private async Task RunUnaryAsync(Channel channel, IInterarrivalTimer timer)
{
var client = new BenchmarkService.BenchmarkServiceClient(channel);
var request = CreateSimpleRequest();
var stopwatch = new Stopwatch();
while (!stoppedCts.Token.IsCancellationRequested)
{
stopwatch.Restart();
await client.UnaryCallAsync(request);
stopwatch.Stop();
// spec requires data point in nanoseconds.
threadLocalHistogram.Value.AddObservation(stopwatch.Elapsed.TotalSeconds * SecondsToNanos);
await timer.WaitForNextAsync();
}
}
public static async Task Main(string[] args)
{
// For local measurements, use a stopwatch and make a
// request from the app itself to get an approximate
// measurement.
if (args.Contains("--time"))
{
Stopwatch stopWatch = new Stopwatch();
stopWatch.Start();
using (var host = CreateHostBuilder(args).Start())
{
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
var channel = GrpcChannel.ForAddress("http://localhost:5000");
var client = new BenchmarkService.BenchmarkServiceClient(channel);
var request = new SimpleRequest
{
Payload = new Payload {
Body = ByteString.CopyFrom(new byte[0])
},
ResponseSize = 0
};
_ = await client.UnaryCallAsync(request);
stopWatch.Stop();
TimeSpan ts = stopWatch.Elapsed;
Console.WriteLine("Stopwatch startup measurement: " + ts.Milliseconds);
}
return;
}
else
{
var host = CreateHostBuilder(args).Build();
host.Run();
}
}
