0794f64a18
…to avoid unintentional copy ops blocking across different NPU streams, improving disagg TTIT/TTFT (#2788)" ### What this PR does / why we need it? This reverts commit6995a7bc5b. We'll add it back once the issue is fixed. related issue: https://github.com/vllm-project/vllm-ascend/issues/3195 ### How was this patch tested? - vLLM version: v0.10.2 - vLLM main:52d0cb8458
108 lines
4.6 KiB
Python
108 lines
4.6 KiB
Python
# 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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# This file is a part of the vllm-ascend project.
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from unittest.mock import MagicMock, patch
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import pytest
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from vllm_ascend.ascend_forward_context import MoECommType
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from vllm_ascend.utils import AscendSocVersion
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from vllm_ascend.worker.model_runner_v1 import NPUModelRunner
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# yapf: disable
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@pytest.mark.parametrize(
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"soc_version, enable_expert_parallel, world_size, num_tokens, mc2_tokens_capacity, quant_type, expected_method",
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[
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# Case 1: Expert parallel is disabled, should always be 'allgather'
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(AscendSocVersion.A2, False, 8, 100, 256, None, MoECommType.ALLGATHER),
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(AscendSocVersion.A3, False, 16, 500, 256, None, MoECommType.ALLGATHER),
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# Case 2: A2 SOC with w4a8_dynamic -> use alltoall when not mc2
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(AscendSocVersion.A2, True, 8, 100, 256, "w4a8_dynamic", MoECommType.ALLTOALL),
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(AscendSocVersion.A2, True, 16, 257, 256, "w4a8_dynamic", MoECommType.ALLTOALL),
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(AscendSocVersion.A2, True, 16, 100, 256, "w4a8_dynamic", MoECommType.MC2), # meets mc2 condition
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# Case 3: A2 SOC without w4a8_dynamic -> fallback to allgather
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(AscendSocVersion.A2, True, 8, 100, 256, None, MoECommType.ALLGATHER),
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(AscendSocVersion.A2, True, 16, 257, 256, None, MoECommType.ALLGATHER),
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# Case 4: A3 SOC
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(AscendSocVersion.A3, True, 8, 100, 256, None, MoECommType.MC2),
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(AscendSocVersion.A3, True, 8, 257, 256, None, MoECommType.ALLTOALL),
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])
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# yapf: enable
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def test_select_moe_comm_method(soc_version, enable_expert_parallel,
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world_size, num_tokens, mc2_tokens_capacity,
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quant_type, expected_method):
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"""
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Tests the _select_moe_comm_method with various configurations including quant_type.
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"""
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# Mock the NPUModelRunner instance and its dependencies
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mock_runner = MagicMock(spec=NPUModelRunner)
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mock_runner.parallel_config = MagicMock()
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mock_runner.parallel_config.enable_expert_parallel = enable_expert_parallel
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mock_runner.parallel_config.world_size_across_dp = world_size
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mock_runner.mc2_tokens_capacity = mc2_tokens_capacity
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# Add vllm_config.model_config.hf_config mock with moe_quantize
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mock_hf_config = MagicMock()
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mock_hf_config.moe_quantize = quant_type
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mock_model_config = MagicMock()
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mock_model_config.hf_config = mock_hf_config
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mock_vllm_config = MagicMock()
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mock_vllm_config.model_config = mock_model_config
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mock_runner.vllm_config = mock_vllm_config
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# Patch the helper functions
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with patch('vllm_ascend.worker.model_runner_v1.get_ascend_soc_version',
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return_value=soc_version), \
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patch('vllm_ascend.worker.model_runner_v1.is_global_first_rank',
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return_value=True):
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# Bind the real method to the mock object
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method = NPUModelRunner._select_moe_comm_method(
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mock_runner, num_tokens, False)
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# Assert the result
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assert method == expected_method
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def test_select_moe_comm_method_unsupported_soc():
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"""
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Tests that _select_moe_comm_method raises ValueError for an unsupported SOC.
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"""
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mock_runner = MagicMock(spec=NPUModelRunner)
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mock_runner.parallel_config = MagicMock()
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mock_runner.parallel_config.enable_expert_parallel = True
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mock_runner.mc2_tokens_capacity = 256
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# Add vllm_config.model_config.hf_config mock with moe_quantize
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mock_hf_config = MagicMock()
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mock_hf_config.moe_quantize = None
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mock_model_config = MagicMock()
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mock_model_config.hf_config = mock_hf_config
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mock_vllm_config = MagicMock()
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mock_vllm_config.model_config = mock_model_config
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mock_runner.vllm_config = mock_vllm_config
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unsupported_soc = "UnsupportedSOC"
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with patch('vllm_ascend.worker.model_runner_v1.get_ascend_soc_version',
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return_value=unsupported_soc), \
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patch('vllm_ascend.worker.model_runner_v1.is_global_first_rank',
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return_value=True), \
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pytest.raises(ValueError, match=f"Unsupported soc_version: {unsupported_soc}"):
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NPUModelRunner._select_moe_comm_method(mock_runner, 100, False)
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