s3Error = checkRequestAuthType(ctx, r, policy.GetObjectAction, bucket, object)
		}
	}

	if s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	objInfo, err := objectAPI.GetObjectInfo(ctx, bucket, object, opts)
	if err != nil {
		s3Error = checkRequestAuthType(ctx, r, policy.ListBucketAction, bucket, object)
		if s3Error == ErrNone {

func (z *dataUsageHash) DecodeMsg(dc *msgp.Reader) (err error) {
	{
		var zb0001 string
		zb0001, err = dc.ReadString()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = dataUsageHash(zb0001)
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z dataUsageHash) EncodeMsg(en *msgp.Writer) (err error) {
	err = en.WriteString(string(z))
	if err != nil {

	response, err := s.client.Do(request)
	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusOK)

	// constructing HTTP request to fetch a non-existent object.
	// expected to fail, error response asserted for expected error values later.
	objectName := "testObject"
	request, err = newTestSignedRequest(http.MethodGet, getGetObjectURL(s.endPoint, bucketName, objectName),
		0, nil, s.accessKey, s.secretKey, s.signer)

		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{

	}
)

func errSRInvalidRequest(err error) SRError {
	return SRError{
		Cause: err,
		Code:  ErrSiteReplicationInvalidRequest,
	}
}

func errSRPeerResp(err error) SRError {
	return SRError{
		Cause: err,
		Code:  ErrSiteReplicationPeerResp,
	}
}

func errSRBackendIssue(err error) SRError {
	return SRError{
		Cause: err,
		Code:  ErrSiteReplicationBackendIssue,
	}

	if err != nil {
		err = msgp.WrapError(err, "Metrics")
		return
	}
	z.Error, err = dc.ReadString()
	if err != nil {
		err = msgp.WrapError(err, "Error")
		return
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z *DiskInfo) EncodeMsg(en *msgp.Writer) (err error) {
	// array header, size 18
	err = en.Append(0xdc, 0x0, 0x12)
	if err != nil {
		return
	}

func getReplicationConfig(ctx context.Context, bucketName string) (rc *replication.Config, err error) {
	rCfg, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucketName)
	if err != nil && !errors.Is(err, BucketReplicationConfigNotFound{Bucket: bucketName}) {
		return rCfg, err
	}
	return rCfg, nil
}

// validateReplicationDestination returns error if replication destination bucket missing or not configured

			usage = madmin.Usage{Size: dataUsageInfo.ObjectsTotalSize}
		} else {
			buckets = madmin.Buckets{Error: err.Error()}
			objects = madmin.Objects{Error: err.Error()}
			deleteMarkers = madmin.DeleteMarkers{Error: err.Error()}
			usage = madmin.Usage{Error: err.Error()}
		}

		// Fetching the backend information
		backendInfo := objectAPI.BackendInfo()

          "interval": "1m",
          "intervalFactor": 2,
          "legendFormat": "{{bucket,api}}",
          "refId": "A"
        }
      ],
      "title": "S3 API Request 4xx Error Rate",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {