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sync up May15 2023

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amdsc21
2023-05-15 18:59:18 +02:00
parent b066accad6 7375bd058b
commit 8cad8c693c
37 changed files with 628 additions and 398 deletions
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34
tests/cpp/plugin/helpers.h
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@@ -3,6 +3,7 @@
*/
#pragma once
#include <dmlc/omp.h>
#include <grpcpp/server_builder.h>
#include <gtest/gtest.h>
#include <xgboost/json.h>
@@ -61,24 +62,33 @@ class BaseFederatedTest : public ::testing::Test {
template <typename Function, typename... Args>
void RunWithFederatedCommunicator(int32_t world_size, std::string const& server_address,
Function&& function, Args&&... args) {
auto run = [&](auto rank) {
Json config{JsonObject()};
config["xgboost_communicator"] = String("federated");
config["federated_server_address"] = String(server_address);
config["federated_world_size"] = world_size;
config["federated_rank"] = rank;
xgboost::collective::Init(config);
std::forward<Function>(function)(std::forward<Args>(args)...);
xgboost::collective::Finalize();
};
#if defined(_OPENMP)
#pragma omp parallel num_threads(world_size)
{
auto rank = omp_get_thread_num();
run(rank);
}
#else
std::vector<std::thread> threads;
for (auto rank = 0; rank < world_size; rank++) {
threads.emplace_back([&, rank]() {
Json config{JsonObject()};
config["xgboost_communicator"] = String("federated");
config["federated_server_address"] = String(server_address);
config["federated_world_size"] = world_size;
config["federated_rank"] = rank;
xgboost::collective::Init(config);
std::forward<Function>(function)(std::forward<Args>(args)...);
xgboost::collective::Finalize();
});
threads.emplace_back(run, rank);
}
for (auto& thread : threads) {
thread.join();
}
#endif
}
} // namespace xgboost