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75 lines
2.4 KiB
75 lines
2.4 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#include <stdio.h> // for removing the port file
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#include <csignal>
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#include <cstdlib>
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#include <fstream>
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#include <thread> // NOLINT
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#include <vector>
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#include "paddle/fluid/operators/distributed/collective_server.h"
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DEFINE_int32(collective_get_thread_num, 5, "number of threads for rpc get");
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namespace paddle {
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namespace operators {
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namespace distributed {
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std::once_flag CollectiveServer::init_flag_;
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std::shared_ptr<CollectiveServer> CollectiveServer::collective_server_(nullptr);
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CollectiveServer::CollectiveServer(const std::string& end_point, int fan_in) {
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VLOG(1) << "Create colllective server:" << end_point << ", fan_in:" << fan_in;
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rpc_server_.reset(new RPCSERVER_T(end_point, fan_in));
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}
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void CollectiveServer::Stop() {
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rpc_server_->ShutDown();
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server_thread_->join();
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loop_thread_->join();
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}
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void CollectiveServer::StartServer() {
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get_monomer_handler_.reset(new GetMonomerHandler());
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get_monomer_handler_->SetRPCServer(rpc_server_.get());
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get_barrier_handler_.reset(new GetMonomerBarrierHandler());
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get_barrier_handler_->SetRPCServer(rpc_server_.get());
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rpc_server_->RegisterRPC(distributed::kRequestGetMonomerVariable,
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get_monomer_handler_.get(),
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FLAGS_collective_get_thread_num);
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rpc_server_->RegisterRPC(distributed::kRequestGetMonomerBarrier,
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get_barrier_handler_.get(), 1);
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server_thread_.reset(new std::thread([&]() { rpc_server_->StartServer(); }));
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rpc_server_->WaitServerReady();
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loop_thread_.reset(new std::thread([&]() {
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while (true) {
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if (rpc_server_->IsExit()) {
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LOG(WARNING) << "get exit!rpc_processor break!";
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break;
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}
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sleep(1);
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}
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VLOG(1) << "CollectiveServer loop_thread end";
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}));
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}
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}; // namespace distributed
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}; // namespace operators
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}; // namespace paddle
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