You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
2.9 KiB
96 lines
2.9 KiB
/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
|
|
|
|
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. */
|
|
|
|
#pragma once
|
|
|
|
#include <time.h>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <mutex> // NOLINT
|
|
#include <random> // local_random_engine
|
|
#include <set>
|
|
#include <string>
|
|
#include <thread> // NOLINT
|
|
#include <typeinfo>
|
|
#include <vector>
|
|
#include "paddle/fluid/framework/data_feed.pb.h"
|
|
#include "paddle/fluid/framework/data_set.h"
|
|
#include "paddle/fluid/framework/executor.h"
|
|
#include "paddle/fluid/framework/executor_thread_worker.h"
|
|
#include "paddle/fluid/framework/program_desc.h"
|
|
#include "paddle/fluid/framework/scope.h"
|
|
|
|
namespace paddle {
|
|
namespace framework {
|
|
|
|
class FleetWrapper;
|
|
|
|
inline double current_realtime() {
|
|
#if !defined(_WIN32)
|
|
struct timespec tp;
|
|
clock_gettime(CLOCK_REALTIME, &tp);
|
|
return tp.tv_sec + tp.tv_nsec * 1e-9;
|
|
#else
|
|
return 0.0;
|
|
#endif
|
|
}
|
|
|
|
inline std::default_random_engine& local_random_engine() {
|
|
struct engine_wrapper_t {
|
|
std::default_random_engine engine;
|
|
engine_wrapper_t() {
|
|
static std::atomic<uint64_t> x(0);
|
|
std::seed_seq sseq = {x++, x++, x++,
|
|
static_cast<uint64_t>(current_realtime() * 1000)};
|
|
engine.seed(sseq);
|
|
}
|
|
};
|
|
thread_local engine_wrapper_t r;
|
|
return r.engine;
|
|
}
|
|
|
|
class AsyncExecutor {
|
|
public:
|
|
AsyncExecutor(Scope* scope, const platform::Place& place);
|
|
virtual ~AsyncExecutor() {}
|
|
void RunFromFile(const ProgramDesc& main_program,
|
|
const std::string& data_feed_desc_str,
|
|
const std::vector<std::string>& filelist,
|
|
const int thread_num,
|
|
const std::vector<std::string>& fetch_var_names,
|
|
const std::string& mode, const bool debug);
|
|
|
|
// TODO(guru4elephant): make init server decoupled from executor
|
|
void InitServer(const std::string& dist_desc, int index);
|
|
void InitWorker(const std::string& dist_desc,
|
|
const std::vector<uint64_t>& host_sign_list, int node_num,
|
|
int index);
|
|
uint64_t StartServer();
|
|
void StopServer();
|
|
void GatherServers(const std::vector<uint64_t>& host_sign_list, int node_num);
|
|
void InitModel();
|
|
void SaveModel(const std::string& path);
|
|
|
|
public:
|
|
std::shared_ptr<paddle::framework::FleetWrapper> fleet_ptr_;
|
|
Scope* root_scope_;
|
|
platform::Place place_;
|
|
|
|
private:
|
|
int actual_thread_num_;
|
|
};
|
|
|
|
} // namespace framework
|
|
} // namespace paddle
|