Comment 7 for bug 1374349

A set of simillar bugreports already exist for this issue:
http://tracker.ceph.com/issues/9493
https://bugzilla.redhat.com/show_bug.cgi?id=1141615 (please read all the comments there)

A fix to Puppet scripts was proposed and accepted -- https://review.openstack.org/#/c/123547/