mindspore2022/mindspore/ccsrc/frontend/parallel/ps/util.cc

143 lines
4.0 KiB
C++

/**
* Copyright 2020 Huawei Technologies Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "frontend/parallel/ps/util.h"
#include <unordered_map>
#include "frontend/parallel/ps/common.h"
#include "common/utils.h"
namespace mindspore {
namespace parallel {
namespace ps {
std::unordered_map<std::string, int> Util::optimizer_to_ids{
{kApplyMomentum, 0},
{kSparseAdam, 1},
{kSparseFtrl, 2},
};
std::unordered_map<int, std::string> Util::id_to_optimizers{
{0, kApplyMomentum},
{1, kSparseAdam},
{2, kSparseFtrl},
};
std::unordered_map<int, std::string> Util::id_to_optimizer_nodes{
{0, kApplyMomentumOp},
{1, kSparseAdamOp},
{2, kSparseFtrlOp},
};
bool Util::IsParamServerMode() { return IsRoleOfWorker() || IsRoleOfPServer() || IsRoleOfScheduler(); }
bool Util::IsRoleOfWorker() {
auto role = common::GetEnv(kEnvRole);
if (strcmp(role.c_str(), kEnvRoleOfWorker) == 0) {
return true;
} else {
return false;
}
}
bool Util::IsRoleOfPServer() {
auto role = common::GetEnv(kEnvRole);
if (strcmp(role.c_str(), kEnvRoleOfPServer) == 0) {
return true;
} else {
return false;
}
}
bool Util::IsRoleOfScheduler() {
auto role = common::GetEnv(kEnvRole);
if (strcmp(role.c_str(), kEnvRoleOfScheduler) == 0) {
return true;
} else {
return false;
}
}
void Util::SetInternalEnvVar() {
if (IsParamServerMode()) {
auto comm_type = common::GetEnv(kEnvCommType);
if (comm_type.size() > 0) {
(void)common::SetEnv(kDmlcCommType, comm_type.c_str());
}
auto interface = common::GetEnv(kEnvInterface);
if (interface.size() > 0) {
(void)common::SetEnv(kDmlcInterface, interface.c_str());
}
auto server_num = common::GetEnv(kEnvPServerNum);
if (server_num.size() > 0) {
(void)common::SetEnv(kDmlcPServerNum, server_num.c_str());
}
auto worker_num = common::GetEnv(kEnvWorkerNum);
if (worker_num.size() > 0) {
(void)common::SetEnv(kDmlcWorkerNum, worker_num.c_str());
}
if (IsRoleOfScheduler()) {
(void)common::SetEnv(kDmlcRole, kRoleOfScheduler);
} else if (IsRoleOfPServer()) {
(void)common::SetEnv(kDmlcRole, kRoleOfPServer);
} else if (IsRoleOfWorker()) {
(void)common::SetEnv(kDmlcRole, kRoleOfWorker);
}
auto scheduler_host = common::GetEnv(kEnvSchedulerHost);
if (scheduler_host.size() > 0) {
(void)common::SetEnv(kDmlcSchedulerHost, scheduler_host.c_str());
}
auto scheduler_port = common::GetEnv(kEnvSchedulerPort);
if (scheduler_port.size() > 0) {
(void)common::SetEnv(kDmlcSchedulerPort, scheduler_port.c_str());
}
}
}
int Util::optimizer_id(std::string name) {
if (optimizer_to_ids.count(name) > 0) {
return optimizer_to_ids[name];
}
return -1;
}
std::string Util::optimizer_name(int id) {
if (id_to_optimizers.count(id) > 0) {
return id_to_optimizers[id];
}
return "";
}
std::string Util::optimizer_node_name(int id) {
if (id_to_optimizer_nodes.count(id) > 0) {
return id_to_optimizer_nodes[id];
}
return "";
}
bool Util::is_optimizer(std::string name) { return optimizer_to_ids.count(name) > 0; }
int Util::LocalShard(int first_dim, int rank_id, int server_num) {
int shard_size = std::round((static_cast<float>(first_dim)) / server_num);
int remain_size = first_dim % server_num;
if (remain_size == 0 || rank_id < server_num - 1) {
return shard_size;
} else {
return first_dim - (shard_size * (server_num - 1));
}
}
} // namespace ps
} // namespace parallel
} // namespace mindspore