if err != nil {
				return err
			}
			diskVersions[index] = resp.Sign
			dataDirs[index] = resp.OldDataDir
			return nil
		}, index)
	}

	// Wait for all renames to finish.
	errs := g.Wait()

	err := reduceWriteQuorumErrs(ctx, errs, objectOpIgnoredErrs, writeQuorum)
	if err != nil {
		dg := errgroup.WithNErrs(len(disks))
		for index, nerr := range errs {

			if val := globalServiceFreeze.Load(); val != nil {
				if unlock, ok := val.(chan struct{}); ok && unlock != nil {
					// Wait until unfrozen.
					select {
					case <-unlock:
					case <-r.Context().Done():
						// if client canceled we don't need to wait here forever.
						return
					}
				}
			}
		}

		globalHTTPStats.addRequestsInQueue(1)

				reqInfo := &logger.ReqInfo{}
				reqInfo.AppendTags("targetID", id.String())
				logger.LogOnceIf(logger.SetReqInfo(context.Background(), reqInfo), logSubsys, err, id.String())
			}
		}(id, target)
	}
	wg.Wait()
	list.totalEvents.Add(1)
}

func (list *TargetList) sendAsync(event Event, targetIDset TargetIDSet) {
	select {
	case list.queue <- asyncEvent{
		ev:        event,
		targetSet: targetIDset.Clone(),

            final byte[] buf = new byte[1024];

            for (int ii = 0; ii < numIter; ii++) {

                synchronized (this) {
                    ltime = System.currentTimeMillis();
                    wait();
                }

                try {
                    final double r = Math.random();
                    if (r < 0.333) {
                        f.exists();

MinIO server allows to throttle incoming requests:

- limit the number of active requests allowed across the cluster
- limit the wait duration for each request in the queue

These values are enabled using server's configuration or environment variables.

## Examples

### Configuring connection limit

    public void test_cleanup() {
        rateLimitHelper.blockIp("192.168.1.100", 1L);
        assertEquals(1, rateLimitHelper.getBlockedIpCount());

        // Guava Cache handles expiration automatically
        // Wait for cache to expire and call cleanup
        try {
            Thread.sleep(100L);
        } catch (final InterruptedException e) {
            // ignore
        }

        rateLimitHelper.cleanup();

      object : EventListener() {
        override fun connectStart(
          call: Call,
          inetSocketAddress: InetSocketAddress,
          proxy: Proxy,
        ) {
          try {
            // Wait for request2 to guarantee we make 2 separate connections to the server.
            latch1.await()
          } catch (e: InterruptedException) {
            throw AssertionError(e)
          }
        }

                new IOException("Failed to reconnect after " + maxRetries + " attempts"));
        }
        
        return CompletableFuture.supplyAsync(() -> {
            try {
                // Wait before retry (except first attempt)
                if (attempt > 0) {
                    Thread.sleep(retryDelay * attempt);
                }
                
                // Create reconnect context

		g.Go(func() error {
			// Get the set where it would be placed.
			storageInfos[index] = getDiskInfos(ctx, pool.getHashedSet(object).getDisks()...)
			return nil
		}, index)
	}

	// Wait for the go routines.
	g.Wait()

	for i, zinfo := range storageInfos {
		if zinfo == nil {
			serverPools[i] = poolAvailableSpace{Index: i}
			continue
		}
		var available uint64
		if !isMinioMetaBucketName(bucket) {

          i.remove()
          return recordedResponse
        }
      }
      val nowMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime())
      if (nowMillis >= timeoutMillis) break
      (this as Object).wait(timeoutMillis - nowMillis)
    }

    throw AssertionError("Timed out waiting for response to $url")
  }

  companion object {
    val TIMEOUT_MILLIS = TimeUnit.SECONDS.toMillis(10)
  }