public void CanCleanExpiredMetrics()
{
var files = new List <string>(new[] { "file1.txt", "file2.txt", "file3.txt" });
using (var env = new StorageEnvironment(StorageEnvironmentOptions.CreateMemoryOnly()))
{
var envWithType = new StorageEnvironmentWithType("test", StorageEnvironmentWithType.StorageEnvironmentType.Documents, env);
foreach (var fileName in files)
{
for (var i = 0; i < 2 * 256; i++)
{
var now = DateTime.UtcNow.AddHours(-7);
var meterIoRate = env.Options.IoMetrics.MeterIoRate(fileName, IoMetrics.MeterType.JournalWrite, i + 1);
var durationMeasurement = new IoMeterBuffer.DurationMeasurement(meterIoRate.Parent, IoMetrics.MeterType.JournalWrite, i + 1, 0, null)
{
Start = now,
End = now.AddMilliseconds(2)
};
meterIoRate.Parent.Mark(ref durationMeasurement);
}
}
CheckMetricFiles(env, files, checkForNull: false);
IEnumerable <StorageEnvironmentWithType> environments = new[] { envWithType };
IoMetricsUtil.CleanIoMetrics(environments, DateTime.UtcNow.Ticks);
CheckMetricFiles(env, files, checkForNull: true);
}
}
public async Task IoMetrics()
{
using (ServerStore.ContextPool.AllocateOperationContext(out JsonOperationContext context))
await using (var writer = new AsyncBlittableJsonTextWriter(context, ResponseBodyStream()))
{
var result = IoMetricsUtil.GetIoMetricsResponse(GetSystemEnvironment(ServerStore), null);
context.Write(writer, result.ToJson());
}
}
public async Task IoMetrics()
{
using (ContextPool.AllocateOperationContext(out JsonOperationContext context))
await using (var writer = new AsyncBlittableJsonTextWriter(context, ResponseBodyStream()))
{
var result = IoMetricsUtil.GetIoMetricsResponse(Database.GetAllStoragesEnvironment(), Database.GetAllPerformanceMetrics());
context.Write(writer, result.ToJson());
}
}