doc/cephadm: recommend redeploying monitoring stack daemon after changing image

Fixes: https://tracker.ceph.com/issues/50687
Signed-off-by: Adam King <adking@redhat.com>

diff --git a/doc/cephadm/monitoring.rst b/doc/cephadm/monitoring.rst
index 96037295860dfa74762fd557261096b320f7712b..27e9ec7c9774333ba4b5c5f374e8e7e510a8e707 100644 (file)
--- a/doc/cephadm/monitoring.rst
+++ b/doc/cephadm/monitoring.rst
@@ -152,6 +152,17 @@ For example
 
      ceph config set mgr mgr/cephadm/container_image_prometheus prom/prometheus:v1.4.1
 
+If there were already running monitoring stack daemon(s) of the type whose
+image you've changed, you must redeploy the daemon(s) in order to have them
+actually use the new image.
+
+For example, if you had changed the prometheus image
+
+.. prompt:: bash #
+
+     ceph orch redeploy prometheus
+
+
 .. note::
 
      By setting a custom image, the default value will be overridden (but not