*         matched the requested range
     */
    @Nonnull
    default Optional<Version> getHighestVersion() {
        return getVersions().isEmpty()
                ? Optional.empty()
                : Optional.of(getVersions().get(getVersions().size() - 1));
    }

    /**
     * Gets the repository from which the specified version was resolved.
     *

./mc cp README.md myminio1/foobucket/dir/file

versionId="$(./mc ls --json --versions myminio1/foobucket/dir/ | jq -r .versionId)"

kill ${pid2} && wait ${pid2} || true

aws s3api --endpoint-url http://localhost:9001 delete-object --bucket foobucket --key dir/file --version-id "$versionId"

out="$(./mc ls myminio1/foobucket/dir/)"
if [ "$out" != "" ]; then
	echo "BUG: non versioned listing should not show pending/failed replicated delete:"

      purge:
          # retainVersions: 0 # (default) delete all versions of the object. This option is the fastest.
          # retainVersions: 5 # keep the latest 5 versions of the object.
  
    - type: deleted # objects with delete marker as their latest version
      name: NAME # match object names that satisfy the wildcard expression.

// be achieved and disks have too many inconsistent versions.
func reduceCommonVersions(diskVersions [][]byte, writeQuorum int) (versions []byte) {
	diskVersionsCount := make(map[uint64]int)
	for _, versions := range diskVersions {
		if len(versions) > 0 {
			diskVersionsCount[binary.BigEndian.Uint64(versions)]++
		}
	}

	var commonVersions uint64
	maxCnt := 0
	for versions, count := range diskVersionsCount {
		if maxCnt < count {

| versions        | msgp int                    | Number of versions following
| header_1        | msgp bin array              | Header of version 1
| metadata_1      | msgp bin array              | Metadata of version 1
| ...header_n     | msgp bin array              | Header of last version
| ...metadata_n   | msgp bin array              | Metadata of last version

Each header contains a mspg array (tuple) encoded object:

1/xl.meta XL2 Æ b ¨Versions‘‚¤Type ¥V2ObjÞ ¢IDÄ ¤DDirÄ ÔLã°ê8EÒŸˆ”Ù Sé6¦EcAlgo £EcM £EcN §EcBSizeÒ §EcIndex ¦EcDistš ¨CSumAlgo ¨PartNums‘ ©PartETags‘ ©PartSizes‘Ò 'ªPartASizes‘Ò '¤SizeÒ 'Â¥MTimeÓ ¿W '’žÉ§MetaSys ¼X-Minio-Internal-actual-sizeÄ 141250§MetaUsr‚¤etagÙ"51fe09d68bacc8c5a68a-1¬content-type¸application/octet-streamÎöa‰ 10/xl.meta XL2 Æ b ¨Versions‘‚¤Type ¥V2ObjÞ ¢IDÄ ¤DDirÄ ÔLã°ê8EÒŸˆ”Ù Sé6¦EcAlgo £EcM £EcN §EcBSizeÒ §EcIndex ¦EcDistš ¨CSumAlgo ¨PartNums‘ ©PartETags‘ ©PartSizes‘Ò 'ªPartASizes‘Ò...

	report()
	fatalErr(err)

	// At this point the version stack must look as below,
	// v3 --> free version      00000000-0000-0000-0000-0000000000f2 (from removal of null version)
	// v2 --> free version      00000000-0000-0000-0000-0000000000f1 (from overwriting of null version )
	// v1 --> non-free version  00000000-0000-0000-0000-000000000001

	// Check number of free-versions

./mc ls -r --versions sitea/bucket >/tmp/sitea.txt
./mc ls -r --versions siteb/bucket >/tmp/siteb.txt

out=$(diff -qpruN /tmp/sitea.txt /tmp/siteb.txt)
ret=$?
if [ $ret -ne 0 ]; then
	echo "BUG: expected no 'diff' after replication: $out"
	exit 1
fi

./mc mb sitea/bucket-version/
./mc mb siteb/bucket-version

./mc version enable sitea/bucket-version/
./mc version enable siteb/bucket-version/

- Existing or newer buckets can be created with versioning enabled and eventually can be suspended as well. Existing versions of objects stay as is and can still be accessed using the version ID.
- All versions, including delete-markers should be deleted before deleting a bucket.

count=$(./mc ls --versions sitea/delissue --insecure | wc -l)

if [ ${count} -ne 3 ]; then
	echo "BUG: expected number of versions to be '3' found ${count}"
	echo "===== DEBUG ====="
	./mc ls --versions sitea/delissue
fi

./mc mb sitea/testbucket

./mc version enable sitea/testbucket

./mc put --quiet README.md sitea/testbucket/file
etag1=$(./mc cat sitea/testbucket/file | md5sum --tag | awk {'print $4'})