private void MetricsOutput(IWorkContext context, MetricSampler metrics)
{
IReadOnlyList <MetricSample> samples = metrics.GetMetrics(true);
if (samples.Count == 0)
{
context.Telemetry.Info(context, "Send - empty metrics");
return;
}
double total = samples.Sum(x => x.Count);
TimeSpan span = TimeSpan.FromSeconds(samples.Sum(x => x.Span.TotalSeconds));
context.Telemetry.Info(context, $"Send: Total: {total}, Span: {span}, TPS:{total / span.TotalSeconds}");
}
private async Task SendMessages(IWorkContext context, MetricSampler metrics)
{
for (var i = 0; (_option.Count == 0 || i < _option.Count) && !context.CancellationToken.IsCancellationRequested; i++)
{
try
{
var message = $"Message {i} ***";
await _sendEvent.Value.SendAsync(context, new EventData(Encoding.UTF8.GetBytes(message)));
metrics.Add(1);
_messageCount++;
}
catch (Exception exception)
{
context.Telemetry.Error(context, $"{DateTime.Now} > Exception: {exception.Message}");
}
}
}
private async Task SendMessage(IWorkContext context, MetricSampler metrics)
{
for (var i = 0; (_option.Count == 0 || i < _option.Count) && !context.CancellationToken.IsCancellationRequested; i++)
{
try
{
var message = $"Message {i} ***";
await _client.Send(context, message);
metrics.Add(1);
_messageCount++;
}
catch (Exception exception)
{
context.Telemetry.Error(context, $"{DateTime.Now} > Exception: {exception.Message}");
}
}
}
private Task SendMessagesToEventHub(IWorkContext context)
{
var metrics = new MetricSampler(TimeSpan.FromSeconds(1))
.Start();
using var timer = new Timer(x => MetricsOutput(context, metrics), metrics, TimeSpan.FromSeconds(5), TimeSpan.FromSeconds(5));
_messageCount = 0;
var tasks = new List <Task>();
Enumerable.Range(0, _option.TaskCount)
.ForEach(x => tasks.Add(SendMessages(context, metrics)));
Task.WaitAll(tasks.ToArray());
Console.WriteLine($"Sent {_messageCount} messages");
return(Task.FromResult(0));
}
public void GivenSampler_WhenTestingFast_ShouldHaveSingleSummaryRecord()
{
const int count = 99;
var metrics = new MetricSampler(TimeSpan.FromSeconds(1));
metrics.Start();
Enumerable.Range(0, count)
.ForEach(x => metrics.Add(x));
metrics.Stop();
IReadOnlyList <MetricSample> metricsList = metrics.GetMetrics();
metricsList.Count().Should().Be(1);
int n = count - 1;
float sumOfNumbers = (n * (n + 1)) / 2;
metricsList.Max(x => x.Value).Should().Be(sumOfNumbers);
metricsList.Max(x => x.Count).Should().Be(count);
}
public EventProcessFactory(IWorkContext context, MetricSampler sampler)
{
_context = context;
_sampler = sampler;
}
public EventProcessor(IWorkContext context, MetricSampler sampler)
{
_context = context.With(_tag);
_sampler = sampler;
}
