for i := 0; i < opts.concurrency; i++ {
		go func(i int) {
			defer wg.Done()
			for {
				t := time.Now()
				reader := newRandomReader(opts.objectSize)
				tmpObjName := pathJoin(objNamePrefix, fmt.Sprintf("%d/%d", i, objCountPerThread[i]))
				info, err := globalMinioClient.PutObject(uploadsCtx, opts.bucketName, tmpObjName, reader, int64(opts.objectSize), popts)
				if err != nil {

		return
	}

	// Validate pre-conditions if any.
	opts.CheckPrecondFn = func(oi ObjectInfo) bool {
		if _, err := DecryptObjectInfo(&oi, r); err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return true
		}

		return checkPreconditions(ctx, w, r, oi, opts)
	}

	zipObjInfo, err := getObjectInfo(ctx, bucket, zipPath, opts)
	if err != nil {

	client.diskInfoCache.InitOnce(time.Second,
		cachevalue.Opts{CacheError: true},
		func() (info DiskInfo, err error) {
			ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
			defer cancel()

			nopts := DiskInfoOptions{DiskID: *client.diskID.Load(), Metrics: true}
			infop, err := storageDiskInfoRPC.Call(ctx, client.gridConn, &nopts)
			if err != nil {
				return info, toStorageErr(err)
			}

		return
	}

	opts := AuditLogOptions{
		Event:     "HealObject",
		Bucket:    bucket,
		Object:    object,
		VersionID: versionID,
	}
	if err != nil {
		opts.Error = err.Error()
	}

	if result.After.Drives != nil {
		opts.Tags = map[string]interface{}{"drives-result": result.After.Drives}
	}

	auditLogInternal(ctx, opts)
}

// not all run!).
func NewGetObjectReader(rs *HTTPRangeSpec, oi ObjectInfo, opts ObjectOptions) (
	fn ObjReaderFn, off, length int64, err error,
) {
	if opts.CheckPrecondFn != nil && opts.CheckPrecondFn(oi) {
		return nil, 0, 0, PreConditionFailed{}
	}

	if rs == nil && opts.PartNumber > 0 {
		rs = partNumberToRangeSpec(oi, opts.PartNumber)
	}

	_, isEncrypted := crypto.IsEncrypted(oi.UserDefined)

	}
	gopts := WarmBackendGetOpts{}

	// get correct offsets for object
	if off >= 0 && length >= 0 {
		gopts.startOffset = off
		gopts.length = length
	}

	timeTierAction := auditTierActions(ctx, oi.TransitionedObject.Tier, length)
	reader, err := tgtClient.Get(ctx, oi.TransitionedObject.Name, remoteVersionID(oi.TransitionedObject.VersionID), gopts)
	if err != nil {
		return nil, err
	}
	closer := func() {

		if report == nil || report.BucketStats == nil {
			continue
		}
		for opts := range report.BucketStats {
			d, ok := consolidatedReport.BucketStats[opts]
			if !ok {
				d = bandwidth.Details{
					LimitInBytesPerSecond: report.BucketStats[opts].LimitInBytesPerSecond,
				}
			}
			dt, ok := report.BucketStats[opts]
			if ok {
				d.CurrentBandwidthInBytesPerSecond += dt.CurrentBandwidthInBytesPerSecond

	}

	opts, err := putOptsFromReq(ctx, r, bucket, object, metadata)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if opts.PreserveETag != "" ||
		r.Header.Get(xhttp.IfMatch) != "" ||
		r.Header.Get(xhttp.IfNoneMatch) != "" {
		opts.CheckPrecondFn = func(oi ObjectInfo) bool {

	data := bytes.Repeat([]byte("a"), 5*1024*1024)
	var opts ObjectOptions

	err = objLayer.MakeBucket(ctx, bucket, MakeBucketOptions{})
	if err != nil {
		t.Fatalf("Failed to make a bucket - %v", err)
	}

	// Create an object with multiple parts uploaded in decreasing
	// part number.
	res, err := objLayer.NewMultipartUpload(ctx, bucket, object, opts)
	if err != nil {

	return r.loadWithOpts(ctx, store, ObjectOptions{})
}

func (r *rebalanceMeta) loadWithOpts(ctx context.Context, store objectIO, opts ObjectOptions) error {
	data, _, err := readConfigWithMetadata(ctx, store, rebalMetaName, opts)
	if err != nil {
		return err
	}

	if len(data) == 0 {
		return nil
	}
	if len(data) <= 4 {
		return fmt.Errorf("rebalanceMeta: no data")
	}