tangwei12
7 years ago
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/* Copyright (c) 2018 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 <future> // NOLINT
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#include <ostream>
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#include "paddle/fluid/framework/data_type.h"
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#include "paddle/fluid/framework/lod_tensor.h"
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#include "paddle/fluid/framework/op_registry.h"
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#include "paddle/fluid/operators/detail/macros.h"
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#include "paddle/fluid/operators/send_recv_util.h"
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#include "paddle/fluid/string/printf.h"
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namespace paddle {
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namespace operators {
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class CheckpointNotifyOp : public framework::OperatorBase {
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public:
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CheckpointNotifyOp(const std::string& type,
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const framework::VariableNameMap& inputs,
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const framework::VariableNameMap& outputs,
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const framework::AttributeMap& attrs)
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: OperatorBase(type, inputs, outputs, attrs) {}
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void RunImpl(const framework::Scope& scope,
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const platform::Place& place) const override {
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std::vector<std::string> epmap = Attr<std::vector<std::string>>("epmap");
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std::string dir = Attr<std::string>("dir");
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std::string lookup_table_name = Attr<std::string>("lookup_table");
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distributed::RPCClient* rpc_client =
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distributed::RPCClient::GetInstance<RPCCLIENT_T>();
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for (size_t i = 0; i < epmap.size(); i++) {
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auto lookup_table_save_dir =
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string::Sprintf("%s/%s_%d", dir, lookup_table_name, i);
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rpc_client->AsyncCheckpointNotify(epmap[i], lookup_table_save_dir);
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VLOG(3) << "checkpoint notify sending lookup table: " << lookup_table_name
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<< " and dir:" << dir << " to " << epmap[i];
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}
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rpc_client->Wait();
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}
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};
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class CheckpointNotifyOpMaker : public framework::OpProtoAndCheckerMaker {
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public:
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void Make() {
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AddAttr<std::vector<std::string>>("epmap",
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"(string vector, default 127.0.0.1:6164)"
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"Parameter Server endpoints in the order")
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.SetDefault({"127.0.0.1:6164"});
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AddAttr<std::string>(
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"dir", "(string, default '') indicate the folder checkpoint will use");
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AddAttr<std::string>("lookup_table",
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"(string, default '') the lookup table name");
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AddComment(R"DOC(
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CheckpointNotify operator
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This operator will send lookup table and it's checkpoint direcoty to listen_and_serve op at
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the parameter server.
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)DOC");
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}
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};
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class CheckpointNotifyOpShapeInference : public framework::InferShapeBase {
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public:
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void operator()(framework::InferShapeContext* ctx) const override {}
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};
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} // namespace operators
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} // namespace paddle
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namespace ops = paddle::operators;
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REGISTER_OPERATOR(checkpoint_notify, ops::CheckpointNotifyOp,
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paddle::framework::EmptyGradOpMaker,
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ops::CheckpointNotifyOpMaker,
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ops::CheckpointNotifyOpShapeInference);
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