func (z *erasureServerPools) GetDisksID(ids ...string) []StorageAPI {
	idMap := make(map[string]struct{})
	for _, id := range ids {
		idMap[id] = struct{}{}
	}
	res := make([]StorageAPI, 0, len(idMap))
	for _, s := range z.serverPools {
		for _, set := range s.sets {
			for _, disk := range set.getDisks() {
				if disk == OfflineDisk {
					continue
				}
				if id, _ := disk.GetDiskID(); id != "" {

	}

	// 3. Update creds for those users whose groups are changed
	for _, parentUser := range parentUsers {
		currGroupsSet := updatedGroups[parentUser]
		currGroups := currGroupsSet.ToSlice()
		for _, cred := range parentUserToCredsMap[parentUser] {
			gSet := set.CreateStringSet(cred.Groups...)
			if gSet.Equals(currGroupsSet) {
				// No change to groups memberships for this
				// credential.
				continue

	},
	ErrInvalidRange: {
		Code:           "InvalidRange",
		Description:    "The requested range is not satisfiable",
		HTTPStatusCode: http.StatusRequestedRangeNotSatisfiable,
	},
	ErrInvalidRangePartNumber: {
		Code:           "InvalidRequest",
		Description:    "Cannot specify both Range header and partNumber query parameter",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrMalformedXML: {

              "id": "byName",
              "options": "Used"
            },
            "properties": [
              {
                "id": "color",
                "value": {
                  "fixedColor": "orange",
                  "mode": "fixed"
                }
              }
            ]
          }
        ]
      },
      "gridPos": {
        "h": 6,
        "w": 4,
        "x": 6,

			if disk == nil {
				for i := range objects {
					delObjErrs[index][i] = errDiskNotFound
				}
				return
			}
			errs := disk.DeleteVersions(ctx, bucket, dedupVersions, DeleteOptions{})
			for i, err := range errs {
				if err == nil {
					continue
				}
				for _, v := range dedupVersions[i].Versions {

		}

		newCache.buildUserGroupMemberships()
	}

	cache := store.lock()
	defer store.unlock()

	// We should only update the in-memory cache if there were no changes
	// to the in-memory cache since the disk loading began. If there
	// were changes to the in-memory cache we should wait for the next
	// cycle until we can safely update the in-memory cache.
	//

		// `Maxupload` value is asserted.
		{
			MaxUploads: 100,
			KeyMarker:  "orange",
		},
		// listMultipartResults - 4.
		// `KeyMarker` is set, no MultipartInfo expected.
		// Maxupload value is asserted.
		{
			MaxUploads: 1,
			KeyMarker:  "orange",
		},
		// listMultipartResults - 5.
		// `KeyMarker` is set. It contains part of the objectname as `KeyPrefix`.

	if err != nil {
		return err
	}

	// Clear and repopulate
	for k := range foundDirs {
		delete(foundDirs, k)
	}

	// Populate into map
	for _, k := range dirs {
		foundDirs[k] = struct{}{}
	}

	// Delete all directories we expect to be there.
	for _, dir := range wantDirs {
		delete(foundDirs, dir)
	}

	// Nothing to delete
	if len(foundDirs) == 0 {

			if err != nil {
				err = msgp.WrapError(err, "Stats")
				return
			}
			if z.Stats == nil {
				z.Stats = make(map[string]*BucketReplicationStat, zb0002)
			} else if len(z.Stats) > 0 {
				for key := range z.Stats {
					delete(z.Stats, key)
				}
			}
			for zb0002 > 0 {
				zb0002--
				var za0001 string
				var za0002 *BucketReplicationStat
				za0001, err = dc.ReadString()
				if err != nil {

	testBuckets := []string{
		// This bucket is used for testing ListObject operations.
		"test-bucket-folders",
		// This bucket has file delete marker.
		"test-bucket-files",
	}
	for _, bucket := range testBuckets {
		err := obj.MakeBucket(context.Background(), bucket, MakeBucketOptions{
			VersioningEnabled: true,
		})
		if err != nil {
			t.Fatalf("%s : %s", instanceType, err.Error())
		}
	}

	var err error