I just raised the hotfix requested flag. The hotfix will be needed before 13 JAN 2018.
Created attachment 1406159 [details]
Controller-0's cinder logs
Reducing this to medium as well if it only applies to LVM which is not supported for production use.
Based on the results, looks like this may be fixed, but the overall operation is now failing based on https://bugzilla.redhat.com/show_bug.cgi?id=1412661.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.