Listing zone groups
Use the zonegroup list command to list zone groups within a Ceph cluster.
To list the zone groups, run the following command:
[ceph: root@host01 /]# radosgw-admin zonegroup list
The radosgw-admin returns a JSON formatted list of zone groups.
{
"default_info": "90b28698-e7c3-462c-a42d-4aa780d24eda",
"zonegroups": [
"us"
]
}