public static IOMetricsResponse GetIoMetricsResponse(IEnumerable <StorageEnvironmentWithType> environments, IEnumerable <DatabasePerformanceMetrics> performanceMetrics)
{
var result = new IOMetricsResponse();
foreach (var storageEnvironment in environments)
{
var metrics = GetIoMetrics(storageEnvironment.Environment);
metrics.Type = storageEnvironment.Type;
result.Environments.Add(metrics);
}
if (performanceMetrics != null)
{
foreach (var metrics in performanceMetrics)
{
result.Performances.Add(metrics.Buffer);
}
}
else
{
result.Performances = new List <PerformanceMetrics>(0);
}
return(result);
}
private IOMetricsResponse PrepareIOMetrics()
{
// 0. Prepare Response Object - Keep envs order the same as in the static endpoint response !
var preparedMetricsResponse = new IOMetricsResponse();
bool responseHasContent = false;
// 1. Iterate over environments files in dictionary
foreach (var envFile in _perEnvironmentsFilesMetrics)
{
// 2. Retrieve/Take meter items per environment file from the collection in dictionary
var listOfMeterItems = new List <IoMeterBuffer.MeterItem>();
while (envFile.Value.TryTake(out IoMeterBuffer.MeterItem newItem))
{
listOfMeterItems.Add(newItem);
}
if (listOfMeterItems.Count == 0)
{
continue;
}
// 3. Get env path & file name from dictionary item
var meterItem = listOfMeterItems[0];
var file = new FileInfo(envFile.Key);
var envPath = file.Directory;
if (meterItem.Type == Sparrow.Server.Meters.IoMetrics.MeterType.Compression || meterItem.Type == Sparrow.Server.Meters.IoMetrics.MeterType.JournalWrite)
{
envPath = envPath?.Parent;
}
// 3a. Should not happen, but being extra careful here
if (envPath == null)
{
continue;
}
// 4. Find relevant environment
var currentEnvironment = preparedMetricsResponse.Environments.FirstOrDefault(x => x.Path == envPath.FullName);
if (currentEnvironment == null)
{
var existingEnv = _environments.FirstOrDefault(x => x.Environment.Options.BasePath.FullPath == envPath.FullName);
if (existingEnv != null)
{
currentEnvironment = new IOMetricsEnvironment {
Path = envPath.FullName, Files = new List <IOMetricsFileStats>(), Type = existingEnv.Type
};
}
else
{
// If new index for example was added...
currentEnvironment = new IOMetricsEnvironment {
Path = envPath.FullName, Files = new List <IOMetricsFileStats>()
};
if (envPath.FullName.Contains("Indexes"))
{
currentEnvironment.Type = StorageEnvironmentWithType.StorageEnvironmentType.Index;
}
else if (envPath.FullName.Contains("Configuration"))
{
currentEnvironment.Type = StorageEnvironmentWithType.StorageEnvironmentType.Configuration;
}
else if (envPath.FullName.Contains("System"))
{
currentEnvironment.Type = StorageEnvironmentWithType.StorageEnvironmentType.System;
}
else
{
currentEnvironment.Type = StorageEnvironmentWithType.StorageEnvironmentType.Documents;
}
}
preparedMetricsResponse.Environments.Add(currentEnvironment);
}
// 5. Prepare response, add recent items. Note: History items are not added since studio does not display them anyway
var preparedFilesInfo = currentEnvironment.Files.FirstOrDefault(x => x.File == file.Name) ?? new IOMetricsFileStats
{
File = file.Name
};
currentEnvironment.Files.Add(preparedFilesInfo);
foreach (var item in listOfMeterItems)
{
var preparedRecentStats = new IOMetricsRecentStats
{
Start = item.Start.GetDefaultRavenFormat(true),
Size = item.Size,
HumaneSize = Sizes.Humane(item.Size),
FileSize = item.FileSize,
HumaneFileSize = Sizes.Humane(item.FileSize),
Duration = Math.Round(item.Duration.TotalMilliseconds, 2),
Type = item.Type
};
responseHasContent = true;
preparedFilesInfo.Recent.Add(preparedRecentStats);
}
}
if (responseHasContent == false)
{
return(null);
}
return(preparedMetricsResponse);
}