func shuffleDisks(disks []StorageAPI, distribution []int) []StorageAPI {
	return shuffleWithDist[StorageAPI](disks, distribution)
}

// evalDisks - returns a new slice of disks where nil is set if
// the corresponding error in errs slice is not nil
func evalDisks(disks []StorageAPI, errs []error) []StorageAPI {
	if len(errs) != len(disks) {
		bugLogIf(GlobalContext, errors.New("unexpected drives/errors slice length"))

		shuffledDisks[13] != disks[1] ||
		shuffledDisks[14] != disks[15] ||
		shuffledDisks[15] != disks[0] {
		t.Errorf("shuffleDisks returned incorrect order.")
	}
}

// TestEvalDisks tests the behavior of evalDisks
func TestEvalDisks(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	nDisks := 16
	disks, err := getRandomDisks(nDisks)
	if err != nil {
		t.Fatal(err)
	}

				}
				return disks[index].Delete(ctx, bucket, pathJoin(prefix, xlStorageFormatFile), DeleteOptions{
					Recursive: true,
				})
			}, index)
		}
		ng.Wait()
	}

	return evalDisks(disks, mErrs), err
}

func writeAllMetadata(ctx context.Context, disks []StorageAPI, origbucket, bucket, prefix string, files []FileInfo, quorum int) ([]StorageAPI, error) {

	if err != nil {
		er.cleanupMultipartPath(ctx, paths...)
	}

	// We can safely allow RenameFile errors up to len(er.getDisks()) - writeQuorum
	// otherwise return failure. Cleanup successful renames.
	return evalDisks(disks, errs), err
}

// PutObjectPart - reads incoming stream and internally erasure codes
// them. This call is similar to single put operation but it is part
// of the multipart transaction.
//

				break
			}
		}
		dataDir = reduceCommonDataDir(dataDirs, writeQuorum)
	}

	// We can safely allow RenameData errors up to len(er.getDisks()) - writeQuorum
	// otherwise return failure.
	return evalDisks(disks, errs), versions, dataDir, err
}

func (er erasureObjects) putMetacacheObject(ctx context.Context, key string, r *PutObjReader, opts ObjectOptions) (objInfo ObjectInfo, err error) {
	data := r.Reader