35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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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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from contextlib import contextmanager
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import paddle
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from paddle.framework import core
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from paddle.framework import CUDAPlace
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def synchronize():
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"""Trigger cuda synchronization for better timing."""
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place = paddle.fluid.framework._current_expected_place()
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if isinstance(place, CUDAPlace):
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paddle.fluid.core._cuda_synchronize(place)
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@contextmanager
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def nvtx_span(name):
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try:
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core.nvprof_nvtx_push(name)
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yield
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finally:
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core.nvprof_nvtx_pop()
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