Subsystem: driveSubsystem,
		Name:      "errors_availability",
		Help:      "Total number of drive I/O errors, timeouts since server uptime",
		Type:      counterMetric,
	}
}

func getNodeDriveWaitingIOMD() MetricDescription {
	return MetricDescription{
		Namespace: nodeMetricNamespace,
		Subsystem: driveSubsystem,
		Name:      "io_waiting",
		Help:      "Total number I/O operations waiting on drive",