Backport #18723
Updated by Shinobu Kinjo about 7 years ago
-https://github.com/ceph/ceph/pull/13499-
https://github.com/ceph/ceph/pull/13592 https://github.com/ceph/ceph/pull/13499
https://github.com/ceph/ceph/pull/13592 https://github.com/ceph/ceph/pull/13499