for more details on the background of this change.
* Nautilus-based librbd clients can now open images on Jewel clusters.
+
+14.2.2
+------
+
+* The no{up,down,in,out} related commands has been revamped.
+ There are now 2 ways to set the no{up,down,in,out} flags:
+ the old 'ceph osd [un]set <flag>' command, which sets cluster-wide flags;
+ and the new 'ceph osd [un]set-group <flags> <who>' command,
+ which sets flags in batch at the granularity of any crush node,
+ or device class.