doc: Document health check DAEMON_OLD_VERSION

Signed-off-by: David Zafman <[email protected]>
mitsu-ko · Nov 11, 2020 · 18101c3 · 18101c3
1 parent 8b43566
commit 18101c3
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/doc/rados/operations/health-checks.rst b/doc/rados/operations/health-checks.rst
@@ -25,6 +25,15 @@ Definitions
 Monitor
 -------
 
+DAEMON_OLD_VERSION
+__________________
+
+Warn if old version(s) of Ceph are running on any deamons.
+This will be an expected warning while in the middle of
+an upgrade. A manual upgrade should health mute like this
+"ceph health mute DAEMON_OLD_VERSION --sticky".  After upgrading has
+finish use ceph health unmute DAEMON_OLD_VERSION".
+
 MON_DOWN
 ________