}
	}

	return apiErr
}

var noError = APIError{}

// toAPIError - Converts embedded errors. Convenience
// function written to handle all cases where we have known types of
// errors returned by underlying layers.
func toAPIError(ctx context.Context, err error) APIError {
	if err == nil {
		return noError
	}

	apiErr := errorCodes.ToAPIErr(toAPIErrorCode(ctx, err))

		if err != nil {
			return err
		}
		sameTarget, apiErr := validateReplicationDestination(ctx, bucket, newReplicationConfig, true)
		if apiErr != noError {
			return fmt.Errorf("bucket replication config validation error: %#v", apiErr)
		}
		err = newReplicationConfig.Validate(bucket, sameTarget)
		if err != nil {
			return err
		}

| `minio_node_drive_errors_timeout`      | Total number of drive timeout errors since server start             |
| `minio_node_drive_errors_ioerror`      | Total number of drive I/O errors since server start                 |
| `minio_node_drive_errors_availability` | Total number of drive I/O errors, timeouts since server start       |

		Type:      counterMetric,
	}
}

func getNodeDriveIOErrorsMD() MetricDescription {
	return MetricDescription{
		Namespace: nodeMetricNamespace,
		Subsystem: driveSubsystem,
		Name:      "errors_ioerror",
		Help:      "Total number of drive I/O errors since server start",
		Type:      counterMetric,
	}
}

func getNodeDriveAvailabilityErrorsMD() MetricDescription {
	return MetricDescription{