+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-25 01:41:05.651 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-25 01:41:05.935 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-25 01:41:05.937 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-25 01:41:05.939 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-25 01:41:05.941 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-25 01:41:05.945 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-25 01:41:05.948 1 INFO cinder.rpc [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-25 01:41:06.014 1 WARNING oslo_config.cfg [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] 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.
2026-07-25 01:41:06.014 1 WARNING oslo_config.cfg [None req-991e741d-8a5f-4e73-a2d1-d0c6725ba640 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-25 01:41:06.023 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-07-25 01:41:06.049 1 INFO cinder.backup.manager [None req-f69a83d2-f4a8-498b-8e29-22b3ee494f78 - - - - - -] Cleaning up incomplete backup operations.
2026-07-25 01:41:06.101 1 INFO cinder.keymgr.migration [None req-a33d09c2-8c55-4ca4-8682-bf24f6cd9a6f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.