public DeploymentMetrics(IMetricsProvider metricsProvider, string storageFolder, ISystemTime time = null)
{
this.systemTime = time ?? SystemTime.Instance;
this.availabilities = new List <Availability>();
this.edgeAgent = new Lazy <Availability>(() => new Availability(Constants.EdgeAgentModuleName, this.CalculateEdgeAgentDowntime(), this.systemTime));
Preconditions.CheckNotNull(metricsProvider, nameof(metricsProvider));
this.running = metricsProvider.CreateGauge(
"total_time_running_correctly_seconds",
"The amount of time the module was specified in the deployment and was in the running state",
new List <string> {
"module_name", MetricsConstants.MsTelemetry
});
this.expectedRunning = metricsProvider.CreateGauge(
"total_time_expected_running_seconds",
"The amount of time the module was specified in the deployment",
new List <string> {
"module_name", MetricsConstants.MsTelemetry
});
this.unsuccessfulSyncs = metricsProvider.CreateCounter(
"unsuccessful_iothub_syncs",
"The amount of times edgeAgent failed to sync with iotHub",
new List <string> {
MetricsConstants.MsTelemetry
});
this.totalSyncs = metricsProvider.CreateCounter(
"iothub_syncs",
"The amount of times edgeAgent attempted to sync with iotHub, both successful and unsuccessful",
new List <string> {
MetricsConstants.MsTelemetry
});
this.deploymentTime = metricsProvider.CreateHistogram(
"deployment_time_seconds",
"The amount of time it took to complete a new deployment",
new List <string> {
MetricsConstants.MsTelemetry
});
string storageDirectory = Path.Combine(Preconditions.CheckNonWhiteSpace(storageFolder, nameof(storageFolder)), "availability");
try
{
Directory.CreateDirectory(storageDirectory);
this.checkpointFile = Path.Combine(storageDirectory, "avaliability.checkpoint");
this.updateCheckpointFile = new PeriodicTask(this.UpdateCheckpointFile, this.checkpointFrequency, this.checkpointFrequency, this.log, "Checkpoint Availability", false);
}
catch (Exception ex)
{
this.log.LogError(ex, "Could not create checkpoint directory");
}
}
public SystemResourcesMetrics(IMetricsProvider metricsProvider, Func <Task <SystemResources> > getSystemResources, string apiVersion, TimeSpan updateFrequency)
{
Preconditions.CheckNotNull(metricsProvider, nameof(metricsProvider));
this.getSystemResources = Preconditions.CheckNotNull(getSystemResources, nameof(getSystemResources));
this.apiVersion = Preconditions.CheckNotNull(apiVersion, nameof(apiVersion));
Preconditions.CheckArgument(updateFrequency >= MaxUpdateFrequency, $"Performance metrics cannot update faster than {MaxUpdateFrequency.Humanize()}.");
this.updateFrequency = updateFrequency;
this.hostUptime = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"host_uptime_seconds",
"How long the host has been on",
new List <string> {
MetricsConstants.MsTelemetry
}));
this.iotedgedUptime = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"iotedged_uptime_seconds",
"How long iotedged has been running",
new List <string> {
MetricsConstants.MsTelemetry
}));
this.usedSpace = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"available_disk_space_bytes",
"Amount of space left on the disk",
new List <string> {
"disk_name", "disk_filesystem", "disk_filetype", MetricsConstants.MsTelemetry
}));
this.totalSpace = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_disk_space_bytes",
"Size of the disk",
new List <string> {
"disk_name", "disk_filesystem", "disk_filetype", MetricsConstants.MsTelemetry
}));
this.usedMemory = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"used_memory_bytes",
"Amount of RAM used by all processes",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.totalMemory = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_memory_bytes",
"RAM available",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.cpuPercentage = Preconditions.CheckNotNull(metricsProvider.CreateHistogram(
"used_cpu_percent",
"Percent of cpu used by all processes",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.createdPids = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"created_pids_total",
"The number of processes or threads the container has created",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.networkIn = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_network_in_bytes",
"The amount of bytes recieved from the network",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.networkOut = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_network_out_bytes",
"The amount of bytes sent to network",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.diskRead = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_disk_read_bytes",
"The amount of bytes read from the disk",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
this.diskWrite = Preconditions.CheckNotNull(metricsProvider.CreateGauge(
"total_disk_write_bytes",
"The amount of bytes written to disk",
new List <string> {
"module", MetricsConstants.MsTelemetry
}));
}
