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graphengine/ge/graph/partition/engine_place.cc

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4.5 KiB

/**
* 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 "graph/partition/engine_place.h"
#include <climits>
#include <memory>
#include <string>
#include <utility>
#include <mutex>
#include "common/op/ge_op_utils.h"
#include "common/util/error_manager/error_manager.h"
#include "graph/utils/graph_utils.h"
#include "graph/utils/op_desc_utils.h"
#include "init/gelib.h"
#include "opskernel_manager/ops_kernel_manager.h"
#include "analyzer/analyzer.h"
namespace ge {
namespace {
std::mutex check_support_cost_mutex;
}
Status EnginePlacer::Check() const {
if (compute_graph_ == nullptr) {
GELOGE(GE_GRAPH_NULL_INPUT, "compute_graph_ is null.");
return FAILED;
}
std::shared_ptr<GELib> instance_ptr = ge::GELib::GetInstance();
if ((instance_ptr == nullptr) || (!instance_ptr->InitFlag())) {
GELOGE(GE_CLI_GE_NOT_INITIALIZED, "Run enginePlacer failed");
return FAILED;
}
return SUCCESS;
}
Status EnginePlacer::Run() {
std::lock_guard<std::mutex> lock(check_support_cost_mutex);
GELOGD("Engine placer starts.");
if (Check() != SUCCESS) {
return FAILED;
}
bool is_check_support_success = true;
// Assign engine for each node in the graph
ge::GELib::GetInstance()->DNNEngineManagerObj().InitPerformanceStaistic();
for (const auto &node_ptr : compute_graph_->GetDirectNode()) {
GE_CHECK_NOTNULL(node_ptr);
auto op_desc = node_ptr->GetOpDesc();
GE_CHECK_NOTNULL(op_desc);
std::string engine_name;
std::string kernel_name;
// Check if this node has assigned engine
bool has_engine_attr =
AttrUtils::GetStr(op_desc, ATTR_NAME_ENGINE_NAME_FOR_LX, engine_name) && !engine_name.empty();
bool has_kernel_attr =
AttrUtils::GetStr(op_desc, ATTR_NAME_KKERNEL_LIB_NAME_FOR_LX, kernel_name) && !kernel_name.empty();
bool use_exist_engine_name = !op_desc->GetOpKernelLibName().empty() || (has_kernel_attr && has_engine_attr);
if (use_exist_engine_name) {
if (op_desc->GetOpEngineName().empty()) {
GELOGI("Op %s set engine_name %s engine_name %s from attrs",
op_desc->GetName().c_str(),
engine_name.c_str(),
kernel_name.c_str());
op_desc->SetOpEngineName(engine_name);
op_desc->SetOpKernelLibName(kernel_name);
}
engine_name = op_desc->GetOpEngineName();
} else {
// Call placer cost model to get the "best" engine for this node
engine_name = ge::GELib::GetInstance()->DNNEngineManagerObj().GetDNNEngineName(node_ptr);
// If can't get op's engine name, keep check support finish and return failed
if (engine_name.empty()) {
is_check_support_success = false;
ErrorManager::GetInstance().ATCReportErrMessage(
"E13003", {"opname", "optype"}, {op_desc->GetName(), op_desc->GetType()});
GELOGE(GE_CLI_GE_NOT_INITIALIZED, "Can not find engine of op type %s",
node_ptr->GetOpDesc()->GetType().c_str());
continue;
}
}
if (AssignEngineAndLog(node_ptr, engine_name) != SUCCESS) {
GELOGE(GE_GRAPH_ASSIGN_ENGINE_FAILED, "[GraphPartitioner]: AssignEngineAndLog FAILED");
return FAILED;
}
}
for (auto &it : ge::GELib::GetInstance()->DNNEngineManagerObj().GetCheckSupportCost()) {
GEEVENT("The time cost of %s::CheckSupported is [%lu] micro second.", it.first.c_str(), it.second);
}
GELOGD("Engine placer ends.");
return is_check_support_success ? SUCCESS : FAILED;
}
Status EnginePlacer::AssignEngineAndLog(ge::ConstNodePtr node_ptr, const std::string &engine_name) {
if ((node_ptr == nullptr) || (node_ptr->GetOpDesc() == nullptr)) {
GELOGE(FAILED, "node_ptr is null.");
return FAILED;
}
// private function, promise node_ptr->GetOpDesc() not null
GELOGD("Assigning DNNEngine %s to node %s, op type %s", engine_name.c_str(), node_ptr->GetName().c_str(),
node_ptr->GetOpDesc()->GetType().c_str());
// Record the node assigned engine name
node_engine_map_.insert(std::make_pair(node_ptr, engine_name));
return SUCCESS;
}
} // namespace ge