With the fixes the glance image storage directory is a NFS mount, and pingtest succeeds fine, the images are getting created inside NFS. The NFS mount also gets restored after reboot.
[root@overcloud-controller-0 ~]# mount | grep glance
172.16.10.251:/export/glance on /var/lib/glance/images type nfs4 (rw,relatime,context=system_u:object_r:glance_var_lib_t:s0,vers=4.0,rsize=1048576,wsize=1048576,namlen=255,hard,proto=tcp,port=0,timeo=600,retrans=2,sec=sys,clientaddr=172.16.10.11,local_lock=none,addr=172.16.10.251)
With the fixes the glance image storage directory is a NFS mount, and pingtest succeeds fine, the images are getting created inside NFS. The NFS mount also gets restored after reboot.
[root@overcloud -controller- 0 ~]# mount | grep glance 10.251: /export/ glance on /var/lib/ glance/ images type nfs4 (rw,relatime, context= system_ u:object_ r:glance_ var_lib_ t:s0,vers= 4.0,rsize= 1048576, wsize=1048576, namlen= 255,hard, proto=tcp, port=0, timeo=600, retrans= 2,sec=sys, clientaddr= 172.16. 10.11,local_ lock=none, addr=172. 16.10.251)
172.16.
[root@overcloud -controller- 0 ~]# grep glance /etc/fstab 10.251: /export/ glance /var/lib/ glance/ images nfs4 bg,intr, context= system_ u:object_ r:glance_ var_lib_ t:s0 0 0
172.16.