Description of problem: In Nautilus, the procedure to reduce max_mds changed. It is no longer necessary to "deactivate" MDS daemons. Current procedure here: https://access.redhat.com/documentation/en-us/red_hat_ceph_storage/4/html-single/file_system_guide/index#decreasing-the-number-of-active-mds-daemons See also: https://docs.ceph.com/docs/nautilus/cephfs/multimds/#decreasing-the-number-of-ranks
Please specify the severity of this bug. Severity is defined here: https://bugzilla.redhat.com/page.cgi?id=fields.html#bug_severity.
Verified the changes.