+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-24 04:12:50.214 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-24 04:12:50.501 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-24 04:12:50.506 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-24 04:12:50.509 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-24 04:12:50.511 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-24 04:12:50.515 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-24 04:12:50.517 1 INFO cinder.rpc [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-24 04:12:50.591 1 WARNING oslo_config.cfg [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] 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.
2026-06-24 04:12:50.593 1 WARNING oslo_config.cfg [None req-77e2a6cd-36d4-4255-8522-1e535061cfa4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-24 04:12:50.603 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-24 04:12:50.629 1 INFO cinder.backup.manager [None req-8dbff044-3757-4166-95bb-cbb36cf054d2 - - - - - -] Cleaning up incomplete backup operations.
2026-06-24 04:12:50.705 1 INFO cinder.keymgr.migration [None req-0153794f-c56a-44f0-9e8c-f9051282389e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.