func GetRPCStats() RPCStats {
	s := RPCStats{
		Errs:     atomic.LoadUint64(&globalStats.errs),
		DialErrs: atomic.LoadUint64(&globalStats.tcpDialErrs),
	}
	if v := atomic.LoadUint64(&globalStats.tcpDialCount); v > 0 {
		s.DialAvgDuration = atomic.LoadUint64(&globalStats.tcpDialTotalDur) / v
		s.TTFBAvgDuration = atomic.LoadUint64(&globalStats.tcpTimeForFirstByteTotalDur) / v
	}
	return s
}

	serverStats.TotalS3RejectedAuth = atomic.LoadUint64(&st.rejectedRequestsAuth)
	serverStats.TotalS3RejectedTime = atomic.LoadUint64(&st.rejectedRequestsTime)
	serverStats.TotalS3RejectedHeader = atomic.LoadUint64(&st.rejectedRequestsHeader)
	serverStats.TotalS3RejectedInvalid = atomic.LoadUint64(&st.rejectedRequestsInvalid)
	serverStats.CurrentS3Requests = ServerHTTPAPIStats{

	}
	return ProxyMetric{
		PutTagTotal: atomic.LoadUint64(&v.PutTagTotal),
		GetTagTotal: atomic.LoadUint64(&v.GetTagTotal),
		RmvTagTotal: atomic.LoadUint64(&v.RmvTagTotal),
		HeadTotal:   atomic.LoadUint64(&v.HeadTotal),
		GetTotal:    atomic.LoadUint64(&v.GetTotal),

		PutTagFailedTotal: atomic.LoadUint64(&v.PutTagFailedTotal),
		GetTagFailedTotal: atomic.LoadUint64(&v.GetTagFailedTotal),

	})
	return i
}

// lifetime returns the lifetime count of the specified metric.
func (p *scannerMetrics) lifetime(m scannerMetric) uint64 {
	if m >= scannerMetricLast {
		return 0
	}
	val := atomic.LoadUint64(&p.operations[m])
	return val
}

// lastMinute returns the last minute statistics of a metric.
// m should be < scannerMetricLastRealtime
func (p *scannerMetrics) lastMinute(m scannerMetric) AccElem {

	}
	qs.XferStats = make(map[RMetricName]XferStats)
	qs.QStats = r.qCache.getBucketStats(bucket)
	qs.TgtXferStats = make(map[string]map[RMetricName]XferStats)
	qs.MRFStats = ReplicationMRFStats{
		LastFailedCount: atomic.LoadUint64(&r.mrfStats.LastFailedCount),
	}

	r.RLock()
	defer r.RUnlock()

	brs, ok := r.Cache[bucket]
	if !ok {
		return qs
	}
	for arn := range brs.Stats {

func (o *osMetrics) report() madmin.OSMetrics {
	var m madmin.OSMetrics
	m.CollectedAt = time.Now()
	m.LifeTimeOps = make(map[string]uint64, osMetricLast)
	for i := range osMetricLast {
		if n := atomic.LoadUint64(&o.operations[i]); n > 0 {
			m.LifeTimeOps[i.String()] = n
		}
	}
	if len(m.LifeTimeOps) == 0 {
		m.LifeTimeOps = nil
	}

	m.LastMinute.Operations = make(map[string]madmin.TimedAction, osMetricLast)

	n.lastToConnect = time.Now()
}

func (n *netPerfRX) Disconnect() {
	n.Lock()
	defer n.Unlock()
	n.activeConnections--
	if n.firstToDisconnect.IsZero() {
		n.RXSample = atomic.LoadUint64(&n.RX)
		n.firstToDisconnect = time.Now()
	}
}

func (n *netPerfRX) ActiveConnections() uint64 {
	n.RLock()
	defer n.RUnlock()
	return n.activeConnections
}

func (n *netPerfRX) Reset() {

	mg := &MetricsGroupV2{
		cacheInterval:    10 * time.Second,
		metricsGroupOpts: opts,
	}
	mg.RegisterRead(func(_ context.Context) (metrics []MetricV2) {
		lastSyncTime := atomic.LoadUint64(&globalIAMSys.LastRefreshTimeUnixNano)
		var sinceLastSyncMillis uint64
		if lastSyncTime != 0 {
			sinceLastSyncMillis = (uint64(time.Now().UnixNano()) - lastSyncTime) / uint64(time.Millisecond)
		}

	acc := e.cached.Load()
	if lastT := atomic.LoadInt64(&e.cachedSec); lastT != t {
		// Check if lastT was changed by someone else.
		if atomic.CompareAndSwapInt64(&e.cachedSec, lastT, t) {
			// Now we swap in a new.
			newAcc := &AccElem{}
			old := e.cached.Swap(newAcc)
			var a AccElem
			a.Size = atomic.LoadInt64(&old.Size)
			a.Total = atomic.LoadInt64(&old.Total)
			a.N = atomic.LoadInt64(&old.N)
			e.mu.Lock()

func (s *scanner) remaining() int64 {
	if atomic.LoadInt64(&s.end) == maxInt {
		return maxInt
	}
	return atomic.LoadInt64(&s.end) - s.pos
}

// read byte at current position (without advancing)
func (s *scanner) cur() byte { return s.buf[s.ipos] }

// read next byte
func (s *scanner) next() byte {
	if s.pos >= atomic.LoadInt64(&s.end) {
		return nullByte
	}
	s.ipos++