scenario.
>= 19.2.2
+* CephFS: If the subvolume name passed to the command `ceph fs subvolume info`
+ is a clone, the output now will also contain a "source" field that tells user
+ the name of source snapshot along with the name of volume, subvolume group and
+ subvolume in which the source snapshot is located. For clones created with
+ Tentacle or earlier release, the value of this field will be 'N/A'. Regular
+ subvolumes don't have a source subvolume and therefore the output for them
+ won't contain a "source" field regardless of the release.
* MGR: MGR's always-on modulues/plugins can now be force-disabled. This can be
necessary in cases where MGR(s) needs to be prevented from being flooded by