private void SpeedTest(Func<IHandle<Message>, IPublisher> queueFactory, int producingThreads, int messageCnt)
{
var queue = queueFactory(new NoopConsumer());
var threads = new Thread[producingThreads];
int msgCnt = messageCnt;
var startEvent = new ManualResetEventSlim(false);
var endEvent = new CountdownEvent(producingThreads);
var msg = new SystemMessage.SystemStart();
for (int i = 0; i < producingThreads; ++i)
{
threads[i] = new Thread(() =>
{
startEvent.Wait();
while (Interlocked.Decrement(ref msgCnt) > 0)
{
queue.Publish(msg);
}
endEvent.Signal();
}) { IsBackground = true, Name = "Producer #" + i};
threads[i].Start();
}
Thread.Sleep(500);
var sw = Stopwatch.StartNew();
startEvent.Set();
endEvent.Wait();
sw.Stop();
Console.WriteLine("Queue: {0},\nProducers: {1},\nTotal messages: {2},\nTotal time: {3},\nTicks per 1000 items: {4}",
queue.GetType().Name,
producingThreads,
messageCnt,
sw.Elapsed,
sw.Elapsed.Ticks/(messageCnt/1000));
}
private void SpeedTest(Func<IHandle<Message>, IPublisher> queueFactory, int producingThreads, int messageCnt)
{
var queue = queueFactory(new NoopConsumer());
var threads = new Thread[producingThreads];
int msgCnt = messageCnt;
var startEvent = new ManualResetEventSlim(false);
var endEvent = new CountdownEvent(producingThreads);
var msg = new SystemMessage.SystemStart();
const int batchSize = 100;
for (int i = 0; i < producingThreads; ++i)
{
threads[i] = new Thread(() =>
{
startEvent.Wait();
while (true)
{
// get a batch to reduce the friction on the msgCnt
var prevValue = Interlocked.Add(ref msgCnt, -batchSize) + batchSize;
var toDispatch = Math.Min(prevValue, batchSize);
if (toDispatch <= 0)
{
break;
}
while (toDispatch > 0)
{
queue.Publish(msg);
toDispatch -= 1;
}
}
endEvent.Signal();
}) {IsBackground = true, Name = "Producer #" + i};
threads[i].Start();
}
Thread.Sleep(500);
var sw = Stopwatch.StartNew();
startEvent.Set();
endEvent.Wait();
sw.Stop();
Console.WriteLine(
"Queue: {0},\nProducers: {1},\nTotal messages: {2},\nTotal time: {3},\nTicks per 1000 items: {4}",
queue.GetType().Name,
producingThreads,
messageCnt,
sw.Elapsed,
sw.Elapsed.Ticks/(messageCnt/1000));
}
