Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into refactor-prefetch
test=developf7c96f079b
Qiao Longfei
7 years ago
commit
145c535750
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# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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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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IF(MOBILE_INFERENCE)
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return()
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ENDIF()
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include (ExternalProject)
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# NOTE: gzstream is needed when linking with ctr reader.
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SET(GZSTREAM_SOURCES_DIR ${THIRD_PARTY_PATH}/gzstream)
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SET(GZSTREAM_INSTALL_DIR ${THIRD_PARTY_PATH}/install/gzstream)
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SET(GZSTREAM_INCLUDE_DIR "${GZSTREAM_INSTALL_DIR}/include/" CACHE PATH "gzstream include directory." FORCE)
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ExternalProject_Add(
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extern_gzstream
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GIT_REPOSITORY "https://github.com/jacquesqiao/gzstream.git"
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GIT_TAG ""
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PREFIX ${GZSTREAM_SOURCES_DIR}
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UPDATE_COMMAND ""
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CONFIGURE_COMMAND ""
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BUILD_IN_SOURCE 1
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BUILD_COMMAND make -j8
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INSTALL_COMMAND mkdir -p ${GZSTREAM_INSTALL_DIR}/lib/ && mkdir -p ${GZSTREAM_INSTALL_DIR}/include/
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&& cp ${GZSTREAM_SOURCES_DIR}/src/extern_gzstream/libgzstream.a ${GZSTREAM_INSTALL_DIR}/lib
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&& cp -r ${GZSTREAM_SOURCES_DIR}/src/extern_gzstream/gzstream.h ${GZSTREAM_INSTALL_DIR}/include
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)
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ADD_LIBRARY(gzstream STATIC IMPORTED GLOBAL)
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SET_PROPERTY(TARGET gzstream PROPERTY IMPORTED_LOCATION
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"${GZSTREAM_INSTALL_DIR}/lib/libgzstream.a")
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include_directories(${GZSTREAM_INCLUDE_DIR})
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ADD_DEPENDENCIES(gzstream extern_gzstream zlib)
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// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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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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#include <algorithm>
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#include <string>
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#include <unordered_map>
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#include <unordered_set>
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#include <vector>
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#include "paddle/fluid/framework/details/all_reduce_deps_pass.h"
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#include "paddle/fluid/framework/details/all_reduce_op_handle.h"
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#include "paddle/fluid/framework/details/multi_devices_helper.h"
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#include "paddle/fluid/framework/details/op_graph_view.h"
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#include "paddle/fluid/framework/details/var_handle.h"
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#include "paddle/fluid/framework/ir/graph_helper.h"
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#include "paddle/fluid/framework/op_proto_maker.h"
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namespace paddle {
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namespace framework {
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namespace details {
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static constexpr char kAllOpDescs[] = "all_op_descs";
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VarHandle* GetValidInput(const OpHandleBase* a) {
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for (auto p : a->Inputs()) {
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VarHandle* b = dynamic_cast<VarHandle*>(p);
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if (b) {
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return b;
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}
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}
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return nullptr;
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}
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std::unique_ptr<ir::Graph> AllReduceDepsPass::ApplyImpl(
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std::unique_ptr<ir::Graph> graph) const {
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auto graph_ops = ir::FilterByNodeWrapper<OpHandleBase>(*graph);
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// get vars order
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int order = 0;
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std::unordered_map<std::string, int> vars;
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// TODO(gongwb): use graph topology sort to find the order of operators.
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// Note that must assert topology sort is stable
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auto& ops = Get<const std::vector<OpDesc*>>(kAllOpDescs);
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for (auto* op_desc : ops) {
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auto outputs = op_desc->Outputs();
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for (auto& o_it : outputs) {
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for (auto& v : o_it.second) { // values
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vars[v] = order;
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}
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}
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order++;
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}
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std::vector<OpHandleBase*> dist_ops;
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// get allreduce ops.
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for (auto& op : graph_ops) {
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// FIXME(gongwb):add broad cast.
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if (op->Name() == "all_reduce" || op->Name() == "reduce") {
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dist_ops.push_back(op);
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}
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}
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VLOG(10) << "dist_ops size:" << dist_ops.size() << std::endl;
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std::sort(dist_ops.begin(), dist_ops.end(), [&](OpHandleBase* op1,
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OpHandleBase* op2) {
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VarHandle* i0 = dynamic_cast<VarHandle*>(GetValidInput(op1));
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VarHandle* i1 = dynamic_cast<VarHandle*>(GetValidInput(op2));
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PADDLE_ENFORCE(i0 != nullptr && i1 != nullptr, "%s convert to %s error",
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op1->DebugString(), op2->DebugString());
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auto l_it = vars.find(i0->name_);
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auto r_it = vars.find(i1->name_);
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if (l_it->second < r_it->second) return true;
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if (l_it->second == r_it->second) {
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return i0->name_ < i1->name_;
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}
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return false;
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});
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// add dependency.
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auto& sorted_ops = dist_ops;
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for (size_t i = 1; i < sorted_ops.size(); ++i) {
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auto* dep_var = new DummyVarHandle(graph->CreateControlDepVar());
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auto* pre_op = sorted_ops[i - 1];
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auto* op = sorted_ops[i];
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pre_op->AddOutput(dep_var);
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op->AddInput(dep_var);
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graph->Get<GraphDepVars>(kGraphDepVars).emplace(dep_var);
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VLOG(10) << "add all_reduce sequential dependencies between " << pre_op
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<< " and " << op;
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VLOG(10) << "pre_op:" << pre_op->DebugString()
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<< ", op:" << op->DebugString();
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}
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return graph;
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}
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} // namespace details
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} // namespace framework
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} // namespace paddle
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REGISTER_PASS(all_reduce_deps_pass,
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paddle::framework::details::AllReduceDepsPass)
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.RequirePassAttr(paddle::framework::details::kAllOpDescs);
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@ -0,0 +1,33 @@
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// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
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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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#pragma once
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#include "paddle/fluid/framework/ir/graph.h"
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#include "paddle/fluid/framework/ir/pass.h"
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namespace paddle {
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namespace framework {
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namespace details {
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// TODO(gongwb): overlap allreduce with backward computation.
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class AllReduceDepsPass : public ir::Pass {
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protected:
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std::unique_ptr<ir::Graph> ApplyImpl(
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std::unique_ptr<ir::Graph> graph) const override;
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};
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} // namespace details
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} // namespace framework
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} // namespace paddle
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