forked from huawei/mindspore2022
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/**
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* Copyright 2020 Huawei Technologies Co., Ltd
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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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#ifndef MINDSPORE_CCSRC_FRONTEND_PARALLEL_PS_UTIL_H_
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#define MINDSPORE_CCSRC_FRONTEND_PARALLEL_PS_UTIL_H_
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#include <map>
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#include <string>
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#include <unordered_map>
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#include "backend/session/anf_runtime_algorithm.h"
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namespace mindspore {
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namespace parallel {
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namespace ps {
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class Util {
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public:
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static bool IsParamServerMode();
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static bool IsRoleOfWorker();
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static bool IsRoleOfPServer();
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static bool IsRoleOfScheduler();
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static void SetInternalEnvVar();
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static int optimizer_id(std::string name);
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static std::string optimizer_name(int id);
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static std::string optimizer_node_name(int id);
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static bool is_optimizer(std::string name);
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static int LocalShard(int first_dim, int rank_id, int server_num);
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private:
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static std::unordered_map<std::string, int> optimizer_to_ids;
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static std::unordered_map<int, std::string> id_to_optimizers;
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static std::unordered_map<int, std::string> id_to_optimizer_nodes;
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};
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} // namespace ps
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} // namespace parallel
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} // namespace mindspore
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#endif // MINDSPORE_CCSRC_FRONTEND_PARALLEL_PS_UTIL_H_
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