var errCorruptedBackend = StorageErr("corrupted backend")

// errUnformattedDisk - unformatted disk found.
var errUnformattedDisk = StorageErr("unformatted drive found")

// errInconsistentDisk - inconsistent disk found.
var errInconsistentDisk = StorageErr("inconsistent drive found")

// errUnsupporteDisk - when disk does not support O_DIRECT flag.
var errUnsupportedDisk = StorageErr("drive does not support O_DIRECT")

			if err == nil {
				break
			}
			switch err.(type) {
			case ObjectNotFound:
				return err
			case StorageErr:
				return err
			case InsufficientReadQuorum:
			default:
				internalLogIf(ctx, err)
			}
			if retries >= maxTries {
				return err
			}
			retries++
			time.Sleep(retryDelay)
		}

	opts := DeleteOptions{}
	errs := s.getStorage().DeleteVersions(r.Context(), volume, versions, opts)
	done(nil)
	for idx := range versions {
		if errs[idx] != nil {
			dErrsResp.Errs[idx] = StorageErr(errs[idx].Error())
		}
	}
	encoder.Encode(dErrsResp)
}

// RenameDataHandler - renames a meta object and data dir to destination.

	case strings.Contains(err.Error(), "server closed idle connection"):
		return true
	}

	return false
}

// Converts network error to storageErr. This function is
// written so that the storageAPI errors are consistent
// across network disks.
func toStorageErr(err error) error {
	if err == nil {
		return nil
	}

	if isNetworkError(err) {

		if err != nil {
			switch err.(type) {
			case ObjectNotFound, BucketNotFound:
				return false, nil
			case InsufficientReadQuorum, StorageErr:
				return true, nil
			}
			return false, err
		}
		err = d.deserialize(r)
		r.Close()
		return err != nil, nil
	}

	// Caches are read+written without locks,
	retries := 0

	if !t.IsZero() {
		globalVersionUnix = uint64(t.Unix())
	}

	globalIsCICD = env.Get("MINIO_CI_CD", "") != "" || env.Get("CI", "") != ""

	console.SetColor("Debug", fcolor.New())

	gob.Register(StorageErr(""))
	gob.Register(madmin.TimeInfo{})
	gob.Register(madmin.XFSErrorConfigs{})
	gob.Register(map[string]string{})
	gob.Register(map[string]interface{}{})