+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-16 22:12:20.932 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-16 22:12:21.156 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-16 22:12:21.160 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-16 22:12:21.163 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-16 22:12:21.166 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-16 22:12:21.170 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-16 22:12:21.173 1 INFO cinder.rpc [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-16 22:12:21.320 1 WARNING oslo_config.cfg [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-09-16 22:12:21.321 1 WARNING oslo_config.cfg [None req-9d899762-3913-4375-8422-c588ded5ca87 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-16 22:12:21.339 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-09-16 22:12:21.363 1 INFO cinder.backup.manager [None req-11e5d52d-4a5d-44eb-a384-531c0d7ff1ce - - - - - -] Cleaning up incomplete backup operations.
2026-09-16 22:12:21.474 1 INFO cinder.keymgr.migration [None req-865ea3f8-19fd-4002-ac31-e6f57438f342 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.