combined.Merge(Mask(mask.Mask()))
	atomic.StoreUint64(&ps.types, uint64(combined))

	go func() {
		<-doneCh

		ps.Lock()
		defer ps.Unlock()
		var remainTypes Mask
		for i, s := range ps.subs {
			if s == sub {
				ps.subs = append(ps.subs[:i], ps.subs[i+1:]...)
			} else {
				remainTypes.Merge(s.types)
			}
		}
		atomic.StoreUint64(&ps.types, uint64(remainTypes))

	if err != nil {
		atomic.AddUint64(&sys.TotalRefreshFailures, 1)
		return err
	}
	loadDuration := time.Since(loadStartTime)

	atomic.StoreUint64(&sys.LastRefreshDurationMilliseconds, uint64(loadDuration.Milliseconds()))
	atomic.StoreUint64(&sys.LastRefreshTimeUnixNano, uint64(loadStartTime.Add(loadDuration).UnixNano()))
	atomic.AddUint64(&sys.TotalRefreshSuccesses, 1)

	if !globalSiteReplicatorCred.IsValid() {

	}
}

// save mrf entries to nodenamehex.bin
func (p *ReplicationPool) saveMRFEntries(ctx context.Context, entries map[string]MRFReplicateEntry) {
	if !p.initialized() {
		return
	}
	atomic.StoreUint64(&p.stats.mrfStats.LastFailedCount, uint64(len(entries)))
	if len(entries) == 0 {
		return
	}

	v := MRFReplicateEntries{
		Entries: entries,
		Version: mrfMetaVersion,
	}

		if entries == dynamicTimeoutLogSize {
			// Make copy on stack in order to call adjust()
			logCopy := [dynamicTimeoutLogSize]time.Duration{}
			copy(logCopy[:], dt.log[:])

			// reset log entries
			atomic.StoreInt64(&dt.entries, 0)
			dt.mutex.Unlock()

			dt.adjust(logCopy)
			return
		}
		dt.mutex.Unlock()
	}
}

// adjust changes the value of the dynamic timeout based on the
// previous results

			atomic.AddUint64(&globalStats.tcpTimeForFirstByteTotalDur, uint64(time.Since(start)))
		},
		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() {

		}
	}()
	var pingTimer <-chan time.Time
	if m.deadline == 0 || m.deadline > m.clientPingInterval {
		ticker := time.NewTicker(m.clientPingInterval)
		defer ticker.Stop()
		pingTimer = ticker.C
		atomic.StoreInt64(&m.LastPong, time.Now().UnixNano())
	}
	defer m.parent.deleteMux(false, m.MuxID)
	for {
		select {
		case <-m.ctx.Done():
			if debugPrint {
				fmt.Println("Client sending disconnect to mux", m.MuxID)

		return pongMsg{Err: &msg}
	}
	select {
	case <-m.ctx.Done():
		err := context.Cause(m.ctx).Error()
		return pongMsg{Err: &err}
	default:
		atomic.StoreInt64(&m.LastPing, time.Now().Unix())
		return pongMsg{}
	}
}

// disconnect will disconnect the mux.
// m.recvMu must be locked when calling this function.
func (m *muxServer) disconnect(msg string, locked bool) {

						now := time.Now()
						disconnected := now.Sub(c.LastConn())
						logger.Event(context.Background(), "healthcheck", "Client '%s' re-connected in %s", c.url.String(), disconnected)
						atomic.StoreInt64(&c.lastConn, now.UnixNano())
					}
					return
				}
				attempt++
				time.Sleep(backOff(attempt))
			}
		}()
		return true
	}
	return false
}

func (e *lockedLastMinuteLatency) addSize(value time.Duration, sz int64) {
	// alloc on every call, so we have a clean entry to swap in.
	t := time.Now().Unix()
	e.init.Do(func() {
		e.cached.Store(&AccElem{})
		atomic.StoreInt64(&e.cachedSec, t)
	})
	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) {

				gridLogIf(ctx, err) // Fake it... Though this should never fail.
				atomic.StoreInt64(&c.LastPong, time.Now().UnixNano())
				continue
			}
			toSend, err = pingFrame.MarshalMsg(GetByteBuffer()[:0])
			if err != nil {
				gridLogIf(ctx, err) // Fake it... Though this should never fail.
				atomic.StoreInt64(&c.LastPong, time.Now().UnixNano())
				continue
			}
		case toSend = <-c.outQueue: