totalDrives:   totalDrives.Sum(),
			ioStats:       map[string]driveIOStatMetrics{},
		}

		currentStats := getCurrentDriveIOStats()
		now := time.Now().UTC()

		prevDriveIOStatsMu.Lock()
		if prevDriveIOStats != nil {
			duration := now.Sub(prevDriveIOStatsRefreshedAt)
			if duration.Seconds() > 1 {
				for d, cs := range currentStats {
					if ps, found := prevDriveIOStats[d]; found {

				w.Header()[xhttp.AmzObjectTagging] = []string{objInfo.UserTags}
			}
		}
	}

	// Set all other user defined metadata.
	for k, v := range objInfo.UserDefined {
		// Empty values for object lock and retention can be skipped.
		if v == "" && equals(k, xhttp.AmzObjectLockMode, xhttp.AmzObjectLockRetainUntilDate) {
			continue
		}

		if stringsHasPrefixFold(k, ReservedMetadataPrefixLower) {

	CreatedAt         time.Time // only for site replication
	NoLock            bool      // does not lock the make bucket call if set to 'true'
}

// DeleteBucketOptions provides options for DeleteBucket calls.
type DeleteBucketOptions struct {
	NoLock     bool             // does not lock the delete bucket call if set to 'true'
	NoRecreate bool             // do not recreate bucket on delete failures

 * doing so does <i>not</i> give a reliable measurement of elapsed time, because wall time readings
 * are inherently approximate, routinely affected by periodic clock corrections. Because this class
 * (by default) uses {@link System#nanoTime}, it is unaffected by these changes.
 *
 * <p>Use this class instead of direct calls to {@link System#nanoTime} for two reasons:
 *
 * <ul>

}

func (d *naughtyDisk) Close() (err error) {
	if err = d.calcError(); err != nil {
		return err
	}
	return d.disk.Close()
}

func (d *naughtyDisk) calcError() (err error) {
	d.mu.Lock()
	defer d.mu.Unlock()
	d.callNR++
	if err, ok := d.errors[d.callNR]; ok {
		return err
	}
	if d.defaultErr != nil {
		return d.defaultErr
	}
	return nil
}

- Multi destination replication

## How to use?

Ensure that versioning is enabled on the source and target buckets with `mc version` command. If object locking is required, the buckets should have been created with `mc mb --with-lock`

	ErrObjectLockConfigurationNotFound: {
		Code:           "ObjectLockConfigurationNotFoundError",
		Description:    "Object Lock configuration does not exist for this bucket",
		HTTPStatusCode: http.StatusNotFound,
	},
	ErrObjectLockConfigurationNotAllowed: {
		Code:           "InvalidBucketState",
		Description:    "Object Lock configuration cannot be enabled on existing buckets",
		HTTPStatusCode: http.StatusConflict,
	},

		s.writeErrorResponse(w, err)
		return
	}
}

var errUnsupportedSignal = fmt.Errorf("unsupported signal")

func waitingDrivesNode() map[string]madmin.DiskMetrics {
	globalLocalDrivesMu.RLock()
	localDrives := cloneDrives(globalLocalDrivesMap)
	globalLocalDrivesMu.RUnlock()

	errs := make([]error, len(localDrives))
	infos := make([]DiskInfo, len(localDrives))
	for i, drive := range localDrives {

      </match>
    </magic>
  </mime-type>
  <mime-type type="application/x-axcrypt">
    <_comment>AxCrypt</_comment>
    <glob pattern="*.axx" />
    <magic priority="60">
      <!-- AxCrypt block header, skip length field, then Header of type Preamble -->
      <match value="0xc0b9072e4f93f146a015792ca1d9e821" type="string" offset="0">
         <match value="2" type="big32" offset="17" />
      </match>

				// StorageAPI can send volume names which are
				// incompatible with buckets - these are
				// skipped, like the meta-bucket.
				if isReservedOrInvalidBucket(volInfo.Name, false) {
					continue
				}
				mu.Lock()
				if _, ok := healBuckets[volInfo.Name]; !ok {
					healBuckets[volInfo.Name] = volInfo
				}
				mu.Unlock()
			}
			return nil
		}, index)
	}