b, err := json.Marshal(m)
	if err != nil {
		t.Fatal(err)
	}

	if err = os.MkdirAll(pathJoin(rootPath, minioMetaBucket), os.FileMode(0o755)); err != nil {
		t.Fatal(err)
	}

	if err = os.WriteFile(pathJoin(rootPath, minioMetaBucket, formatConfigFile), b, os.FileMode(0o644)); err != nil {
		t.Fatal(err)
	}

	formatData, _, err := formatErasureMigrate(rootPath)

	localPaths := globalEndpoints.LocalDisksPaths()
	var ignoredPaths []string
	paths := func() (tmpPaths []string) {
		for _, lp := range localPaths {
			if _, err := Lstat(pathJoin(lp, minioMetaBucket, formatConfigFile)); err == nil {
				tmpPaths = append(tmpPaths, pathJoin(lp, minioMetaTmpBucket))
			} else {
				// Use dperf on only formatted drives.
				ignoredPaths = append(ignoredPaths, lp)
			}
		}
		return tmpPaths
	}()

			defer wg.Done()
			drivePath := disk.Endpoint().Path
			readDirFn(pathJoin(drivePath, minioMetaTmpDeletedBucket), func(ddir string, typ os.FileMode) error {
				w := xioutil.NewDeadlineWorker(globalDriveConfig.GetMaxTimeout())
				return w.Run(func() error {
					wait := deleteCleanupSleeper.Timer(ctx)
					removeAll(pathJoin(drivePath, minioMetaTmpDeletedBucket, ddir))
					wait()
					return nil
				})
			})

			continue
		}

		var typ os.FileMode // regular file
		switch {
		case data.FileAttributes&syscall.FILE_ATTRIBUTE_REPARSE_POINT != 0:
			// Reparse point is a symlink
			fi, err := os.Stat(pathJoin(dirPath, name))
			if err != nil {
				// It got deleted in the meantime, not found
				// or returns too many symlinks ignore this
				// file/directory.
				if osIsNotExist(err) || isSysErrPathNotFound(err) ||

			}
			err = osErrToFileErr(err)
			if err == errFileNotFound {
				return nil
			}
			return err
		}
		for _, fi := range fis {
			if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
				fi, err = Stat(pathJoin(dirPath, fi.Name()))
				if err != nil {
					// It got deleted in the meantime, not found
					// or returns too many symlinks ignore this
					// file/directory.
					if osIsNotExist(err) || isSysErrPathNotFound(err) ||

	var totalBytesRead uint64

	objCountPerThread := make([]uint64, opts.concurrency)

	uploadsCtx, uploadsCancel := context.WithTimeout(ctx, opts.duration)
	defer uploadsCancel()

	objNamePrefix := pathJoin(speedTest, mustGetUUID())

	userMetadata := make(map[string]string)
	userMetadata[globalObjectPerfUserMetadata] = "true" // Bypass S3 API freeze
	popts := minio.PutObjectOptions{
		UserMetadata:         userMetadata,

	}
	globalBackgroundHealState.updateHealStatus(h)
	return h.disk.WriteAll(ctx, minioMetaBucket,
		pathJoin(bucketMetaPrefix, healingTrackerFilename),
		htrackerBytes)
}

// delete the tracker on disk.
func (h *healingTracker) delete(ctx context.Context) error {
	return h.disk.Delete(ctx, minioMetaBucket,
		pathJoin(bucketMetaPrefix, healingTrackerFilename),
		DeleteOptions{
			Recursive: false,
			Immediate: false,

					// appears in outDatedDisks.
					tamperedIndex = index
					dErr := erasureDisks[index].Delete(context.Background(), bucket, pathJoin(object, xlStorageFormatFile), DeleteOptions{
						Recursive: false,
						Immediate: false,
					})
					if dErr != nil {
						t.Fatalf("Failed to delete %s - %v", pathJoin(object, xlStorageFormatFile), dErr)
					}
					break
				}
			case corruptPart:

			for i, disk := range latestDisks {
				if disk == OfflineDisk {
					continue
				}
				checksumInfo := copyPartsMetadata[i].Erasure.GetChecksumInfo(partNumber)
				partPath := pathJoin(object, srcDataDir, fmt.Sprintf("part.%d", partNumber))
				readers[i] = newBitrotReader(disk, copyPartsMetadata[i].Data, bucket, partPath, tillOffset, checksumAlgo,
					checksumInfo.Hash, erasure.ShardSize())

	}

	// Attempt to create a file to verify the permissions later.
	// AppendFile creates file with 0666 perms.
	if err = disk.AppendFile(context.Background(), testCase.volName, pathJoin("hello-world.txt", xlStorageFormatFile), []byte("Hello World")); err != nil {
		t.Fatalf("Create a file `test` failed with %s expected to pass.", err)
	}

	// CheckFile - stat the file.