mirror of
https://github.com/NVIDIA/TensorRT-LLM.git
synced 2026-01-13 22:18:36 +08:00
90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
/*
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* Copyright (c) 2022-2024, NVIDIA CORPORATION. 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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*/
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#include "tensorrt_llm/common/cudaProfilerUtils.h"
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#include "tensorrt_llm/common/config.h"
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#include "tensorrt_llm/common/logger.h"
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#include "tensorrt_llm/common/stringUtils.h"
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#include <cstdint>
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#include <optional>
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namespace
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{
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std::tuple<std::unordered_set<int32_t>, std::unordered_set<int32_t>> populateIterationIndexesImpl(
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std::string const& envVarName)
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{
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auto envVarVal = std::getenv(envVarName.c_str());
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auto envVarValStr = std::string{envVarVal != nullptr ? envVarVal : ""};
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auto values = tensorrt_llm::common::str2set(envVarValStr, ',');
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std::unordered_set<int32_t> startSet;
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std::unordered_set<int32_t> endSet;
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for (std::string const& value : values)
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{
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size_t dashIdx = value.find("-");
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if (dashIdx != std::string::npos)
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{
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int32_t start = std::stoi(value.substr(0, dashIdx));
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startSet.insert(start);
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int32_t end = std::stoi(value.substr(dashIdx + 1));
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endSet.insert(end);
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}
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else
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{
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int32_t start_end = std::stoi(value);
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startSet.insert(start_end);
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endSet.insert(start_end);
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}
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}
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return std::make_pair(startSet, endSet);
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}
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} // namespace
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TRTLLM_NAMESPACE_BEGIN
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namespace common
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{
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std::pair<std::unordered_set<int32_t>, std::unordered_set<int32_t>> populateIterationIndexes(
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std::string const& envVarName, std::optional<std::string> const& legacyEnvVarName)
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{
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auto [profileIterIdxs, stopIterIdxs] = populateIterationIndexesImpl(envVarName);
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// If empty, try to use legacy env var name
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if (legacyEnvVarName && profileIterIdxs.empty() && stopIterIdxs.empty())
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{
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std::tie(profileIterIdxs, stopIterIdxs) = populateIterationIndexesImpl(legacyEnvVarName.value());
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if (!profileIterIdxs.empty() || !stopIterIdxs.empty())
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{
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TLLM_LOG_WARNING(
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"Using deprecated environment variable %s to specify cudaProfiler start and stop iterations. "
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"Please "
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"use %s "
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"instead.",
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legacyEnvVarName.value().c_str(), envVarName.c_str());
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}
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}
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return std::make_pair(profileIterIdxs, stopIterIdxs);
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}
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} // namespace common
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TRTLLM_NAMESPACE_END
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