OpenStack host maintenance and upgrade in interaction with application on top of it

Gerrit User 15834 70879977bb Create change ... Uploaded patch set 1. Patch-set: 1 Change-id: Ieaccd2cbdb9c99085868b83222e7b0e386af3895 Subject: Update project details Branch: refs/heads/master Commit: 6fc392202a Groups: 6fc392202a		2018-06-29 06:05:18 +00:00