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92 lines
2.5 KiB
92 lines
2.5 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 "paddle/fluid/framework/trainer.h"
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#include "io/fs.h"
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namespace paddle {
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namespace framework {
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void TrainerBase::SetScope(Scope* root_scope) { root_scope_ = root_scope; }
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void TrainerBase::ParseDumpConfig(const TrainerDesc& desc) {
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dump_fields_path_ = desc.dump_fields_path();
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need_dump_field_ = false;
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need_dump_param_ = false;
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if (dump_fields_path_ == "") {
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VLOG(2) << "dump_fields_path_ is empty";
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return;
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}
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auto& file_list = dataset_ptr_->GetFileList();
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if (file_list.size() == 0) {
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VLOG(2) << "file_list is empty";
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return;
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}
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dump_converter_ = desc.dump_converter();
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if (desc.dump_fields_size() != 0) {
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need_dump_field_ = true;
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dump_fields_.resize(desc.dump_fields_size());
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for (int i = 0; i < desc.dump_fields_size(); ++i) {
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dump_fields_[i] = desc.dump_fields(i);
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}
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}
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if (desc.dump_param_size() != 0) {
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need_dump_param_ = true;
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dump_param_.resize(desc.dump_param_size());
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for (int i = 0; i < desc.dump_param_size(); ++i) {
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dump_param_[i] = desc.dump_param(i);
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}
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}
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}
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void TrainerBase::DumpWork(int tid) {
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#ifdef _LINUX
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int err_no = 0;
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// GetDumpPath is implemented in each Trainer
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std::string path = GetDumpPath(tid);
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std::shared_ptr<FILE> fp = fs_open_write(path, &err_no, dump_converter_);
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while (1) {
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std::string out_str;
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if (!queue_->Get(out_str)) {
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break;
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}
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size_t write_count =
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fwrite_unlocked(out_str.data(), 1, out_str.length(), fp.get());
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if (write_count != out_str.length()) {
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VLOG(3) << "dump text failed";
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continue;
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}
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write_count = fwrite_unlocked("\n", 1, 1, fp.get());
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if (write_count != 1) {
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VLOG(3) << "dump text failed";
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continue;
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}
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}
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#endif
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}
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void TrainerBase::FinalizeDumpEnv() {
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queue_->Close();
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for (auto& th : dump_thread_) {
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th.join();
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}
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queue_.reset();
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}
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} // end namespace framework
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} // end namespace paddle
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