private void btnManyDBWorks_Click(object sender, EventArgs e)
{
warmup();
var rCount = tbRecCount.Text.AsInt();
var waitFrom = tbWaitFrom.Text.AsInt();
var waitTo = tbWaitTo.Text.AsInt();
Text = "Working...";
tbNote.Text = "Started...";
var w = Stopwatch.StartNew();
var client = new JokeContractClient(cbo.Text);
client.DispatchTimeoutMs = 5 * 1000;
client.TimeoutMs = 40 * 1000;
var totalCalls = tbCallsPerReactor.Text.AsInt();
var calls = new ConcurrentQueue<Call>();
var derrors = new ConcurrentQueue<string>();
System.Threading.Tasks.Parallel.For(0, totalCalls, new ParallelOptions{ MaxDegreeOfParallelism = tbReactors.Text.AsInt(16)},
(i) =>
{
try
{
calls.Enqueue( new Call(client.Async_DBWork(i.ToString(), rCount,
waitFrom > 0 ? ExternalRandomGenerator.Instance.NextScaledRandomInteger(waitFrom,waitTo) : 0)));
//ExternalRandomGenerator.Instance.NextScaledRandomInteger(1,100),
//ExternalRandomGenerator.Instance.NextScaledRandomInteger(0,50))) );
}
catch (Exception err)
{
derrors.Enqueue( "{0}: {1}\r\n".Args(1, err.ToMessageWithType()) );
}
});
string estr = null;
while(derrors.TryDequeue(out estr)) tbNote.Text += estr;
var reactor = new CallReactor( calls );
var callsPlaced = w.ElapsedMilliseconds;
reactor.Wait();
var stats = new ConcurrentDictionary<CallStatus, int>();
foreach(var call in reactor.Calls)
{
if (call.CallSlot.CallStatus==CallStatus.ResponseError)
{
var msg = call.CallSlot.ResponseMsg;
Text = msg.ExceptionData.Message;
}
stats.AddOrUpdate(call.CallSlot.CallStatus, 1, (_,k)=> k+1);
}
var sb = new StringBuilder();
foreach(var k in stats.Keys)
sb.AppendLine( "{0} = {1} times".Args(k, stats[k]) );
tbNote.Text += sb.ToString();
var allFinished = w.ElapsedMilliseconds;
Text = "Placed {0} DB calls in {1} ms, then waited {2} ms for finish, total time {3} ms @ {4} calls/sec "
.Args
(
totalCalls,
callsPlaced,
allFinished - callsPlaced,
allFinished,
(1000* totalCalls) / allFinished
);
if (chkAutoDispatch.Checked)
{
tmrAuto.Interval = 1000 + ExternalRandomGenerator.Instance.NextScaledRandomInteger(100, 10000);
tmrAuto.Enabled = true;
}
}