| `minio_api_requests_canceled_total`            | Total number of requests canceled by the client. <br><br>Type: counter         | `name`, `type`, `pool_index`, `server`       |

	ctx = lkctx.Context()
	defer nsLock.Unlock(lkctx)

	// Freeze all incoming S3 API calls before running speedtest.
	globalNotificationSys.ServiceFreeze(ctx, true)

	// Unfreeze as soon as request context is canceled or when the function returns.
	go func() {
		<-ctx.Done()
		globalNotificationSys.ServiceFreeze(ctx, false)
	}()

	durationStr := r.Form.Get(peerRESTDuration)

	}
	defer func() {
		if debugReqs {
			_, ok := c.outgoing.Load(client.MuxID)
			fmt.Println(client.MuxID, c.String(), "Connection.Request: DELETING MUX. Exists:", ok)
		}
		client.cancelFn(context.Canceled)
		c.outgoing.Delete(client.MuxID)
	}()
	return client.traceRoundtrip(ctx, c.trace, h, req)
}

// Request allows to do a single remote request.
// 'req' will not be used after the call and caller can reuse.

}

// ReadMultiple will read multiple files and send each back as response.
// Files are read and returned in the given order.
// The resp channel is closed before the call returns.
// Only a canceled context or network errors returns an error.
func (client *storageRESTClient) ReadMultiple(ctx context.Context, req ReadMultipleReq, resp chan<- ReadMultipleResp) error {
	defer xioutil.SafeClose(resp)

		if !isDirQueue {
			err = h.send(ctx, buf.Bytes(), count, h.payloadType, h.httpTimeout)
		} else {
			_, err = h.store.PutMultiple(entries)
		}

		if err != nil {
			if errors.Is(err, context.Canceled) {
				return
			}

			h.config.LogOnceIf(
				context.Background(),
				fmt.Errorf("unable to send audit/log entry(s) to '%s' err '%w': %d", name, err, count),
				name,
			)

	// syscall.SIGHUP to reload the certs.
	manager.ReloadOnSignal(syscall.SIGHUP)

	return x509Certs, manager, secureConn, nil
}

// contextCanceled returns whether a context is canceled.
func contextCanceled(ctx context.Context) bool {
	select {
	case <-ctx.Done():
		return true
	default:
		return false
	}
}

	err = saveConfig(ctx, objAPI, backgroundHealInfoPath, b)
	if err != nil {
		internalLogIf(ctx, err)
	}
}

// runDataScanner will start a data scanner.
// The function will block until the context is canceled.
// There should only ever be one scanner running per cluster.
func runDataScanner(ctx context.Context, objAPI ObjectLayer) {
	ctx, cancel := globalLeaderLock.GetLock(ctx)
	defer cancel()

// Trace - send http trace request to peer nodes
func (client *peerRESTClient) Trace(ctx context.Context, traceCh chan<- []byte, traceOpts madmin.ServiceTraceOpts) {
	go func() {
		for {
			// Blocks until context is canceled or an error occurs.
			client.doTrace(ctx, traceCh, traceOpts)
			select {
			case <-ctx.Done():
				return
			default:
				// There was error in the REST request, retry after sometime as probably the peer is down.

// The output channel will be closed when all inputs are emptied.
// If file names are equal, compareMeta is called to select which one to choose.
// The entry not chosen will be discarded.
// If the context is canceled the function will return the error,
// otherwise the function will return nil.
func mergeEntryChannels(ctx context.Context, in []chan metaCacheEntry, out chan<- metaCacheEntry, readQuorum int) error {

        ) = TODO()

        override fun callEnd(call: Call) = TODO()

        override fun callFailed(
          call: Call,
          ioe: IOException,
        ) = TODO()

        override fun canceled(call: Call) = TODO()
      }
    val none: EventListener = EventListener.NONE
  }

  @Test
  fun eventListenerBuilder() {
    var builder: EventListener.Factory = EventListener.Factory { TODO() }
  }