mirror of
https://github.com/NVIDIA/TensorRT-LLM.git
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31bb650298
Signed-off-by: Chenfei Zhang <chenfeiz@nvidia.com> Signed-off-by: Yilin Fan <206948969+nv-yilinf@users.noreply.github.com> Co-authored-by: Chenfei Zhang <chenfeiz@nvidia.com>
80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
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/*
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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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#pragma once
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#include "common.h"
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#include "tensorrt_llm/kernels/customAllReduceKernels.h"
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#include "tensorrt_llm/runtime/bufferManager.h"
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#include "tensorrt_llm/runtime/iTensor.h"
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#include "tensorrt_llm/runtime/worldConfig.h"
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namespace tensorrt_llm::runtime
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{
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class IpcMemory
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{
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public:
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using BufferPtr = IBuffer::SharedPtr;
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// MAX_ALL_REDUCE_BLOCKS for block_barrier, 1 for multi_gpu_barrier
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size_t static constexpr FLAGS_SIZE = (tensorrt_llm::kernels::MAX_ALL_REDUCE_BLOCKS + 1) * sizeof(uint32_t);
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IpcMemory(
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std::size_t bufferSize, BufferManager const& manager, WorldConfig const& worldConfig, bool openIpc = true);
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~IpcMemory();
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IpcMemory(IpcMemory const&) = delete;
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IpcMemory& operator=(IpcMemory const&) = delete;
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IpcMemory(IpcMemory&&) = default;
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IpcMemory& operator=(IpcMemory&&) = default;
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[[nodiscard]] std::vector<void*> const& getCommPtrs() const
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{
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return mCommPtrs;
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}
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private:
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void allocateIpcMemory(std::size_t bufferSize, BufferManager const& manager, WorldConfig const& worldConfig);
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void destroyIpcMemory();
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SizeType32 mTpRank;
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std::vector<void*> mCommPtrs;
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BufferPtr mBuffer;
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bool mOpenIpc;
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};
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class AllReduceBuffers
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{
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public:
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using TensorPtr = ITensor::SharedPtr;
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AllReduceBuffers(SizeType32 maxBatchSize, SizeType32 maxBeamWidth, SizeType32 maxSequenceLength,
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SizeType32 hiddenSize, BufferManager const& manager, WorldConfig const& worldConfig,
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bool const fakeBuffers = false);
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TensorPtr mAllReduceCommPtrs;
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TensorPtr mFlagPtrs;
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std::vector<runtime::IpcMemory> mIpcMemoryHandles;
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};
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void lamportInitializeAll(void* buffer_0, void* buffer_1, void* buffer_2, size_t size);
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bool canAccessPeer(WorldConfig const& worldConfig);
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} // namespace tensorrt_llm::runtime
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