updates := make(chan dataUsageCache, 1)
				defer xioutil.SafeClose(updates)
				// Start update collector.
				go func() {
					defer wg.Done()
					for info := range updates {
						mu.Lock()
						results[i] = info
						mu.Unlock()
					}
				}()
				// Start scanner. Blocks until done.
				err := erObj.nsScanner(ctx, allBuckets, wantCycle, updates, healScanMode)
				if err != nil {

	}

	// Reply back invalid range if the input offset and length fall out of range.
	if startOffset > fi.Size || startOffset+length > fi.Size {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Get start part index and offset.
	partIndex, partOffset, err := fi.ObjectToPartOffset(ctx, startOffset)
	if err != nil {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Calculate endOffset according to length

		Description:    "Client token mismatch",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrHealMissingBucket: {
		Code:           "XMinioHealMissingBucket",
		Description:    "A heal start request with a non-empty object-prefix parameter requires a bucket to be specified.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrHealAlreadyRunning: {
		Code:           "XMinioHealAlreadyRunning",

	rawDiskPaths []string
}

// UnstartedTestServer - Configures a temp FS/Erasure backend,
// initializes the endpoints and configures the test server.
// The server should be started using the Start() method.
func UnstartedTestServer(t TestErrHandler, instanceType string) TestServer {
	ctx, cancel := context.WithCancel(context.Background())
	// create an instance of TestServer.
	testServer := TestServer{cancel: cancel}

	ri.Bucket = bucket
	for i := range batch {
		ri.Object = batch[i].Name
		ri.countItem(batch[i].Size, batch[i].DeleteMarker, true)
	}
}

// Start start the batch replication job, resumes if there was a pending job via "job.ID"
func (r *BatchJobReplicateV1) Start(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
	ri := &batchJobInfo{
		JobID:     job.ID,
		JobType:   string(job.Type()),