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41 lines
989 B
Python
41 lines
989 B
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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import pytest
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from typing_extensions import LiteralString
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from ..utils import compare_two_settings, create_new_process_for_each_test
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@pytest.mark.parametrize(
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"PP_SIZE, MODEL_NAME",
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[
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(2, "JackFram/llama-160m"),
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],
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)
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@pytest.mark.parametrize(
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"ATTN_BACKEND",
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[
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"FLASH_ATTN",
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],
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)
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@create_new_process_for_each_test()
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def test_pp_cudagraph(
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PP_SIZE: int,
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MODEL_NAME: str,
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ATTN_BACKEND: LiteralString,
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):
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cudagraph_args = [
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# use half precision for speed and memory savings in CI environment
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"--dtype",
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"float16",
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"--pipeline-parallel-size",
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str(PP_SIZE),
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"--distributed-executor-backend",
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"mp",
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f"--attention-backend={ATTN_BACKEND}",
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]
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eager_args = cudagraph_args + ["--enforce-eager"]
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compare_two_settings(MODEL_NAME, eager_args, cudagraph_args)
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