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https://github.com/NVIDIA/TensorRT-LLM.git
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100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/*
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* SPDX-FileCopyrightText: Copyright (c) 2023-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0
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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/executor/dynamicBatchTuner.h"
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#include "tensorrt_llm/common/tllmException.h"
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#include "tensorrt_llm/executor/executor.h"
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#include "tensorrt_llm/executor/types.h"
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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using ::testing::_;
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using ::testing::Invoke;
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using namespace tensorrt_llm::executor;
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using namespace tensorrt_llm::common;
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TEST(DynamicBatchTunerTest, Stats)
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{
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// moving average window size is 3
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DynamicBatchConfig dynamicBatchConfig(true, true, 3);
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DynamicBatchTuner dynamicBatchTuner(dynamicBatchConfig);
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// check no division by zero issue
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EXPECT_EQ(dynamicBatchTuner.getAverageInputLength(), 0);
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EXPECT_EQ(dynamicBatchTuner.getAverageOutputLength(), 0);
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dynamicBatchTuner.updateStats(1, 2);
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EXPECT_EQ(dynamicBatchTuner.getAverageInputLength(), 1);
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EXPECT_EQ(dynamicBatchTuner.getAverageOutputLength(), 2);
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dynamicBatchTuner.updateStats(2, 3);
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EXPECT_EQ(dynamicBatchTuner.getAverageInputLength(), 1.5);
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EXPECT_EQ(dynamicBatchTuner.getAverageOutputLength(), 2.5);
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dynamicBatchTuner.updateStats(3, 4);
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EXPECT_EQ(dynamicBatchTuner.getAverageInputLength(), 2);
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EXPECT_EQ(dynamicBatchTuner.getAverageOutputLength(), 3);
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// check that the first element is removed from the moving average window
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dynamicBatchTuner.updateStats(4, 5);
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EXPECT_EQ(dynamicBatchTuner.getAverageInputLength(), 3);
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EXPECT_EQ(dynamicBatchTuner.getAverageOutputLength(), 4);
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}
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TEST(DynamicBatchConfig, RuntimeBatchSize)
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{
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// moving average window size is 3
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DynamicBatchConfig dynamicBatchConfig(true, true, 3);
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DynamicBatchTuner dynamicBatchTuner(dynamicBatchConfig);
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// check runtime batch size computation
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(143), 128);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(335), 256);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(671), 512);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(831), 768);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(1279), 1024);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(1663), 1536);
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// fall back
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(2049), 2048);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeBatchSize(1665), 1665);
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}
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TEST(DynamicBatchConfig, RuntimeMaxNumTokens)
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{
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// moving average window size is 1
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DynamicBatchConfig dynamicBatchConfig(true, true, 1);
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DynamicBatchTuner dynamicBatchTuner(dynamicBatchConfig);
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// context heavy
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dynamicBatchTuner.updateStats(100, 2);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(1), 8192);
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// context heavy fall back
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(256), 16384);
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// balanced
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dynamicBatchTuner.updateStats(100, 100);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(1), 4096);
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// balanced fall back
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(4000), 8192);
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// gen heavy
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dynamicBatchTuner.updateStats(2, 256);
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(1), 2048);
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// gen heavy fall back
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EXPECT_EQ(dynamicBatchTuner.getRuntimeMaxNumTokens(4000), 4096);
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}
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