+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 19:10:57.693 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 19:10:57.924 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 19:10:57.927 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 19:10:57.930 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 19:10:57.933 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-22 19:10:57.936 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 19:10:57.939 1 INFO cinder.rpc [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 19:10:58.139 1 WARNING oslo_config.cfg [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] 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.
2026-08-22 19:10:58.140 1 WARNING oslo_config.cfg [None req-443788ed-1a51-495a-9261-5a15b80921b6 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 19:10:58.152 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-22 19:10:58.174 1 INFO cinder.backup.manager [None req-9105557f-6b54-4f9e-9f27-abc1dcd74570 - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 19:10:58.245 1 INFO cinder.keymgr.migration [None req-5bd6f33c-5622-4e1e-bff4-52433759de53 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.