+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-09 01:40:50.864 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-09 01:40:51.163 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-09 01:40:51.166 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-09 01:40:51.168 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-09 01:40:51.170 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-09 01:40:51.172 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-09 01:40:51.175 1 INFO cinder.rpc [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-09 01:40:51.230 1 WARNING oslo_config.cfg [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] 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.
2026-09-09 01:40:51.231 1 WARNING oslo_config.cfg [None req-694dd063-ffaa-4bcb-b6d4-8624350ef852 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-09 01:40:51.239 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-09 01:40:51.262 1 INFO cinder.backup.manager [None req-ce5a4a6c-20b6-4825-ac45-3797e14e92e2 - - - - - -] Cleaning up incomplete backup operations.
2026-09-09 01:40:51.330 1 INFO cinder.keymgr.migration [None req-09d929d0-f8f7-46bb-b5cc-16504dfdb8c6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.