+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 01:41:43.184 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 01:41:43.469 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 01:41:43.471 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 01:41:43.474 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 01:41:43.476 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 01:41:43.478 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 01:41:43.481 1 INFO cinder.rpc [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 01:41:43.542 1 WARNING oslo_config.cfg [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] 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.
2026-06-10 01:41:43.543 1 WARNING oslo_config.cfg [None req-0a226b49-15bf-4c61-8841-8ccff46d7582 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 01:41:43.554 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-10 01:41:43.578 1 INFO cinder.backup.manager [None req-4e6bfb60-bc7d-4672-99e5-a476ab692ecc - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 01:41:43.622 1 INFO cinder.keymgr.migration [None req-f06e093a-5581-460e-833c-791433dcb82d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.