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:

func (l *lockServer) setRefreshReply(refreshed bool) {
	l.mutex.Lock()
	defer l.mutex.Unlock()
	l.lockNotFound = !refreshed
}

func (l *lockServer) setResponseDelay(responseDelay time.Duration) {
	atomic.StoreInt64(&l.responseDelay, int64(responseDelay))
}

func (l *lockServer) Lock(args *LockArgs) (reply bool, err error) {
	if d := atomic.LoadInt64(&l.responseDelay); d != 0 {
		time.Sleep(time.Duration(d))
	}