I think this is a regression causing rh-postgress to fail to start on selinux conf.
I ran lago locally to debug and ssh-ed to the vms and this is the output from the processes start:
Feb 17 16:02:01 lago-upgrade-from-release-suite-master-engine postfix/postdrop[9028]: warning: unable to look up public/pickup: No such file or directory
Feb 17 16:02:01 lago-upgrade-from-release-suite-master-engine postfix/postdrop[9029]: warning: unable to look up public/pickup: No such file or directory
Feb 17 16:02:34 lago-upgrade-from-release-suite-master-engine polkitd[2720]: Registered Authentication Agent for unix-process:9033:93610 (system bus name :1.160 [/usr/bin/pkttyagent --notify-fd 5 --fallback], ob
Feb 17 16:02:34 lago-upgrade-from-release-suite-master-engine systemd[1]: Starting PostgreSQL database server...
-- Subject: Unit rh-postgresql95-postgresql.service has begun start-up
-- Defined-By: systemd
-- Support:
http://lists.freedesktop.org/mailman/listinfo/systemd-devel--
-- Unit rh-postgresql95-postgresql.service has begun starting up.
Feb 17 16:02:34 lago-upgrade-from-release-suite-master-engine postgresql-ctl[9041]: postgres cannot access the server configuration file "/var/opt/rh/rh-postgresql95/lib/pgsql/data/postgresql.conf": Permission d
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine postgresql-ctl[9041]: pg_ctl: could not start server
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine postgresql-ctl[9041]: Examine the log output.
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine systemd[1]: rh-postgresql95-postgresql.service: control process exited, code=exited status=1
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine systemd[1]: Failed to start PostgreSQL database server.
-- Subject: Unit rh-postgresql95-postgresql.service has failed
-- Defined-By: systemd
-- Support:
http://lists.freedesktop.org/mailman/listinfo/systemd-devel--
-- Unit rh-postgresql95-postgresql.service has failed.
--
-- The result is failed.
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine systemd[1]: Unit rh-postgresql95-postgresql.service entered failed state.
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine systemd[1]: rh-postgresql95-postgresql.service failed.
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine polkitd[2720]: Unregistered Authentication Agent for unix-process:9033:93610 (system bus name :1.160, object path /org/freedesktop/PolicyKit1/Authent
Feb 17 16:03:01 lago-upgrade-from-release-suite-master-engine systemd[1]: Started Session 51 of user root.
-- Subject: Unit session-51.scope has finished start-up
-- Defined-By: systemd
Feb 17 16:02:34 lago-upgrade-from-release-suite-master-engine polkitd[2720]: Registered Authentication Agent for unix-process:9033:93610 (system bus name :1.160 [/usr/bin/pkttyagent --notify-fd 5 --fallback], object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8)
Feb 17 16:02:35 lago-upgrade-from-release-suite-master-engine polkitd[2720]: Unregistered Authentication Agent for unix-process:9033:93610 (system bus name :1.160, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8) (disconnected from bus)
Not sure who deals with this configuration but this is a blocker as upgrade from release is failing for both ovirt-engine and vdsm.