df0ec55162
### What this PR does / why we need it?
This PR adopt `LLMDataDist` for kv cache register and `pull_blocks`
style disaggregate prefill implementation. The interface implementation
mainly follows the design of NIXL PR
https://github.com/vllm-project/vllm/pull/17751/files#diff-7eaad0b7dee0626bf29d10081b0f0c5e3ea15a4af97e7b182a4e0d35f8346953
.
This PR can be test with the following step:
- Generate the rank table for all machine.
- execute`toy_proxy.py` to launch the disaggregate prefill proxy server,
specify the prefill ip, port and the decode ip, port
- Run the prefill server and decode server.
- send the request to the disaggregate prefill proxy
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
- vLLM version: v0.9.2
- vLLM main:
8d0a01a5f2
---------
Signed-off-by: ganyi <pleaplusone.gy@gmail.com>
Signed-off-by: machenglong <machenglong_yewu@cmss.chinamobile.com>
Signed-off-by: liziyu179 <3475441767@qq.com>
Signed-off-by: underfitc <hucong24@huawei.com>
Signed-off-by: zouyida2052 <zouyida@huawei.com>
Signed-off-by: liziyu <liziyu16@huawei.com>
Signed-off-by: underfituu <hzhucong@163.com>
Co-authored-by: machenglong <machenglong_yewu@cmss.chinamobile.com>
Co-authored-by: liziyu179 <3475441767@qq.com>
Co-authored-by: underfitc <hucong24@huawei.com>
Co-authored-by: zouyida2052 <zouyida@huawei.com>
Co-authored-by: liziyu <liziyu16@huawei.com>
Co-authored-by: underfituu <hzhucong@163.com>
89 lines
3.1 KiB
Python
89 lines
3.1 KiB
Python
#
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# Copyright (c) 2025 Huawei Technologies Co., Ltd. All Rights Reserved.
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# Copyright 2023 The vLLM team.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""
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Execute the inference of fused_moe_allgather_ep and fused_moe_alltoall_ep.
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Run 'pytest tests/multicard/test_fused_moe_allgather_ep.py'.
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"""
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import os
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from unittest.mock import patch
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import pytest
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from modelscope import snapshot_download # type: ignore
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from vllm import SamplingParams
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from tests.e2e.conftest import VllmRunner
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@pytest.mark.skipif(
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True,
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reason=
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"Current disaggregated pd implementation may cause memory pulse, which will cause this test OOM, skip this test until the ringmla is ready "
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)
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@patch.dict(
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os.environ, {
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"VLLM_WORKER_MULTIPROC_METHOD": "spawn",
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"TASK_QUEUE_ENABLE": "1",
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"VLLM_ENABLE_FUSED_EXPERTS_ALLGATHER_EP": "1"
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})
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def test_generate_with_allgather():
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example_prompts = ["Hello, my name is"]
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sampling_params = SamplingParams(max_tokens=100, temperature=0.0)
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with VllmRunner(snapshot_download("vllm-ascend/DeepSeek-V3-Pruning"),
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tensor_parallel_size=4,
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enforce_eager=True,
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max_model_len=1024,
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dtype="auto",
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enable_expert_parallel=True,
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additional_config={
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"ascend_scheduler_config": {
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"enabled": True,
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"chunked_prefill_enabled": False,
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},
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}) as vllm_model:
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vllm_model.generate(example_prompts, sampling_params)
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@pytest.mark.skipif(
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True,
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reason=
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"Current disaggregated pd implementation may cause memory pulse, which will cause this test OOM, skip this test until the ringmla is ready "
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)
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@patch.dict(os.environ, {
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"VLLM_WORKER_MULTIPROC_METHOD": "spawn",
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"TASK_QUEUE_ENABLE": "1"
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})
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def test_generate_with_alltoall():
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example_prompts = ["Hello, my name is"]
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sampling_params = SamplingParams(max_tokens=100, temperature=0.0)
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with VllmRunner(snapshot_download("vllm-ascend/DeepSeek-V3-Pruning"),
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tensor_parallel_size=4,
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enforce_eager=True,
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max_model_len=1024,
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dtype="auto",
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enable_expert_parallel=True,
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additional_config={
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"ascend_scheduler_config": {
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"enabled": True,
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"chunked_prefill_enabled": False,
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},
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}) as vllm_model:
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vllm_model.generate(example_prompts, sampling_params)
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