doc/releases/nautilus: add 'ceph-volume simple scan' to upgrade instructions

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/doc/releases/nautilus.rst b/doc/releases/nautilus.rst
index 83c7a4b60a06dda506821f3c61ee89796056bed8..3b29ca0489e237ef381af8ec10d3be3858f1b3c2 100644 (file)
--- a/doc/releases/nautilus.rst
+++ b/doc/releases/nautilus.rst
@@ -216,6 +216,13 @@ Instructions
         "ceph version 14.2.0 (...) nautilus (stable)": 22,
      }
 
+#. Scan for any OSDs deployed with the old ceph-disk tool to ensure
+   that ceph-volume can activate them after a host reboot.  On each
+   host containing OSDs,::
+
+     # ceph-volume simple scan
+     # ceph-volume simple activate --all
+
 #. Upgrade all CephFS MDS daemons.  For each CephFS file system,
 
    #. Reduce the number of ranks to 1.  (Make note of the original