/// <summary>
/// Measures the performance of scheduled delete operation.
/// </summary>
/// <param name="ringMaster">RingMaster client</param>
private void ScheduledDeletePerformanceTest(IRingMasterRequestHandler ringMaster)
{
var instrumentation = new DeletePerformanceInstrumentation();
var deletePerformanceTest = new DeletePerformance(instrumentation, this.MaxConcurrency, CancellationToken.None);
Trace.TraceInformation($"Scheduled Delete performance test path={this.TestPath}");
var task = Task.Run(() => deletePerformanceTest.ScheduledDelete(ringMaster, this.TestPath));
var totalTime = Stopwatch.StartNew();
var timer = Stopwatch.StartNew();
while (!task.Wait(5000))
{
timer.Stop();
Trace.TraceInformation($"Scheduled Delete ElapsedMilliseconds={totalTime.ElapsedMilliseconds}");
timer.Restart();
}
}
/// <summary>
/// Measures the performance of delete requests.
/// </summary>
/// <param name="ringMaster">RingMaster client</param>
/// <returns>Task that tracks execution of this test</returns>
private async Task DeletePerformanceTest(IRingMasterRequestHandler ringMaster)
{
var instrumentation = new DeletePerformanceInstrumentation();
var deletePerformanceTest = new DeletePerformance(instrumentation, this.MaxConcurrency, CancellationToken.None);
Trace.TraceInformation($"Delete performance test path={this.TestPath}");
await deletePerformanceTest.LoadNodes(ringMaster, this.TestPath, this.MaxNodes, this.MaxGetChildrenEnumerationCount);
var task = Task.Run(() => deletePerformanceTest.QueueDeletes(ringMaster, this.BatchLength));
long lastSuccessCount = 0;
var timer = Stopwatch.StartNew();
while (!task.Wait(5000))
{
timer.Stop();
long rate = (long)((instrumentation.Success - lastSuccessCount) * 1000) / timer.ElapsedMilliseconds;
Trace.TraceInformation($"Delete success={instrumentation.Success}, failure={instrumentation.Failure}, rate={rate}");
timer.Restart();
lastSuccessCount = instrumentation.Success;
}
}
