+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-25 16:15:24.648 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-25 16:15:24.932 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-25 16:15:24.935 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-25 16:15:24.937 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-25 16:15:24.940 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-25 16:15:24.943 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-25 16:15:24.945 1 INFO cinder.rpc [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-25 16:15:25.021 1 WARNING oslo_config.cfg [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] 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.
2026-04-25 16:15:25.022 1 WARNING oslo_config.cfg [None req-eb952033-a0fa-42e0-b7f3-082f8242c6c0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-25 16:15:25.032 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-25 16:15:25.058 1 INFO cinder.backup.manager [None req-f36937a9-7bf2-43af-aaa8-0e58c45e85a2 - - - - - -] Cleaning up incomplete backup operations.
2026-04-25 16:15:25.126 1 INFO cinder.keymgr.migration [None req-15ab6cc0-4428-4d0d-964b-be73253fd054 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.