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/**
* Copyright (c) 2016-present, Facebook, Inc.
*
* 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 <mpi.h>
#include "c10/util/Flags.h"
#include "caffe2/core/init.h"
#include "caffe2/core/logging.h"
#include "caffe2/core/operator.h"
#include "caffe2/proto/caffe2_pb.h"
#include "caffe2/utils/proto_utils.h"
C10_DEFINE_string(plan, "", "The given path to the plan protobuffer.");
int main(int argc, char** argv) {
c10::SetUsageMessage("Runs a caffe2 plan that has MPI operators in it.");
int mpi_ret;
MPI_Init_thread(&argc, &argv, MPI_THREAD_MULTIPLE, &mpi_ret);
if (mpi_ret != MPI_THREAD_MULTIPLE &&
mpi_ret != MPI_THREAD_SERIALIZED) {
std::cerr << "Caffe2 MPI requires the underlying MPI to support the "
"MPI_THREAD_SERIALIZED or MPI_THREAD_MULTIPLE mode.\n";
return 1;
}
caffe2::GlobalInit(&argc, &argv);
LOG(INFO) << "Loading plan: " << FLAGS_plan;
caffe2::PlanDef plan_def;
CAFFE_ENFORCE(ReadProtoFromFile(FLAGS_plan, &plan_def));
std::unique_ptr<caffe2::Workspace> workspace(new caffe2::Workspace());
workspace->RunPlan(plan_def);
// This is to allow us to use memory leak checks.
caffe2::ShutdownProtobufLibrary();
MPI_Finalize();
return 0;
}
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