test/cpp/qps/qps_driver.cc

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#include <memory>
#include <set>

#include <gflags/gflags.h>
#include <grpc/support/log.h>

#include "test/cpp/qps/driver.h"
#include "test/cpp/qps/report.h"
#include "test/cpp/util/benchmark_config.h"

DEFINE_int32(num_clients, 1, "Number of client binaries");
DEFINE_int32(num_servers, 1, "Number of server binaries");

DEFINE_int32(warmup_seconds, 5, "Warmup time (in seconds)");
DEFINE_int32(benchmark_seconds, 30, "Benchmark time (in seconds)");
DEFINE_int32(local_workers, 0, "Number of local workers to start");

// Common config
DEFINE_bool(enable_ssl, false, "Use SSL");
DEFINE_string(rpc_type, "UNARY", "Type of RPC: UNARY or STREAMING");

// Server config
DEFINE_int32(server_threads, 1, "Number of server threads");
DEFINE_string(server_type, "SYNCHRONOUS_SERVER", "Server type");

// Client config
DEFINE_int32(outstanding_rpcs_per_channel, 1,
             "Number of outstanding rpcs per channel");
DEFINE_int32(client_channels, 1, "Number of client channels");
DEFINE_int32(payload_size, 1, "Payload size");
DEFINE_string(client_type, "SYNCHRONOUS_CLIENT", "Client type");
DEFINE_int32(async_client_threads, 1, "Async client threads");
DEFINE_string(load_type, "CLOSED_LOOP", "Load type");
DEFINE_double(load_param_1, 0.0, "Load parameter 1");
DEFINE_double(load_param_2, 0.0, "Load parameter 2");

using grpc::testing::ClientConfig;
using grpc::testing::ServerConfig;
using grpc::testing::ClientType;
using grpc::testing::ServerType;
using grpc::testing::LoadType;
using grpc::testing::RpcType;
using grpc::testing::ResourceUsage;

namespace grpc {
namespace testing {

static void QpsDriver() {
  RpcType rpc_type;
  GPR_ASSERT(RpcType_Parse(FLAGS_rpc_type, &rpc_type));

  ClientType client_type;
  ServerType server_type;
  LoadType load_type;
  GPR_ASSERT(ClientType_Parse(FLAGS_client_type, &client_type));
  GPR_ASSERT(ServerType_Parse(FLAGS_server_type, &server_type));
  GPR_ASSERT(LoadType_Parse(FLAGS_load_type, &load_type));

  ClientConfig client_config;
  client_config.set_client_type(client_type);
  client_config.set_load_type(load_type);
  client_config.set_enable_ssl(FLAGS_enable_ssl);
  client_config.set_outstanding_rpcs_per_channel(
      FLAGS_outstanding_rpcs_per_channel);
  client_config.set_client_channels(FLAGS_client_channels);
  client_config.set_payload_size(FLAGS_payload_size);
  client_config.set_async_client_threads(FLAGS_async_client_threads);
  client_config.set_rpc_type(rpc_type);

  // set up the load parameters
  switch (load_type) {
    case grpc::testing::CLOSED_LOOP:
      break;
    case grpc::testing::POISSON: {
      auto poisson = client_config.mutable_load_params()->mutable_poisson();
      GPR_ASSERT(FLAGS_load_param_1 != 0.0);
      poisson->set_offered_load(FLAGS_load_param_1);
      break;
    }
    case grpc::testing::UNIFORM: {
      auto uniform = client_config.mutable_load_params()->mutable_uniform();
      GPR_ASSERT(FLAGS_load_param_1 != 0.0);
      GPR_ASSERT(FLAGS_load_param_2 != 0.0);
      uniform->set_interarrival_lo(FLAGS_load_param_1 / 1e6);
      uniform->set_interarrival_hi(FLAGS_load_param_2 / 1e6);
      break;
    }
    case grpc::testing::DETERMINISTIC: {
      auto determ = client_config.mutable_load_params()->mutable_determ();
      GPR_ASSERT(FLAGS_load_param_1 != 0.0);
      determ->set_offered_load(FLAGS_load_param_1);
      break;
    }
    case grpc::testing::PARETO: {
      auto pareto = client_config.mutable_load_params()->mutable_pareto();
      GPR_ASSERT(FLAGS_load_param_1 != 0.0);
      GPR_ASSERT(FLAGS_load_param_2 != 0.0);
      pareto->set_interarrival_base(FLAGS_load_param_1 / 1e6);
      pareto->set_alpha(FLAGS_load_param_2);
      break;
    }
    default:
      GPR_ASSERT(false);
      break;
  }

  ServerConfig server_config;
  server_config.set_server_type(server_type);
  server_config.set_threads(FLAGS_server_threads);
  server_config.set_enable_ssl(FLAGS_enable_ssl);

  // If we're running a sync-server streaming test, make sure
  // that we have at least as many threads as the active streams
  // or else threads will be blocked from forward progress and the
  // client will deadlock on a timer.
  GPR_ASSERT(!(server_type == grpc::testing::SYNCHRONOUS_SERVER &&
               rpc_type == grpc::testing::STREAMING &&
               FLAGS_server_threads <
                   FLAGS_client_channels * FLAGS_outstanding_rpcs_per_channel));

  const auto result = RunScenario(
      client_config, FLAGS_num_clients, server_config, FLAGS_num_servers,
      FLAGS_warmup_seconds, FLAGS_benchmark_seconds, FLAGS_local_workers);

  GetReporter()->ReportQPS(*result);
  GetReporter()->ReportQPSPerCore(*result);
  GetReporter()->ReportLatency(*result);
  GetReporter()->ReportTimes(*result);
}

}  // namespace testing
}  // namespace grpc

int main(int argc, char** argv) {
  grpc::testing::InitBenchmark(&argc, &argv, true);

  signal(SIGPIPE, SIG_IGN);
  grpc::testing::QpsDriver();

  return 0;
}