// Calculate aggregate avg bandwidth and exp window avg
	m.lock.Lock()
	defer func() {
		m.startTime = endTime
		m.lock.Unlock()
	}()

	if m.startTime.IsZero() {
		return
	}

	if endTime.Before(m.startTime) {
		return
	}

	duration := endTime.Sub(m.startTime)

	bytesSinceLastWindow := atomic.SwapUint64(&m.bytesSinceLastWindow, 0)

	if m.expMovingAvg == 0 {

		osAction := globalOSMetrics.time(s)
		return func(err error) { osAction() }
	}

	startTime := time.Now()
	return func(err error) {
		duration := time.Since(startTime)
		globalOSMetrics.incTime(s, duration)
		globalTrace.Publish(osTrace(s, startTime, duration, strings.Join(paths, " -> "), err))
	}
}

// RemoveAll captures time taken to call the underlying os.RemoveAll

			ClientToken: "unknown",
			StartTime:   UTCNow(),
		}
	} else {
		clientToken := he.clientToken
		if globalIsDistErasure {
			clientToken = fmt.Sprintf("%s:%d", he.clientToken, GetProxyEndpointLocalIndex(globalProxyEndpoints))
		}

		hsp = madmin.HealStopSuccess{
			ClientToken:   clientToken,
			ClientAddress: he.clientAddress,
			StartTime:     he.startTime,
		}

		he.stop()

}

func (client mockPromAPI) Config(ctx context.Context) (promv1.ConfigResult, error) {
	return promv1.ConfigResult{}, nil
}

func (client mockPromAPI) DeleteSeries(ctx context.Context, matches []string, startTime time.Time, endTime time.Time) error {
	return nil
}

func (client mockPromAPI) Flags(ctx context.Context) (promv1.FlagsResult, error) {
	return nil, nil
}

			funcName = "<unknown>"
		}

		t := madmin.TraceInfo{
			TraceType: tt,
			FuncName:  funcName,
			NodeName:  nodeName,
			Time:      reqStartTime,
			Duration:  reqEndTime.Sub(respRecorder.StartTime),
			Path:      reqPath,
			HTTP: &madmin.TraceHTTPStats{
				ReqInfo: madmin.TraceRequestInfo{
					Time:     reqStartTime,
					Proto:    r.Proto,
					Method:   r.Method,

			log.Warnf("failed to read proc %v stats: %v", p.PID, err)
			if best == "" {
				best = ns
			}
			continue
		}
		// Get the oldest one.
		if s.Starttime < oldest {
			oldest = s.Starttime
			best = ns
		}
	}
	if best == "" {
		return "", fmt.Errorf("failed to find network namespace")
	}
	return best, nil

	}
}

func (m *decomMetrics) log(d decomMetric, poolIdx int, paths ...string) func(err error) {
	startTime := time.Now()
	return func(err error) {
		duration := time.Since(startTime)
		if globalTrace.NumSubscribers(madmin.TraceDecommission) > 0 {
			globalTrace.Publish(decomTrace(d, poolIdx, startTime, duration, strings.Join(paths, " "), err))
		}
	}
}

	}
}

func (p *rebalanceMetrics) log(r rebalanceMetric, poolIdx int, paths ...string) func(err error) {
	startTime := time.Now()
	return func(err error) {
		duration := time.Since(startTime)
		if globalTrace.NumSubscribers(madmin.TraceRebalance) > 0 {
			globalTrace.Publish(rebalanceTrace(r, poolIdx, startTime, duration, err, strings.Join(paths, " ")))
		}
	}

	return w.Run(func() error { return p.storage.CleanAbandonedData(ctx, volume, path) })
}

func storageTrace(s storageMetric, startTime time.Time, duration time.Duration, path string, err string, custom map[string]string) madmin.TraceInfo {
	return madmin.TraceInfo{
		TraceType: madmin.TraceStorage,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  "storage." + s.String(),
		Duration:  duration,
		Path:      path,

	}
}

func (sys *LifecycleSys) trace(oi ObjectInfo) func(event string) {
	startTime := time.Now()
	return func(event string) {
		duration := time.Since(startTime)
		if globalTrace.NumSubscribers(madmin.TraceILM) > 0 {
			globalTrace.Publish(ilmTrace(startTime, duration, oi, event))
		}
	}
}

type expiryTask struct {
	objInfo ObjectInfo
	event   lifecycle.Event