public PingPongActor(WaitForStarts waitForStartsActor, IDestination destination, long repeat, TaskCompletionSource <bool> latch)
{
this.waitForStartsActor = waitForStartsActor;
this.destination = destination;
this.repeat = repeat;
this.latch = latch;
}
public PingPongActor(WaitForStarts waitForStartsActor, IDestination destination, long repeat, TaskCompletionSource<bool> latch)
{
this.waitForStartsActor = waitForStartsActor;
this.destination = destination;
this.repeat = repeat;
this.latch = latch;
}
public Destination(WaitForStarts waitForStartsActor)
{
this.waitForStartsActor = waitForStartsActor;
}
private static async Task<Tuple<bool, long, int>> Benchmark(int factor, int numberOfClients, long numberOfRepeats, PrintStats printStats, long bestThroughput, int redCount,
Func<int, WaitForStarts, Tuple<IActorServerProxy, Destination>> createDestination,
Func<int, Destination, IDestination> createDestClient,
Func<int, WaitForStarts, IDestination, long, TaskCompletionSource<bool>, PingPongActor> createPingPong)
{
var totalMessagesReceived = GetTotalMessagesReceived(numberOfRepeats);
//times 2 since the client and the destination both send messages
long repeatsPerClient = numberOfRepeats / numberOfClients;
var totalWatch = Stopwatch.StartNew();
var countdown = new CountdownEvent(numberOfClients * 2);
var waitForStartsActor = new WaitForStarts(countdown);
var clients = new List<PingPongActor>();
var dests = new List<Tuple<IActorServerProxy, Destination>>();
var tasks = new List<Task>();
for (int i = 0; i < numberOfClients; i++)
{
var destination = createDestination(i, waitForStartsActor);
dests.Add(destination);
var ts = new TaskCompletionSource<bool>();
tasks.Add(ts.Task);
var client = createPingPong(i, waitForStartsActor, createDestClient(i, destination.Item2), repeatsPerClient, ts);
clients.Add(client);
client.Start();
destination.Item2.Start();
}
if (!countdown.Wait(TimeSpan.FromSeconds(10)))
{
Console.WriteLine("The system did not start in 10 seconds. Aborting.");
return Tuple.Create(false, bestThroughput, redCount);
}
var setupTime = totalWatch.Elapsed;
var sw = Stopwatch.StartNew();
clients.ForEach(c => c.Ping());
await Task.WhenAll(tasks.ToArray());
sw.Stop();
totalWatch.Stop();
dests.ForEach(d => { if (d.Item1 != null) d.Item1.Stop(); });
dests.ForEach(d => { d.Item2.Stop(); });
clients.ForEach(c => c.Stop());
var elapsedMilliseconds = sw.ElapsedMilliseconds;
long throughput = elapsedMilliseconds == 0 ? -1 : totalMessagesReceived / elapsedMilliseconds * 1000;
var foregroundColor = Console.ForegroundColor;
if (throughput >= bestThroughput)
{
Console.ForegroundColor = ConsoleColor.Green;
bestThroughput = throughput;
redCount = 0;
}
else
{
redCount++;
Console.ForegroundColor = ConsoleColor.Red;
}
if (printStats.HasFlag(PrintStats.StartTimeOnly))
{
Console.Write("{0,5}", setupTime.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture));
}
else
{
if (printStats.HasFlag(PrintStats.LineStart))
Console.Write("{0,10}, ", factor);
if (printStats.HasFlag(PrintStats.Stats))
Console.Write("{0,8}, {1,10}, {2,10}", throughput, setupTime.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture), totalWatch.Elapsed.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture));
}
Console.ForegroundColor = foregroundColor;
return Tuple.Create(redCount <= 3, bestThroughput, redCount);
}
public Destination(WaitForStarts waitForStartsActor)
{
this.waitForStartsActor = waitForStartsActor;
}
private static async Task <Tuple <bool, long, int> > Benchmark(int factor, int numberOfClients, long numberOfRepeats, PrintStats printStats, long bestThroughput, int redCount,
Func <int, WaitForStarts, Tuple <IActorServerProxy, Destination> > createDestination,
Func <int, Destination, IDestination> createDestClient,
Func <int, WaitForStarts, IDestination, long, TaskCompletionSource <bool>, PingPongActor> createPingPong)
{
var totalMessagesReceived = GetTotalMessagesReceived(numberOfRepeats);
//times 2 since the client and the destination both send messages
long repeatsPerClient = numberOfRepeats / numberOfClients;
var totalWatch = Stopwatch.StartNew();
var countdown = new CountdownEvent(numberOfClients * 2);
var waitForStartsActor = new WaitForStarts(countdown);
var clients = new List <PingPongActor>();
var dests = new List <Tuple <IActorServerProxy, Destination> >();
var tasks = new List <Task>();
for (int i = 0; i < numberOfClients; i++)
{
var destination = createDestination(i, waitForStartsActor);
dests.Add(destination);
var ts = new TaskCompletionSource <bool>();
tasks.Add(ts.Task);
var client = createPingPong(i, waitForStartsActor, createDestClient(i, destination.Item2), repeatsPerClient, ts);
clients.Add(client);
client.Start();
destination.Item2.Start();
}
if (!countdown.Wait(TimeSpan.FromSeconds(10)))
{
Console.WriteLine("The system did not start in 10 seconds. Aborting.");
return(Tuple.Create(false, bestThroughput, redCount));
}
var setupTime = totalWatch.Elapsed;
var sw = Stopwatch.StartNew();
clients.ForEach(c => c.Ping());
await Task.WhenAll(tasks.ToArray());
sw.Stop();
totalWatch.Stop();
dests.ForEach(d => { if (d.Item1 != null)
{
d.Item1.Stop();
}
});
dests.ForEach(d => { d.Item2.Stop(); });
clients.ForEach(c => c.Stop());
var elapsedMilliseconds = sw.ElapsedMilliseconds;
long throughput = elapsedMilliseconds == 0 ? -1 : totalMessagesReceived / elapsedMilliseconds * 1000;
var foregroundColor = Console.ForegroundColor;
if (throughput >= bestThroughput)
{
Console.ForegroundColor = ConsoleColor.Green;
bestThroughput = throughput;
redCount = 0;
}
else
{
redCount++;
Console.ForegroundColor = ConsoleColor.Red;
}
if (printStats.HasFlag(PrintStats.StartTimeOnly))
{
Console.Write("{0,5}", setupTime.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture));
}
else
{
if (printStats.HasFlag(PrintStats.LineStart))
{
Console.Write("{0,10}, ", factor);
}
if (printStats.HasFlag(PrintStats.Stats))
{
Console.Write("{0,8}, {1,10}, {2,10}", throughput, setupTime.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture), totalWatch.Elapsed.TotalMilliseconds.ToString("F2", CultureInfo.InvariantCulture));
}
}
Console.ForegroundColor = foregroundColor;
return(Tuple.Create(redCount <= 3, bestThroughput, redCount));
}
