel_jobs/misc_intel.yaml

@@ -125,13 +125,13 @@ steps:
       pytest -v -s v1/kv_offload &&
       pytest -v -s v1/kv_connector/unit/test_offloading_connector.py'
 
-- label: NixlConnector PD accuracy (2 GPUs)
+- label: NixlConnector PD accuracy (4 GPUs)
   timeout_in_minutes: 60
-  num_devices: 2
+  num_devices: 4
   device: intel_gpu
   agent_tags:
     label: production
-    gpu: 2+
+    gpu: 4+
     mem: 16+
   no_plugin: true
   working_dir: "."
@@ -140,15 +140,18 @@ steps:
     REPO: "vllm-ci-test-repo"
     VLLM_TEST_DEVICE: "xpu"
   source_file_dependencies:
-    - vllm/distributed/kv_transfer/kv_connector/v1/nixl/
+    - vllm/distributed/kv_transfer/kv_connector/
     - vllm/v1/worker/kv_connector_model_runner_mixin.py
     - tests/v1/kv_connector/nixl_integration/
     - vllm/platforms/xpu.py
   commands:
     - >-
       bash .buildkite/scripts/hardware_ci/run-intel-test.sh
       'cd tests &&
-      bash v1/kv_connector/nixl_integration/run_xpu_disagg_accuracy_test.sh'
+      bash v1/kv_connector/nixl_integration/run_xpu_disagg_accuracy_test.sh &&
+      PREFILLER_TP_SIZE=2 DECODER_TP_SIZE=1 bash v1/kv_connector/nixl_integration/run_xpu_disagg_accuracy_test.sh &&
+      PREFILLER_TP_SIZE=1 DECODER_TP_SIZE=2 bash v1/kv_connector/nixl_integration/run_xpu_disagg_accuracy_test.sh &&
+      PREFILLER_TP_SIZE=2 DECODER_TP_SIZE=2 bash v1/kv_connector/nixl_integration/run_xpu_disagg_accuracy_test.sh'
 
 - label: Regression
   key: regression
@@ -259,3 +262,25 @@ steps:
     pytest -v -s detokenizer &&
     pytest -v -s -m "not cpu_test" ./multimodal &&
     pytest -v -s utils_ --ignore=utils_/test_mem_utils.py'
+
+- label: Fusion Unit Tests
+  timeout_in_minutes: 30
+  device: intel_gpu
+  agent_tags:
+    label: production
+    gpu: 1+
+    mem: 16+
+  no_plugin: true
+  working_dir: "."
+  env:
+    REGISTRY: "public.ecr.aws/q9t5s3a7"
+    REPO: "vllm-ci-test-repo"
+    VLLM_TEST_DEVICE: "xpu"
+  source_file_dependencies:
+    - vllm/compilation/
+    - tests/compile/passes/test_qk_norm_rope_fusion.py
+  commands:
+    - >-
+      bash .buildkite/scripts/hardware_ci/run-intel-test.sh
+      'cd tests &&
+      pytest -v -s compile/passes/test_qk_norm_rope_fusion.py'

.buildkite/intel_jobs/model_executor_intel.yaml

@@ -0,0 +1,33 @@
+group: Model Executor Intel
+depends_on:
+  - image-build-xpu
+steps:
+- label: Model Executor (Intel)
+  key: model-executor-intel
+  timeout_in_minutes: 45
+  device: intel_gpu
+  agent_tags:
+    label: production
+    gpu: 1+
+    mem: 24+
+  no_plugin: true
+  working_dir: "."
+  env:
+    REGISTRY: "public.ecr.aws/q9t5s3a7"
+    REPO: "vllm-ci-test-repo"
+    VLLM_TEST_DEVICE: "xpu"
+  source_file_dependencies:
+  - vllm/engine/arg_utils.py
+  - vllm/config/model.py
+  - vllm/model_executor
+  - tests/model_executor
+  commands:
+    - >-
+      bash .buildkite/scripts/hardware_ci/run-intel-test.sh
+      'apt-get update && apt-get install -y curl libsodium23 &&
+      pip3 install tensorizer==2.10.1 &&
+      pip3 install runai-model-streamer[s3,gcs,azure]\>=0.15.7 &&
+      export VLLM_WORKER_MULTIPROC_METHOD=spawn &&
+      export PYTHONFAULTHANDLER=1 &&
+      cd tests &&
+      pytest -v -s model_executor -m "not slow_test" --ignore="model_executor/layers/test_rocm_unquantized_gemm.py" --deselect="tests/model_executor/model_loader/test_reload.py::test_kv_scale_reload"'