}

	bucket := "bucket"
	obj := "obj-1"
	now := time.Now()
	meta := BucketMetadata{
		Name:                      bucket,
		Created:                   now,
		LifecycleConfigXML:        lcXML,
		VersioningConfigXML:       vcfgXML,
		VersioningConfigUpdatedAt: now,
		LifecycleConfigUpdatedAt:  now,
		lifecycleConfig:           &lc,
		versioningConfig:          &vcfg,
	}

	UpdatedAt time.Time
}

func (l *lastDayTierStats) addStats(ts tierStats) {
	now := time.Now()
	l.forwardTo(now)

	nowIdx := now.Hour()
	l.Bins[nowIdx] = l.Bins[nowIdx].add(ts)
}

// forwardTo moves time to t, clearing entries between last update and t.
func (l *lastDayTierStats) forwardTo(t time.Time) {
	if t.IsZero() {
		t = time.Now()
	}

	since := t.Sub(l.UpdatedAt).Hours()
	// within the hour since l.UpdatedAt

			select {
			case rebalErr := <-doneCh:
				quit = true
				now := time.Now()
				var status rebalStatus

				switch {
				case errors.Is(rebalErr, context.Canceled):
					status = rebalStopped
					traceMsg = fmt.Sprintf("stopped at %s", now)
				case rebalErr == nil:
					status = rebalCompleted
					traceMsg = fmt.Sprintf("completed at %s", now)
				default:
					status = rebalFailed

					continue
				}
				if wildcard.Match("multipart/*", u.object) {
					continue
				}
				if wildcard.Match("tmp-old/*", u.object) {
					continue
				}
			}

			now := time.Now()
			if now.Sub(u.queued) < time.Second {
				// let recently failed networks to reconnect
				// making MRF wait for 1s before retrying,
				// i.e 4 reconnect attempts.
				time.Sleep(time.Second)
			}

	"github.com/minio/pkg/v2/sync/errgroup"
)

func (er erasureObjects) getOnlineDisks() (newDisks []StorageAPI) {
	disks := er.getDisks()
	var wg sync.WaitGroup
	var mu sync.Mutex
	r := rand.New(rand.NewSource(time.Now().UnixNano()))
	for _, i := range r.Perm(len(disks)) {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			if disks[i] == nil {
				return
			}

		{
			queryParams: map[string]string{
				"Expires":        fmt.Sprintf("%d", now.Unix()+60),
				"Signature":      "badsignature",
				"AWSAccessKeyId": accessKey,
			},
			expected: ErrSignatureDoesNotMatch,
		},
		// (5) Should error when the signature does not match.
		{
			queryParams: map[string]string{
				"Expires":        fmt.Sprintf("%d", now.Unix()+60),
				"Signature":      "zOM2YrY/yAQe15VWmT78OlBrK6g=",

	var dialStart, dialEnd int64

	trace := &httptrace.ClientTrace{
		ConnectStart: func(network, addr string) {
			atomic.StoreInt64(&dialStart, time.Now().UnixNano())
		},
		ConnectDone: func(network, addr string, err error) {
			if err == nil {
				atomic.StoreInt64(&dialEnd, time.Now().UnixNano())
			}
		},
	}

	return req.WithContext(httptrace.WithClientTrace(req.Context(), trace)), func() {

func newDiskHealthTracker() *diskHealthTracker {
	d := diskHealthTracker{
		lastSuccess: time.Now().UnixNano(),
		lastStarted: time.Now().UnixNano(),
	}
	d.status.Store(diskHealthOK)
	return &d
}

// logSuccess will update the last successful operation time.
func (d *diskHealthTracker) logSuccess() {
	atomic.StoreInt64(&d.lastSuccess, time.Now().UnixNano())
}

func (d *diskHealthTracker) isFaulty() bool {

	operations [osMetricLast]uint64
	latency    [osMetricLast]lockedLastMinuteLatency
}

// time an os action.
func (o *osMetrics) time(s osMetric) func() {
	startTime := time.Now()
	return func() {
		duration := time.Since(startTime)

		atomic.AddUint64(&o.operations[s], 1)
		o.latency[s].add(duration)
	}
}

// incTime will increment time on metric s with a specific duration.

	if msg != "" {
		message = fmt.Sprintf(msg, args...)
	} else {
		message = fmt.Sprint(args...)
	}
	logJSON, err := json.Marshal(&log.Entry{
		Level:   FatalKind,
		Message: message,
		Time:    time.Now().UTC(),
		Trace:   &log.Trace{Message: message, Source: []string{getSource(6)}},
	})
	if err != nil {
		panic(err)
	}
	fmt.Fprintln(Output, string(logJSON))
	ExitFunc(1)
}