}

func (m *muxServer) close() {
	m.cancel()
	m.recvMu.Lock()
	defer m.recvMu.Unlock()

	if m.inbound != nil {
		xioutil.SafeClose(m.inbound)
		m.inbound = nil
	}

	if m.outBlock != nil {
		xioutil.SafeClose(m.outBlock)
		m.outBlock = nil

	}

	defer m.respMu.Unlock()
	if !m.closed {
		m.respErr.Store(&err)
		// Do not block.
		select {
		case respHandler <- Response{Err: err}:
			xioutil.SafeClose(respHandler)
		default:
			go func() {
				respHandler <- Response{Err: err}
				xioutil.SafeClose(respHandler)
			}()
		}
		gridLogIf(m.ctx, m.sendLocked(message{Op: OpDisconnectServerMux, MuxID: m.MuxID}))
		m.closed = true
	}
}

				VersionsSort: WalkVersionsSortDesc,
			})
			if err != nil {
				cancelCause(err)
				xioutil.SafeClose(results)
				return
			}
			for result := range prefixResultCh {
				results <- result
			}
		}
		xioutil.SafeClose(results)
	}()

	// Goroutine to periodically save batch-expire job's in-memory state
	saverQuitCh := make(chan struct{})
	go func() {

					if err != nil {
						errStr = fmt.Sprintf("error with %s: %s", globalNotificationSys.peerClients[index].String(), err.Error())
					}
				}()
			}
		}(index)
	}

	time.Sleep(duration)
	xioutil.SafeClose(r.eof)
	wg.Wait()
	for {
		if globalNetPerfRX.ActiveConnections() == 0 {
			break
		}
		time.Sleep(time.Second)
	}
	rx := float64(globalNetPerfRX.RXSample)

				returned = funcReturned
				funcReturnedMu.Unlock()
				outCh <- entry
				if returned {
					xioutil.SafeClose(outCh)
				}
			}
			entry.reusable = returned
			saveCh <- entry
		}
		if !returned {
			xioutil.SafeClose(outCh)
		}
		xioutil.SafeClose(saveCh)
	}()

	entries, err = filteredResults()
	if err == nil {
		// Check if listing recorded an error.

		}
		go func() {
			defer xioutil.SafeClose(stream.Requests)
			for req := range reqT {
				b, err := req.MarshalMsg(GetByteBufferCap(req.Msgsize()))
				if err != nil {
					gridLogOnceIf(ctx, err, err.Error())
				}
				h.PutRequest(req)
				stream.Requests <- b
			}
		}()
	} else if stream.Requests != nil {
		xioutil.SafeClose(stream.Requests)
	}

// replayItems - Reads the items from the store and replays.
func replayItems[I any](store Store[I], doneCh <-chan struct{}, log logger, id string) <-chan Key {
	keyCh := make(chan Key)

	go func() {
		defer xioutil.SafeClose(keyCh)

		retryTicker := time.NewTicker(retryInterval)
		defer retryTicker.Stop()

		for {
			for _, key := range store.List() {
				select {
				case keyCh <- key:
				// Get next key.

		}
	}
	for _, idx := range permutes {
		b := buckets[idx]
		if e := oldCache.find(b.Name); e != nil {
			cache.replace(b.Name, dataUsageRoot, *e)
			bucketCh <- b
		}
	}
	xioutil.SafeClose(bucketCh)

	bucketResults := make(chan dataUsageEntryInfo, len(disks))

	// Start async collector/saver.
	// This goroutine owns the cache.
	var saverWg sync.WaitGroup
	saverWg.Add(1)
	go func() {

func (c *closeNotifier) Read(p []byte) (n int, err error) {
	n, err = c.rc.Read(p)
	if err != nil {
		if c.done != nil {
			xioutil.SafeClose(c.done)
			c.done = nil
		}
	}
	return n, err
}

func (c *closeNotifier) Close() error {
	if c.done != nil {
		xioutil.SafeClose(c.done)
		c.done = nil
	}
	return c.rc.Close()
}

// keepHTTPReqResponseAlive can be used to avoid timeouts with long storage

					Marker:   lastObject,
					Filter:   selectObj,
					AskDisks: walkQuorum,
				}); err != nil {
					cancelCause(err)
					xioutil.SafeClose(walkCh)
					return
				}
				for obj := range prefixWalkCh {
					walkCh <- obj
				}
			}
			xioutil.SafeClose(walkCh)
		}()

		prevObj := ""

		skipReplicate := false
		for res := range slowCh {
			if res.Err != nil {