// By default, empty data usage cache
	*d = dataUsageCache{}

	load := func(name string, timeout time.Duration) (bool, error) {
		// Abandon if more than time.Minute, so we don't hold up scanner.
		// drive timeout by default is 2 minutes, we do not need to wait longer.
		ctx, cancel := context.WithTimeout(ctx, timeout)
		defer cancel()

	return t.staleUploadsExpiry
}

func (t *apiConfig) getDeleteCleanupInterval() time.Duration {
	t.mu.RLock()
	defer t.mu.RUnlock()

	if t.deleteCleanupInterval == 0 {
		return 5 * time.Minute // every 5 minutes
	}

	return t.deleteCleanupInterval
}

func (t *apiConfig) getClusterDeadline() time.Duration {
	t.mu.RLock()
	defer t.mu.RUnlock()

	if t.clusterDeadline == 0 {

	"errors"
	"net/http"
	"os"
	"strings"
	"time"

	"github.com/coreos/go-systemd/v22/daemon"
	"github.com/minio/minio/internal/logger"
)

func shutdownHealMRFWithTimeout() {
	const shutdownTimeout = time.Minute

	finished := make(chan struct{})
	go func() {
		globalMRFState.shutdown()
		close(finished)
	}()
	select {
	case <-time.After(shutdownTimeout):
	case <-finished:
	}
}

func handleSignals() {

stamping about, and shouting `Off with his head!' or `Off with
her head!' about once in a minute.

  Alice began to feel very uneasy:  to be sure, she had not as
yet had any dispute with the Queen, but she knew that it might
happen any minute, `and then,' thought she, `what would become of
me?  They're dreadfully fond of beheading people here; the great

}

// Update replication upload latency with a new value
func (rl *ReplicationLatency) update(size int64, duration time.Duration) {
	rl.UploadHistogram.Add(size, duration)
}

// ReplicationLastMinute has last minute replication counters
type ReplicationLastMinute struct {
	LastMinute lastMinuteLatency
}

func (rl ReplicationLastMinute) merge(other ReplicationLastMinute) (nl ReplicationLastMinute) {

	Quoted   *QuotedIdentifier `parser:"| @QuotIdent"`
}

var (
	sqlLexer = lexer.Must(lexer.Regexp(`(\s+)` +
		`|(?P<Timeword>(?i)\b(?:YEAR|MONTH|DAY|HOUR|MINUTE|SECOND|TIMEZONE_HOUR|TIMEZONE_MINUTE)\b)` +

		if reqStartTime.After(h.LastCheckFailure) {
			h.LastCheckFailure = reqStartTime
		}
	}

	// Round the request time *down* to whole minute.
	reqTimeMinute := reqStartTime.Truncate(time.Minute)
	if reqTimeMinute.After(h.currentMinute.statsTime) {
		// Drop the last full minute now, since we got a request for a time we
		// are not yet tracking.
		h.updateLastFullMinute(reqTimeMinute)
	}
	var entry *serviceRTTMinuteStats

		retryInterval, err := time.ParseDuration(retryIntervalCfgVal)
		if err != nil {
			return cfg, err
		}
		if retryInterval > time.Minute {
			return cfg, fmt.Errorf("maximum allowed value for retry interval is '1m': %s", retryIntervalCfgVal)
		}
		cfg.HTTP[k] = http.Config{
			Enabled:    true,
			Endpoint:   url,

		Type:      gaugeMetric,
	}
}

func getRepFailedOperationsLastMinuteMD(namespace MetricNamespace) MetricDescription {
	return MetricDescription{
		Namespace: namespace,
		Subsystem: replicationSubsystem,
		Name:      lastMinFailedCount,
		Help:      "Total number of objects which failed replication in the last full minute",
		Type:      gaugeMetric,
	}
}

    @SuppressWarnings("unused") // https://errorprone.info/bugpattern/FutureReturnValueIgnored
    Future<?> possiblyIgnoredError = testExecutor.schedule(DO_NOTHING, 10, MINUTES);
    mock.assertLastMethodCalled("scheduleRunnable", 10, MINUTES);

    @SuppressWarnings("unused") // https://errorprone.info/bugpattern/FutureReturnValueIgnored
    Future<?> possiblyIgnoredError1 =