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Qwen3-Next-80B-A3B-Instruct-quantized.w4a16

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2 * L40s

vllm == 0.13.0rc2.dev6+g434ac76a7

launch params

python3 -m vllm.entrypoints.openai.api_server \
    --served-model-name qwen3-next-80b-a3b-instruct \
    --model /data/model-cache/Qwen3-Next-80B-A3B-Instruct-quantized.w4a16 \
    --tensor-parallel-size 2 \
    --enable-expert-parallel \
    --enable-auto-tool-choice \
    --tool-call-parser hermes

error

(APIServer pid=322) INFO 12-13 15:34:01 [api_server.py:1351] vLLM API server version 0.13.0rc2.dev6+g434ac76a7
(APIServer pid=322) INFO 12-13 15:34:01 [utils.py:253] non-default args: {'host': '0.0.0.0', 'port': 30522, 'enable_auto_tool_choice': True, 'tool_call_parser': 'hermes', 'model': '/data/model-cache/Qwen3-Next-80B-A3B-Instruct-quantized.w4a16', 'served_model_name': ['qwen3-next-80b-a3b-instruct'], 'tensor_parallel_size': 2, 'enable_expert_parallel': True}
(APIServer pid=322) INFO 12-13 15:34:01 [model.py:629] Resolved architecture: Qwen3NextForCausalLM
(APIServer pid=322) INFO 12-13 15:34:01 [model.py:1755] Using max model len 262144
(APIServer pid=322) INFO 12-13 15:34:01 [scheduler.py:228] Chunked prefill is enabled with max_num_batched_tokens=2048.
(APIServer pid=322) INFO 12-13 15:34:01 [config.py:310] Disabling cascade attention since it is not supported for hybrid models.
(APIServer pid=322) INFO 12-13 15:34:02 [config.py:437] Setting attention block size to 544 tokens to ensure that attention page size is >= mamba page size.
(APIServer pid=322) INFO 12-13 15:34:02 [config.py:461] Padding mamba page size by 1.49% to ensure that mamba page size and attention page size are exactly equal.
(APIServer pid=322) Traceback (most recent call last):
(APIServer pid=322)   File "<frozen runpy>", line 198, in _run_module_as_main
(APIServer pid=322)   File "<frozen runpy>", line 88, in _run_code
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/entrypoints/openai/api_server.py", line 1469, in <module>
(APIServer pid=322)     uvloop.run(run_server(args))
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/uvloop/__init__.py", line 96, in run
(APIServer pid=322)     return __asyncio.run(
(APIServer pid=322)            ^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/lib/python3.12/asyncio/runners.py", line 195, in run
(APIServer pid=322)     return runner.run(main)
(APIServer pid=322)            ^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/lib/python3.12/asyncio/runners.py", line 118, in run
(APIServer pid=322)     return self._loop.run_until_complete(task)
(APIServer pid=322)            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "uvloop/loop.pyx", line 1518, in uvloop.loop.Loop.run_until_complete
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/uvloop/__init__.py", line 48, in wrapper
(APIServer pid=322)     return await main
(APIServer pid=322)            ^^^^^^^^^^
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/entrypoints/openai/api_server.py", line 1398, in run_server
(APIServer pid=322)     await run_server_worker(listen_address, sock, args, **uvicorn_kwargs)
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/entrypoints/openai/api_server.py", line 1417, in run_server_worker
(APIServer pid=322)     async with build_async_engine_client(
(APIServer pid=322)                ^^^^^^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/lib/python3.12/contextlib.py", line 210, in __aenter__
(APIServer pid=322)     return await anext(self.gen)
(APIServer pid=322)            ^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/entrypoints/openai/api_server.py", line 172, in build_async_engine_client
(APIServer pid=322)     async with build_async_engine_client_from_engine_args(
(APIServer pid=322)                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/lib/python3.12/contextlib.py", line 210, in __aenter__
(APIServer pid=322)     return await anext(self.gen)
(APIServer pid=322)            ^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/entrypoints/openai/api_server.py", line 198, in build_async_engine_client_from_engine_args
(APIServer pid=322)     vllm_config = engine_args.create_engine_config(usage_context=usage_context)
(APIServer pid=322)                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/vllm/engine/arg_utils.py", line 1772, in create_engine_config
(APIServer pid=322)     config = VllmConfig(
(APIServer pid=322)              ^^^^^^^^^^^
(APIServer pid=322)   File "/usr/local/lib/python3.12/dist-packages/pydantic/_internal/_dataclasses.py", line 121, in __init__
(APIServer pid=322)     s.__pydantic_validator__.validate_python(ArgsKwargs(args, kwargs), self_instance=s)
(APIServer pid=322) pydantic_core._pydantic_core.ValidationError: 2 validation errors for VllmConfig
(APIServer pid=322) scale_dtype
(APIServer pid=322)   Extra inputs are not permitted [type=extra_forbidden, input_value=None, input_type=NoneType]
(APIServer pid=322)     For further information visit https://errors.pydantic.dev/2.12/v/extra_forbidden
(APIServer pid=322) zp_dtype
(APIServer pid=322)   Extra inputs are not permitted [type=extra_forbidden, input_value=None, input_type=NoneType]
(APIServer pid=322)     For further information visit https://errors.pydantic.dev/2.12/v/extra_forbidden