It is possible to do a rolling upgrade from Cuttlefish to Dumpling.
-#. Upgrade ceph-common on all nodes that will use the cli
-
+#. Upgrade ceph-common on all nodes that will use the command line
+ 'ceph' utility.
#. Upgrade all monitors (upgrade ceph package, restart ceph-mon
- daemons). This can happen one daemon or host at a time. Note that
- because cuttlefish and dumpling monitors can't talk to each other,
- all monitors should be upgraded in relatively short succession to
- minimize the risk that an a untimely failure will reduce
- availability.
-
+ daemons). This can happen one daemon or host at a time. Note that
+ because cuttlefish and dumpling monitors can't talk to each other,
+ all monitors should be upgraded in relatively short succession to
+ minimize the risk that an a untimely failure will reduce
+ availability.
#. Upgrade all osds (upgrade ceph package, restart ceph-osd daemons).
- This can happen one daemon or host at a time.
-
+ This can happen one daemon or host at a time.
#. Upgrade radosgw (upgrade radosgw package, restart radosgw daemons).