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79 lines
2.6 KiB
79 lines
2.6 KiB
/* Copyright (c) 2016 Baidu, Inc. All Rights Reserve.
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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 "paddle/utils/Util.h"
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#include "paddle/utils/StringUtil.h"
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#include <fstream>
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#include "paddle/utils/Flags.h"
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#include "ParameterServer2.h"
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#include "RDMANetwork.h"
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using namespace paddle; // NOLINT
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int main(int argc, char** argv) {
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initMain(argc, argv);
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std::vector<std::string> devices;
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std::vector<std::shared_ptr<ParameterServer2>> pservers;
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// round robin to loadbalance RDMA server ENGINE
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int rdmaCpu = 0;
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int onlineCpus = rdma::numCpus();
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int numPorts = FLAGS_ports_num + FLAGS_ports_num_for_sparse;
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if (FLAGS_nics.empty()) {
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pservers.resize(numPorts);
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for (int i = 0; i < numPorts; ++i) {
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if (FLAGS_rdma_tcp == "rdma") {
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pservers[i].reset(
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new ParameterServer2(std::string(), FLAGS_port + i, rdmaCpu++));
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rdmaCpu = rdmaCpu % onlineCpus;
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} else {
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pservers[i].reset(new ParameterServer2(std::string(), FLAGS_port + i));
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}
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CHECK(pservers[i]->init()) << "Fail to initialize parameter server"
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<< FLAGS_port + i;
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LOG(INFO) << "pserver started : " << FLAGS_port + i;
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pservers[i]->start();
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}
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} else {
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str::split(FLAGS_nics, ',', &devices);
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pservers.resize(devices.size() * numPorts);
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for (int i = 0; i < numPorts; ++i) {
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for (size_t j = 0; j < devices.size(); ++j) {
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if (FLAGS_rdma_tcp == "rdma") {
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pservers[i * devices.size() + j].reset(new ParameterServer2(
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getIpAddr(devices[j]), FLAGS_port + i, rdmaCpu++));
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rdmaCpu = rdmaCpu % onlineCpus;
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} else {
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pservers[i * devices.size() + j].reset(
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new ParameterServer2(getIpAddr(devices[j]), FLAGS_port + i));
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}
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CHECK(pservers[i * devices.size() + j]->init())
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<< "Fail to initialize parameter server" << devices[j]
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<< FLAGS_port + i;
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LOG(INFO) << "pserver started : " << devices[j] << ":"
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<< FLAGS_port + i;
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pservers[i * devices.size() + j]->start();
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}
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}
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}
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for (auto& pserver : pservers) {
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pserver->join();
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}
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return 0;
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}
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