Thanks, that's just what I needed.
For others: I found some information in the Red Hat Ceph Storage 2
documentation. This includes the command "radosgw-admin rename"
which I was unaware of for single-site to multi-site.
(It doesn't seem very encouraging about Hammer to Jewel multisite
transitions
Generally you need to create a new realm, and add the 'default'
zonegroup into it. I think you can achieve this via the 'radosgw-admin
zonegroup modify' command.
The zonegroup and zone can be renamed (their id will still be
'default', but you can change their names).
Yehuda
On Thu, Oct 6, 2016 at
Upgraded from Hammer 0.94.9 to Jewel 10.2.3 while all RGW data survived in
a realm-less, setup (no realm, "default" zonegroup, "default" zone).
Is it possible to "move" this into a single realm/zonegroup/zone in
preparation for multisite (i.e before add the 2nd zone).
I don't need more than one r