"h": 6,
        "w": 12,
        "x": 0,
        "y": 0
      },
      "id": 52,
      "options": {
        "displayMode": "basic",
        "maxVizHeight": 300,
        "minVizHeight": 10,
        "minVizWidth": 0,
        "namePlacement": "auto",
        "orientation": "horizontal",
        "reduceOptions": {
          "calcs": [
            "mean"
          ],
          "fields": "",

	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}
	mg.RegisterRead(func(ctx context.Context) []MetricV2 {
		return getHistogramMetrics(bucketHTTPRequestsDuration,
			getBucketTTFBDistributionMD(), true)
	})
	return mg
}

func getS3TTFBMetric() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}

	ctx := r.Context()

	objectAPI, _ := validateAdminReq(ctx, w, r, policy.TopLocksAdminAction)
	if objectAPI == nil {
		return
	}

	count := 10 // by default list only top 10 entries
	if countStr := r.Form.Get("count"); countStr != "" {
		var err error
		count, err = strconv.Atoi(countStr)
		if err != nil {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)

			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 3.
		// Requesting from range 10-100.
		{
			bucketName: bucketName,
			objectName: objectName,
			byteRange:  "bytes=10-100",
			accessKey:  credentials.AccessKey,
			secretKey:  credentials.SecretKey,

			expectedContent:    bytesData[0].byteData[10:101],
			expectedRespStatus: http.StatusPartialContent,
		},
		// Test case - 4.

; public final synchronized class TypeFormat { private static final char[] DIGITS; private static final int[] INT_POW_10; private static final long[] LONG_POW_10; private static final double LOG_10; private static final float FLOAT_RELATIVE_ERROR; private static final double DOUBLE_RELATIVE_ERROR; private static String[] LEADING_ZEROS; private static final double[] DOUBLE_POW_10; private void TypeFormat(); public static int indexOf(CharSequence, CharSequence, int); public static boolean parseBoolean(CharSequence);...

		case <-ctx.Done():
			// server could be restarting - need
			// to exit immediately
			return
		}
	}
}

const (
	resyncWorkerCnt        = 10 // limit of number of bucket resyncs is progress at any given time
	resyncParallelRoutines = 10 // number of parallel resync ops per bucket
)

func newresyncer() *replicationResyncer {
	rs := replicationResyncer{

						if err != nil {
							start, rangeLen = 0, ci.Size
						}

						// Set content length.
						w.Header().Set(xhttp.ContentLength, strconv.FormatInt(rangeLen, 10))
						if rs != nil {
							contentRange := fmt.Sprintf("bytes %d-%d/%d", start, start+rangeLen-1, ci.Size)
							w.Header().Set(xhttp.ContentRange, contentRange)
						}

						io.Copy(w, bytes.NewReader(ci.Data))

	ctx, cancel := globalLeaderLock.GetLock(ctx)
	defer cancel()

	healTimer := time.NewTimer(siteHealTimeInterval)
	defer healTimer.Stop()

	var maxRefreshDurationSecondsForLog float64 = 10 // 10 seconds..

	for {
		select {
		case <-healTimer.C:
			c.RLock()
			enabled := c.enabled
			c.RUnlock()
			if enabled {
				refreshStart := time.Now()