+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-26 21:35:19.123 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-26 21:35:19.415 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-26 21:35:19.419 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-26 21:35:19.422 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-26 21:35:19.424 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-26 21:35:19.427 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-26 21:35:19.430 1 INFO cinder.rpc [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-26 21:35:19.516 1 WARNING oslo_config.cfg [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] 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.
2026-05-26 21:35:19.517 1 WARNING oslo_config.cfg [None req-afbd6b74-a73b-45a4-ad9c-cc26cf9a9614 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-26 21:35:19.527 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-26 21:35:19.555 1 INFO cinder.backup.manager [None req-b6aa4b6d-a144-45f5-bbef-682fd1cf9802 - - - - - -] Cleaning up incomplete backup operations.
2026-05-26 21:35:19.618 1 INFO cinder.keymgr.migration [None req-7c92d73b-ef08-4453-8572-90652b8d80fe - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.