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未验证 提交 8cee9f61 编写于 作者: G gongweibao 提交者： GitHub
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Fix rpcclient's wait action in aync env. (#13307)

上级 7f692b8e
隐藏空白更改
内联 并排
Showing with 296 addition and 175 deletion
paddle/fluid/operators/distributed/CMakeLists.txt
浏览文件 @ 8cee9f61
......@@ -20,6 +20,7 @@ if(WITH_GRPC)
DEPS grpc++_unsecure grpc_unsecure gpr cares zlib protobuf sendrecvop_grpc scope profiler math_function SERIAL)
cc_test(rpc_server_test SRCS rpc_server_test.cc
DEPS sendrecvop_grpc grpc++_unsecure grpc_unsecure gpr cares zlib protobuf executor proto_desc lookup_sparse_table_op SERIAL)
cc_test(varhandle_test SRCS varhandle_test.cc)
return()
endif()
......
paddle/fluid/operators/distributed/grpc_client.cc
浏览文件 @ 8cee9f61
......@@ -59,40 +59,32 @@ GRPCClient::~GRPCClient() {
}
channels_.clear();
}
client_thread_->join();
}
bool GRPCClient::AsyncSendVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name, int64_t time_out) {
VarHandlePtr GRPCClient::AsyncSendVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out) {
const platform::DeviceContext* p_ctx = &ctx;
const std::string ep_val = ep;
const std::string var_name_val = var_name;
const framework::Scope* p_scope = &scope;
const auto ch = GetChannel(ep_val);
SendProcessor* s = new SendProcessor(ch);
VarHandlePtr h(new VarHandle(ep, "Send", var_name_val, p_ctx, p_scope));
s->Prepare(h, time_out);
framework::AsyncIO([var_name_val, p_ctx, ep_val, p_scope, time_out, ch,
this] {
framework::AsyncIO([var_name_val, p_scope, p_ctx, s, this] {
auto* var = p_scope->FindVar(var_name_val);
::grpc::ByteBuffer req;
SerializeToByteBuffer(var_name_val, var, *p_ctx, &req);
// varhandle
VarHandle var_h;
var_h.ep = ep_val;
var_h.scope = p_scope;
var_h.name = var_name_val;
var_h.ctx = p_ctx;
var_h.method = "Send";
VLOG(3) << var_h.String() << " begin";
VLOG(3) << s->GetVarHandlePtr()->String() << " begin";
// stub context
SendProcessor* s = new SendProcessor(ch);
s->Prepare(var_h, time_out);
s->response_call_back_ = nullptr;
auto call = s->stub_g_.PrepareUnaryCall(
......@@ -102,13 +94,13 @@ bool GRPCClient::AsyncSendVar(const std::string& ep,
});
req_count_++;
return true;
return h;
}
void ProcGetResponse(const VarHandle& var_h,
const ::grpc::ByteBuffer& ret_msg) {
framework::Variable* outvar = nullptr;
DeserializeFromByteBuffer(ret_msg, *var_h.ctx, var_h.scope, &outvar);
DeserializeFromByteBuffer(ret_msg, *var_h.ctx(), var_h.scope(), &outvar);
}
template <typename T>
......@@ -119,37 +111,30 @@ void RequestToByteBuffer(const T& proto, ::grpc::ByteBuffer* result) {
result->Swap(&tmp);
}
bool GRPCClient::AsyncGetVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name, int64_t time_out) {
VarHandlePtr GRPCClient::AsyncGetVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out) {
const platform::DeviceContext* p_ctx = &ctx;
const std::string ep_val = ep;
const std::string var_name_val = var_name;
const framework::Scope* p_scope = &scope;
const auto ch = GetChannel(ep_val);
GetProcessor* s = new GetProcessor(ch);
VarHandlePtr h(new VarHandle(ep, "Get", var_name_val, p_ctx, p_scope));
s->Prepare(h, time_out);
framework::AsyncIO([var_name_val, ep_val, p_scope, p_ctx, time_out, ch,
this] {
framework::AsyncIO([var_name_val, p_scope, p_ctx, s, this] {
// prepare input
sendrecv::VariableMessage req;
req.set_varname(var_name_val);
::grpc::ByteBuffer buf;
RequestToByteBuffer<sendrecv::VariableMessage>(req, &buf);
// var handle
VarHandle var_h;
var_h.ep = ep_val;
var_h.scope = p_scope;
var_h.name = var_name_val;
var_h.ctx = p_ctx;
var_h.method = "Get";
VLOG(3) << var_h.String() << " begin";
VLOG(3) << s->GetVarHandlePtr()->String() << " begin";
// stub context
GetProcessor* s = new GetProcessor(ch);
s->Prepare(var_h, time_out);
s->response_call_back_ = ProcGetResponse;
auto call = s->stub_g_.PrepareUnaryCall(
......@@ -160,42 +145,36 @@ bool GRPCClient::AsyncGetVar(const std::string& ep,
req_count_++;
return true;
return h;
}
bool GRPCClient::AsyncPrefetchVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out) {
VarHandlePtr GRPCClient::AsyncPrefetchVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out) {
const platform::DeviceContext* p_ctx = &ctx;
const std::string ep_val = ep;
const std::string in_var_name_val = in_var_name;
const std::string out_var_name_val = out_var_name;
const framework::Scope* p_scope = &scope;
const auto ch = GetChannel(ep_val);
GetProcessor* s = new GetProcessor(ch);
VarHandlePtr h(
new VarHandle(ep, "Prefetch", out_var_name_val, p_ctx, p_scope));
s->Prepare(h, time_out);
framework::AsyncIO([in_var_name_val, out_var_name_val, ep_val, p_scope, p_ctx,
time_out, ch, this] {
time_out, s, this] {
auto* var = p_scope->FindVar(in_var_name_val);
::grpc::ByteBuffer req;
SerializeToByteBuffer(in_var_name_val, var, *p_ctx, &req, out_var_name_val);
// var handle
VarHandle var_h;
var_h.ep = ep_val;
var_h.scope = p_scope;
var_h.name = out_var_name_val;
var_h.ctx = p_ctx;
var_h.method = "Prefetch";
VLOG(3) << var_h.String() << " begin";
VLOG(3) << s->GetVarHandlePtr()->String() << " begin";
// stub context
GetProcessor* s = new GetProcessor(ch);
s->Prepare(var_h, time_out);
s->response_call_back_ = ProcGetResponse;
auto call = s->stub_g_.PrepareUnaryCall(
......@@ -206,56 +185,68 @@ bool GRPCClient::AsyncPrefetchVar(const std::string& ep,
});
req_count_++;
return true;
return h;
}
void GRPCClient::AsyncSendBatchBarrier(const std::string& ep,
int64_t time_out) {
VarHandlePtr GRPCClient::AsyncSendBatchBarrier(const std::string& ep,
int64_t time_out) {
const auto ch = GetChannel(ep);
BatchBarrierProcessor* s = new BatchBarrierProcessor(ch);
s->Prepare(time_out);
VarHandlePtr h(new VarHandle(ep, "BatchBarrier", BATCH_BARRIER_MESSAGE,
nullptr, nullptr));
s->Prepare(h, time_out);
sendrecv::VariableMessage req;
req.set_varname(BATCH_BARRIER_MESSAGE);
auto rpc = s->stub_->AsyncSendVariable(s->context_.get(), req, &cq_);
rpc->Finish(&s->reply_, &s->status_, reinterpret_cast<void*>(s));
req_count_++;
return h;
}
void GRPCClient::AsyncSendFetchBarrier(const std::string& ep,
int64_t time_out) {
VarHandlePtr GRPCClient::AsyncSendFetchBarrier(const std::string& ep,
int64_t time_out) {
const auto ch = GetChannel(ep);
FetchBarrierProcessor* s = new FetchBarrierProcessor(ch);
s->Prepare(time_out);
VarHandlePtr h(new VarHandle(ep, "FetchBarrier", FETCH_BARRIER_MESSAGE,
nullptr, nullptr));
s->Prepare(h, time_out);
sendrecv::VariableMessage req;
req.set_varname(FETCH_BARRIER_MESSAGE);
auto rpc = s->stub_->AsyncGetVariable(s->context_.get(), req, &cq_);
rpc->Finish(&s->reply_, &s->status_, reinterpret_cast<void*>(s));
req_count_++;
return h;
}
void GRPCClient::AsyncSendComplete(const std::string& ep, int64_t time_out) {
VarHandlePtr GRPCClient::AsyncSendComplete(const std::string& ep,
int64_t time_out) {
const auto ch = GetChannel(ep);
BatchBarrierProcessor* s = new BatchBarrierProcessor(ch);
s->Prepare(time_out);
VarHandlePtr h(
new VarHandle(ep, "SendComplete", COMPLETE_MESSAGE, nullptr, nullptr));
s->Prepare(h, time_out);
sendrecv::VariableMessage req;
req.set_varname(COMPLETE_MESSAGE);
auto rpc = s->stub_->AsyncSendVariable(s->context_.get(), req, &cq_);
rpc->Finish(&s->reply_, &s->status_, reinterpret_cast<void*>(s));
req_count_++;
return h;
}
void GRPCClient::AsyncCheckpointNotify(const std::string& ep,
const std::string& dir,
int64_t time_out) {
VarHandlePtr GRPCClient::AsyncCheckpointNotify(const std::string& ep,
const std::string& dir,
int64_t time_out) {
const auto ch = GetChannel(ep);
CheckpointNotifyProcessor* s = new CheckpointNotifyProcessor(ch);
s->Prepare(time_out);
VarHandlePtr h(new VarHandle(ep, "CheckPointNotify", CHECKPOINT_SAVE_MESSAGE,
nullptr, nullptr));
s->Prepare(h, time_out);
sendrecv::VariableMessage req;
req.set_varname(CHECKPOINT_SAVE_MESSAGE);
......@@ -264,6 +255,7 @@ void GRPCClient::AsyncCheckpointNotify(const std::string& ep,
auto rpc = s->stub_->AsyncCheckpointNotify(s->context_.get(), req, &cq_);
rpc->Finish(&s->reply_, &s->status_, reinterpret_cast<void*>(s));
req_count_++;
return h;
}
bool GRPCClient::Wait() {
......@@ -276,25 +268,28 @@ void GRPCClient::Proceed() {
void* tag = nullptr;
bool ok = false;
VLOG(3) << "GRPCClient Proceed begin";
while (!stopped_ && cq_.Next(&tag, &ok)) {
BaseProcessor* c = static_cast<BaseProcessor*>(tag);
GPR_ASSERT(ok);
PADDLE_ENFORCE(c);
if (c->status_.ok()) {
VLOG(3) << c->var_h_.String() << " process";
VLOG(3) << c->GetVarHandlePtr()->String() << " process";
c->Process();
} else if (c->status_.error_code() == grpc::StatusCode::DEADLINE_EXCEEDED) {
LOG(ERROR) << c->var_h_.String()
LOG(ERROR) << c->GetVarHandlePtr()->String()
<< " meets grpc error:" << c->status_.error_message();
{
std::lock_guard<std::mutex> lk(sync_mutex_);
ok_ = false;
}
sync_cond_.notify_all();
c->Finish(false);
} else {
LOG(FATAL) << c->var_h_.String()
LOG(FATAL) << c->GetVarHandlePtr()->String()
<< " meets grpc error:" << c->status_.error_message();
c->Finish(false);
}
delete c;
{
std::lock_guard<std::mutex> lk(sync_mutex_);
......@@ -302,6 +297,7 @@ void GRPCClient::Proceed() {
}
sync_cond_.notify_all();
}
VLOG(3) << "GRPCClient Proceed end";
}
std::shared_ptr<grpc::Channel> GRPCClient::GetChannel(const std::string& ep) {
......
paddle/fluid/operators/distributed/grpc_client.h
浏览文件 @ 8cee9f61
......@@ -53,15 +53,14 @@ void ProcGetResponse(const VarHandle& var_h, const grpc::ByteBuffer& msg);
class BaseProcessor {
public:
explicit BaseProcessor(std::shared_ptr<grpc::Channel> ch) {
context_ = nullptr;
}
BaseProcessor() { context_ = nullptr; }
virtual ~BaseProcessor() {}
virtual void Prepare(const VarHandle& var_info, int64_t time_out) {
virtual void Prepare(VarHandlePtr h, int64_t time_out) {
var_h_ = h;
context_.reset(new grpc::ClientContext());
var_h_ = var_info;
context_->set_wait_for_ready(true);
if (time_out) {
std::chrono::system_clock::time_point deadline =
......@@ -71,21 +70,21 @@ class BaseProcessor {
}
}
virtual void Prepare(int64_t time_out) {
context_.reset(new grpc::ClientContext());
context_->set_wait_for_ready(true);
std::chrono::system_clock::time_point deadline =
std::chrono::system_clock::now() + std::chrono::milliseconds(time_out);
context_->set_deadline(deadline);
void Process() {
ProcessImpl();
var_h_->Finish(true);
}
virtual void Process() = 0;
VarHandlePtr GetVarHandlePtr() { return var_h_; }
bool Wait() { return var_h_->Wait(); }
void Finish(bool ok) { return var_h_->Finish(ok); }
virtual void ProcessImpl() = 0;
std::unique_ptr<grpc::ClientContext> context_;
grpc::Status status_;
VarHandle var_h_;
protected:
VarHandlePtr var_h_;
};
typedef std::function<void(const VarHandle&, const ::grpc::ByteBuffer&)>
......@@ -94,13 +93,13 @@ typedef std::function<void(const VarHandle&, const ::grpc::ByteBuffer&)>
class SendProcessor : public BaseProcessor {
public:
explicit SendProcessor(std::shared_ptr<grpc::Channel> ch)
: BaseProcessor(ch), stub_g_(ch) {}
: BaseProcessor(), stub_g_(ch) {}
virtual ~SendProcessor() {}
virtual void Process() {
void ProcessImpl() override {
if (response_call_back_) {
response_call_back_(var_h_, reply_);
response_call_back_(*var_h_.get(), reply_);
}
}
......@@ -115,13 +114,13 @@ typedef std::function<void(const VarHandle&, const ::grpc::ByteBuffer&)>
class GetProcessor : public BaseProcessor {
public:
explicit GetProcessor(std::shared_ptr<grpc::Channel> ch)
: BaseProcessor(ch), stub_g_(ch) {}
: BaseProcessor(), stub_g_(ch) {}
virtual ~GetProcessor() {}
virtual void Process() {
void ProcessImpl() override {
if (response_call_back_) {
response_call_back_(var_h_, reply_);
response_call_back_(*var_h_.get(), reply_);
}
}
......@@ -133,13 +132,13 @@ class GetProcessor : public BaseProcessor {
class BatchBarrierProcessor : public BaseProcessor {
public:
explicit BatchBarrierProcessor(std::shared_ptr<grpc::Channel> ch)
: BaseProcessor(ch) {
: BaseProcessor() {
stub_ = sendrecv::SendRecvService::NewStub(ch);
}
virtual ~BatchBarrierProcessor() {}
virtual void Process() {}
void ProcessImpl() override {}
sendrecv::VoidMessage reply_;
std::unique_ptr<sendrecv::SendRecvService::Stub> stub_;
};
......@@ -147,13 +146,13 @@ class BatchBarrierProcessor : public BaseProcessor {
class FetchBarrierProcessor : public BaseProcessor {
public:
explicit FetchBarrierProcessor(std::shared_ptr<grpc::Channel> ch)
: BaseProcessor(ch) {
: BaseProcessor() {
stub_ = sendrecv::SendRecvService::NewStub(ch);
}
virtual ~FetchBarrierProcessor() {}
virtual void Process() {}
void ProcessImpl() override {}
sendrecv::VariableMessage reply_;
std::unique_ptr<sendrecv::SendRecvService::Stub> stub_;
};
......@@ -161,13 +160,13 @@ class FetchBarrierProcessor : public BaseProcessor {
class CheckpointNotifyProcessor : public BaseProcessor {
public:
explicit CheckpointNotifyProcessor(std::shared_ptr<grpc::Channel> ch)
: BaseProcessor(ch) {
: BaseProcessor() {
stub_ = sendrecv::SendRecvService::NewStub(ch);
}
virtual ~CheckpointNotifyProcessor() {}
virtual void Process() {}
void ProcessImpl() override {}
sendrecv::VoidMessage reply_;
std::unique_ptr<sendrecv::SendRecvService::Stub> stub_;
};
......@@ -177,32 +176,37 @@ class GRPCClient : public RPCClient {
GRPCClient() : ok_(true), completed_(false), stopped_(false) {}
virtual ~GRPCClient();
bool AsyncSendVar(const std::string& ep, const platform::DeviceContext& ctx,
const framework::Scope& scope, const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
bool AsyncGetVar(const std::string& ep, const platform::DeviceContext& ctx,
const framework::Scope& scope, const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
bool AsyncPrefetchVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
void AsyncSendBatchBarrier(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) override;
void AsyncSendFetchBarrier(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) override;
void AsyncCheckpointNotify(const std::string& ep, const std::string& dir,
int64_t time_out = FLAGS_rpc_deadline) override;
void AsyncSendComplete(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncSendVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncGetVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncPrefetchVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncSendBatchBarrier(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncSendFetchBarrier(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncCheckpointNotify(
const std::string& ep, const std::string& dir,
int64_t time_out = FLAGS_rpc_deadline) override;
VarHandlePtr AsyncSendComplete(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) override;
bool Wait() override;
......
paddle/fluid/operators/distributed/request_handler.h
浏览文件 @ 8cee9f61
......@@ -28,6 +28,7 @@
#include "paddle/fluid/framework/scope.h"
#include "paddle/fluid/framework/selected_rows.h"
#include "paddle/fluid/framework/var_type.h"
#include "paddle/fluid/platform/macros.h"
namespace paddle {
namespace operators {
......@@ -49,23 +50,77 @@ constexpr char kRequestPassBarrier[] = "RequestPassBarrier";
class RPCServer;
struct VarHandle {
// RPC endpoint.
std::string ep;
const platform::DeviceContext* ctx;
const framework::Scope* scope;
// Variable name.
std::string name;
// RPC method name.
std::string method;
class VarHandle {
public:
VarHandle(const std::string ep, const std::string& method,
const std::string& name,
const platform::DeviceContext* p_ctx = nullptr,
const framework::Scope* p_scope = nullptr)
: ok_(kVarHandleDefaultState) {
ep_ = ep;
ctx_ = p_ctx;
scope_ = p_scope;
name_ = name;
method_ = method;
}
virtual ~VarHandle() {}
public:
bool Wait() {
{
std::unique_lock<std::mutex> lk(sync_mutex_);
wait_cond_.wait(lk, [this] { return ok_ != kVarHandleDefaultState; });
}
VLOG(7) << "VarHandle wait:" << ok_;
return ok_ != 0;
}
void Finish(bool ok) {
{
std::unique_lock<std::mutex> lk(sync_mutex_);
ok_ = ok;
}
VLOG(7) << "VarHandle finish:" << ok;
wait_cond_.notify_all();
}
std::string String() const {
std::ostringstream s;
s << method << " name:[" << name << "], ep:[" << ep << "]";
s << method_ << " name:[" << name_ << "], ep:[" << ep_ << "], ok:[" << ok_
<< "]";
return s.str();
}
std::string ep() const { return ep_; }
const platform::DeviceContext* ctx() const { return ctx_; }
const framework::Scope* scope() const { return scope_; }
std::string name() const { return name_; }
std::string method() const { return method_; }
protected:
// RPC endpoint.
std::string ep_;
const platform::DeviceContext* ctx_;
const framework::Scope* scope_;
// Variable name.
std::string name_;
// RPC method name.
std::string method_;
protected:
std::mutex sync_mutex_;
std::condition_variable wait_cond_;
int ok_;
static const int kVarHandleDefaultState = -1;
private:
DISABLE_COPY_AND_ASSIGN(VarHandle);
};
typedef std::shared_ptr<VarHandle> VarHandlePtr;
class RequestHandler {
public:
explicit RequestHandler(bool sync_mode)
......
paddle/fluid/operators/distributed/rpc_client.h
浏览文件 @ 8cee9f61
......@@ -14,12 +14,14 @@
#pragma once
#include <condition_variable> // NOLINT
#include <string>
#include "gflags/gflags.h"
#include "paddle/fluid/framework/data_type.h"
#include "paddle/fluid/framework/lod_tensor.h"
#include "paddle/fluid/framework/scope.h"
#include "paddle/fluid/operators/distributed/request_handler.h"
DECLARE_int32(rpc_deadline);
......@@ -31,37 +33,36 @@ class RPCClient {
public:
RPCClient() {}
virtual ~RPCClient() {}
virtual bool AsyncSendVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual bool AsyncGetVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual bool AsyncPrefetchVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual void AsyncSendBatchBarrier(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual void AsyncSendFetchBarrier(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual void AsyncCheckpointNotify(const std::string& ep,
const std::string& dir,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual void AsyncSendComplete(const std::string& ep,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncSendVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncGetVar(const std::string& ep,
const platform::DeviceContext& ctx,
const framework::Scope& scope,
const std::string& var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncPrefetchVar(
const std::string& ep, const platform::DeviceContext& ctx,
const framework::Scope& scope, const std::string& in_var_name,
const std::string& out_var_name,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncSendBatchBarrier(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncSendFetchBarrier(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncCheckpointNotify(
const std::string& ep, const std::string& dir,
int64_t time_out = FLAGS_rpc_deadline) = 0;
virtual VarHandlePtr AsyncSendComplete(
const std::string& ep, int64_t time_out = FLAGS_rpc_deadline) = 0;
// Complete tells all the pserver instances that finishe the training,
// the pserver can reduce it's barrier count, and continue to train
......
paddle/fluid/operators/distributed/varhandle_test.cc 0 → 100644
浏览文件 @ 8cee9f61
/* Copyright (c) 2016 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. */
#include <unistd.h>
#include <string>
#include <thread> // NOLINT
#include "google/protobuf/text_format.h"
#include "gtest/gtest.h"
#include "paddle/fluid/operators/distributed/request_handler.h"
using paddle::operators::distributed::VarHandlePtr;
using paddle::operators::distributed::VarHandle;
void WaitTrue(VarHandlePtr s) { EXPECT_TRUE(s->Wait()); }
void WaitFalse(VarHandlePtr s) { EXPECT_FALSE(s->Wait()); }
TEST(VarHandle, Run) {
std::vector<VarHandlePtr> a;
for (int i = 0; i < 12; i++) {
VarHandlePtr s(new VarHandle("", "", "", nullptr, nullptr));
a.push_back(s);
}
std::vector<std::unique_ptr<std::thread>> t;
for (int i = 0; i < 6; i++) {
t.emplace_back(new std::thread(WaitFalse, a[i]));
}
for (int i = 0; i < 6; i++) {
a[i]->Finish(false);
t[i]->join();
}
for (int i = 6; i < 12; i++) {
t.emplace_back(new std::thread(WaitTrue, a[i]));
}
for (int i = 6; i < 12; i++) {
a[i]->Finish(true);
t[i]->join();
}
}
paddle/fluid/operators/prefetch_op.cc
浏览文件 @ 8cee9f61
......@@ -44,16 +44,20 @@ class PrefetchOp : public framework::OperatorBase {
distributed::RPCClient* rpc_client =
distributed::RPCClient::GetInstance<RPCCLIENT_T>();
std::vector<distributed::VarHandlePtr> rets;
for (size_t i = 0; i < ins.size(); i++) {
if (NeedSend(scope, ins[i])) {
VLOG(3) << "sending " << ins[i] << " to " << epmap[i] << " to get "
<< outs[i] << " back";
rpc_client->AsyncPrefetchVar(epmap[i], ctx, scope, ins[i], outs[i]);
rets.push_back(rpc_client->AsyncPrefetchVar(epmap[i], ctx, scope,
ins[i], outs[i]));
} else {
VLOG(3) << "don't send no-initialied variable: " << ins[i];
}
}
PADDLE_ENFORCE(rpc_client->Wait(), "internal error in RPCClient");
for (size_t i = 0; i < rets.size(); i++) {
PADDLE_ENFORCE(rets[i]->Wait(), "internal error in RPCClient");
}
}
};
......
paddle/fluid/operators/recv_op.cc
浏览文件 @ 8cee9f61
......@@ -44,12 +44,15 @@ class RecvOp : public framework::OperatorBase {
distributed::RPCClient* rpc_client =
distributed::RPCClient::GetInstance<RPCCLIENT_T>();
std::vector<distributed::VarHandlePtr> rets;
for (size_t i = 0; i < outs.size(); i++) {
VLOG(3) << "getting " << outs[i] << " from " << epmap[i];
rpc_client->AsyncGetVar(epmap[i], ctx, scope, outs[i]);
rets.push_back(rpc_client->AsyncGetVar(epmap[i], ctx, scope, outs[i]));
}
if (sync_mode) {
PADDLE_ENFORCE(rpc_client->Wait(), "internal error in RPCClient");
for (size_t i = 0; i < rets.size(); i++) {
PADDLE_ENFORCE(rets[i]->Wait(), "internal error in RPCClient");
}
}
}
};
......
paddle/fluid/operators/send_op.cc
浏览文件 @ 8cee9f61
......@@ -15,6 +15,7 @@ limitations under the License. */
#include <future> // NOLINT
#include <ostream>
#include "paddle/fluid/framework/blocking_queue.h"
#include "paddle/fluid/framework/data_type.h"
#include "paddle/fluid/framework/lod_tensor.h"
#include "paddle/fluid/framework/op_registry.h"
......@@ -45,18 +46,19 @@ class SendOp : public framework::OperatorBase {
distributed::RPCClient* rpc_client =
distributed::RPCClient::GetInstance<RPCCLIENT_T>();
std::vector<distributed::VarHandlePtr> rets;
for (size_t i = 0; i < ins.size(); i++) {
if (NeedSend(scope, ins[i])) {
VLOG(3) << "sending " << ins[i] << " to " << epmap[i];
// TODO(Yancey1989): we need to use an IO threadpool which has
// a larger number of threads than the computing threadpool.
rpc_client->AsyncSendVar(epmap[i], ctx, scope, ins[i]);
rets.push_back(rpc_client->AsyncSendVar(epmap[i], ctx, scope, ins[i]));
} else {
VLOG(3) << "don't send no-initialied variable: " << ins[i];
}
}
if (sync_send) {
PADDLE_ENFORCE(rpc_client->Wait(), "internal error in RPCClient");
for (size_t i = 0; i < rets.size(); i++) {
PADDLE_ENFORCE(rets[i]->Wait(), "internal error in RPCClient");
}
}
}
};
......
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