}
	if x.metaVer > xlMetaVersion {
		return x, buf, fmt.Errorf("decodeXLHeaders: Unknown xl meta version %d", x.metaVer)
	}
	x.versions, buf, err = msgp.ReadIntBytes(buf)
	if err != nil {
		return x, buf, err
	}
	if x.versions < 0 {
		return x, buf, fmt.Errorf("decodeXLHeaders: Negative version count %d", x.versions)
	}
	return x, buf, nil
}

				// couldn't be deleted.
				od := ObjectToDelete{
					ObjectV: ObjectV{
						ObjectName: exp.Name,
						VersionID:  exp.VersionID,
					},
				}
				toDel = append(toDel, od)
				oiCache.Add(od, &exp.ObjectInfo)
			}

			// DeleteObject(deletePrefix: true) to expire all versions of an object
			for _, exp := range toExpireAll {
				var success bool

	if err != nil {
		t.Fatal(err)
	}

	if fileInfoPostHeal.NumVersions != 2 {
		t.Fatalf("Expected versions 2, got %d", fileInfoPreHeal.NumVersions)
	}

	if objInfo.DeleteMarker {
		if _, err = objLayer.DeleteObject(ctx, bucket, object, ObjectOptions{
			Versioned: true,
			VersionID: objInfo.VersionID,
		}); err != nil {
			t.Fatal(err)
		}
	}

	setDisks(nil, nil, nil, nil)

			if u.Object == "" {
				healBucket(u.Bucket, scan)
			} else {
				if len(u.Versions) > 0 {
					vers := len(u.Versions) / 16
					if vers > 0 {
						for i := range vers {
							healObject(u.Bucket, u.Object, uuid.UUID(u.Versions[16*i:]).String(), scan)
						}
					}
				} else {
					healObject(u.Bucket, u.Object, u.VersionID, scan)
				}
			}

			wait()
		}
	}

active-active replication caused by allowing delete markers set on a object version with `REPLICA` status back to source.

In the case of versioned deletes a.k.a permanent delete of a version by doing a `mc rm --version-id` on a object, replication implementation marks a object version permanently deleted as `PENDING` purge and deletes the version from source after syncing to the target and ensuring target version is deleted. The delete marker being deleted or object version being deleted...

		AccessTier:  az.tier(), // set tier if specified
		Metadata:    azMeta,
	})
	if err != nil {
		return "", azureToObjectError(err, az.Bucket, az.getDest(object))
	}
	vid := ""
	if resp.VersionID != nil {
		vid = *resp.VersionID
	}
	return remoteVersionID(vid), nil
}

func (az *warmBackendAzure) Put(ctx context.Context, object string, r io.Reader, length int64) (remoteVersionID, error) {

}

func (d *naughtyDisk) DeleteVersions(ctx context.Context, volume string, versions []FileInfoVersions, opts DeleteOptions) []error {
	if err := d.calcError(); err != nil {
		errs := make([]error, len(versions))
		for i := range errs {
			errs[i] = err
		}
		return errs
	}
	return d.disk.DeleteVersions(ctx, volume, versions, opts)
}

	for index, metadata := range partsMetadata {
		if errs[index] != nil {
			continue
		}
		vid := metadata.VersionID
		if metadata.VersionID == "" {
			vid = nullVersionID
		}
		vidMap[vid]++
		etags[index] = metadata.Metadata["etag"]
	}

	for _, count := range vidMap {
		// do we have enough common versions
		// that have enough quorum to satisfy
		// the etag.
		if count >= quorum {
			return etags
		}

//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of

}

// ReadVersionHandlerWS read metadata of versionID
func (s *storageRESTServer) ReadVersionHandlerWS(params *grid.MSS) (*FileInfo, *grid.RemoteErr) {
	if !s.checkID(params.Get(storageRESTDiskID)) {
		return nil, grid.NewRemoteErr(errDiskNotFound)
	}
	origvolume := params.Get(storageRESTOrigVolume)
	volume := params.Get(storageRESTVolume)
	filePath := params.Get(storageRESTFilePath)
	versionID := params.Get(storageRESTVersionID)