docker exec resiliency-minio1-1 /bin/sh -c "mv /data5/.minio.sys /data5/.minio.bkp && touch /data5/.minio.sys"
	docker exec resiliency-minio2-1 /bin/sh -c "mv /data1/.minio.sys /data1/.minio.bkp && touch /data1/.minio.sys"
	docker exec resiliency-minio2-1 /bin/sh -c "mv /data5/.minio.sys /data5/.minio.bkp && touch /data5/.minio.sys"

  }

  @Synchronized
  @Throws(IOException::class)
  fun initialize() {
    assertLockHeld()

    if (initialized) {
      return // Already initialized.
    }

    // If a bkp file exists, use it instead.
    if (fileSystem.exists(journalFileBackup)) {
      // If journal file also exists just delete backup file.
      if (fileSystem.exists(journalFile)) {
        fileSystem.delete(journalFileBackup)

	retries := 0
	for retries < 5 {
		retry, err := load(name, time.Minute)
		if err != nil {
			return toObjectErr(err, dataUsageBucket, name)
		}
		if !retry {
			break
		}
		retry, err = load(name+".bkp", 30*time.Second)
		if err == nil && !retry {
			// Only return when we have valid data from the backup
			break
		}
		retries++
		time.Sleep(time.Duration(rand.Int63n(int64(time.Second))))
	}

    assertThat(c.directoryPath).isEqualTo(path)
    c.size()
    assertThat(events).containsExactly(
      "metadataOrNull:/cache/journal.bkp",
      "metadataOrNull:/cache",
      "sink:/cache/journal.bkp",
      "delete:/cache/journal.bkp",
      "metadataOrNull:/cache/journal",
      "metadataOrNull:/cache",
      "sink:/cache/journal.tmp",
      "metadataOrNull:/cache/journal",

	// XL metadata file carries per object metadata.
	xlStorageFormatFile = "xl.meta"

	// XL metadata file backup file carries previous per object metadata.
	xlStorageFormatFileBackup = "xl.meta.bkp"
)

var alignedBuf []byte

func init() {
	alignedBuf = disk.AlignedBlock(xioutil.DirectioAlignSize)
	_, _ = rand.Read(alignedBuf)
}

// isValidVolname verifies a volname name in accordance with object