# ansible galera_container -m shell -a "cat /var/lib/mysql/grastate.dat"
Variable files: "-e @/etc/openstack_deploy/user_secrets.yml -e @/etc/openstack_deploy/user_variables.yml "
sp-ctrl-3_galera_container-15025499 | SUCCESS | rc=0 >>
# GALERA saved state
version: 2.1
uuid:    8b6b2e92-320c-11e7-9498-53f394e3a32a
seqno:   -1
safe_to_bootstrap: 0

sp-ctrl-2_galera_container-f893a617 | SUCCESS | rc=0 >>
# GALERA saved state
version: 2.1
uuid:    8b6b2e92-320c-11e7-9498-53f394e3a32a
seqno:   -1
safe_to_bootstrap: 0

sp-ctrl-1_galera_container-16f1013e | SUCCESS | rc=0 >>
# GALERA saved state
version: 2.1
uuid:    8b6b2e92-320c-11e7-9498-53f394e3a32a
seqno:   -1
safe_to_bootstrap: 0