retry := false
	for attempts := 1; attempts <= retryAttempts; attempts++ {
		attempts := attempts
		var (
			walkCh = make(chan itemOrErr[ObjectInfo], 100)
			slowCh = make(chan itemOrErr[ObjectInfo], 100)
		)

		if r.Source.Snowball.Disable != nil && !*r.Source.Snowball.Disable && r.Source.Type.isMinio() && r.Target.Type.isMinio() {
			go func() {

  }

  private inner class NonCompletingRequestBody : RequestBody() {
    private val chunk: ByteArray? = ByteArray(1024 * 1024)
    var ioe: IOException? = null

    override fun contentType(): MediaType? = "text/plain".toMediaType()

    override fun contentLength(): Long = chunk!!.size * 8L

    override fun writeTo(sink: BufferedSink) {
      try {
        var i = 0

					if firstErr == nil {
						firstErr = err
					}
					// Cancel remaining...
					cancel()
					mu.Unlock()
					return
				}
			}(resultIndex, erObj)
		}
	}
	updateCloser := make(chan chan struct{})
	go func() {
		updateTicker := time.NewTicker(30 * time.Second)
		defer updateTicker.Stop()
		var lastUpdate time.Time

		// We need to merge since we will get the same buckets from each pool.

			out <- grid.NewBytesWithCopyOf(buf.Bytes())
		}
	}
}

// TraceHandler sends http trace messages back to peer rest client
func (s *peerRESTServer) TraceHandler(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) *grid.RemoteErr {
	var traceOpts madmin.ServiceTraceOpts
	err := json.Unmarshal(payload, &traceOpts)
	if err != nil {
		return grid.NewRemoteErr(err)
	}
	var wg sync.WaitGroup

	"Content-Type":  true,
	"Content-Md5":   true,
	"User-Agent":    true,
}

// calculateSignedChunkLength - calculates the length of chunk metadata
func calculateSignedChunkLength(chunkDataSize int64) int64 {
	return int64(len(fmt.Sprintf("%x", chunkDataSize))) +
		17 + // ";chunk-signature="
		64 + // e.g. "f2ca1bb6c7e907d06dafe4687e579fce76b37e4e93b7605022da52e6ccc26fd2"
		2 + // CRLF
		chunkDataSize +
		2 // CRLF
}

            assertEquals("0123456789", new String(buffer, 0, bytesRead, "UTF-8"));

            // Read next chunk
            bytesRead = in.read(buffer);
            assertEquals(10, bytesRead, "Should read next chunk");
            assertEquals("ABCDEFGHIJ", new String(buffer, 0, bytesRead, "UTF-8"));
        }
    }

    @Test

	formatLastCheck time.Time

	diskInfoCache *cachevalue.Cache[DiskInfo]
	sync.RWMutex
	formatData []byte

	nrRequests   uint64
	major, minor uint32
	fsType       string

	immediatePurge       chan string
	immediatePurgeCancel context.CancelFunc

	// mutex to prevent concurrent read operations overloading walks.
	rotational bool
	walkMu     *sync.Mutex
	walkReadMu *sync.Mutex
}

	usersSysType UsersSysType

	rolesMap map[arn.ARN]string

	// Persistence layer for IAM subsystem
	store *IAMStoreSys

	// configLoaded will be closed and remain so after first load.
	configLoaded chan struct{}
}

// IAMUserType represents a user type inside MinIO server
type IAMUserType int

const (
	unknownIAMUserType IAMUserType = iota - 1
	regUser
	stsUser
	svcUser
)

	for i := range errs {
		errs[i] = errDiskOngoingReq
	}

	done := make(chan bool, er.setDriveCount)
	disks := er.getDisks()

	ropts := ReadOptions{
		ReadData:         readData,
		InclFreeVersions: opts.InclFreeVersions,
		Healing:          false,
	}

	mrfCheck := make(chan FileInfo)
	defer xioutil.SafeClose(mrfCheck)

	var rw sync.Mutex

	// Ask for all disks first;

	}

	// test read of each file
	for i, ft := range zt.File {
		readTestFile(t, zt, ft, z.File[i], raw)
	}
	if t.Failed() {
		return
	}

	// test simultaneous reads
	n := 0
	done := make(chan bool)
	for i := 0; i < 5; i++ {
		for j, ft := range zt.File {
			go func(j int, ft ZipTestFile) {
				readTestFile(t, zt, ft, z.File[j], raw)
				done <- true
			}(j, ft)
			n++
		}
	}