+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-27 14:18:23.804 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-27 14:18:24.042 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-27 14:18:24.046 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-27 14:18:24.049 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-27 14:18:24.053 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-27 14:18:24.057 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-27 14:18:24.061 1 INFO cinder.rpc [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-27 14:18:24.205 1 WARNING oslo_config.cfg [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] 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.
2026-05-27 14:18:24.206 1 WARNING oslo_config.cfg [None req-76dfcd80-776f-47ea-a6d3-a09a06135dee - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-27 14:18:24.224 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-05-27 14:18:24.243 1 INFO cinder.backup.manager [None req-122c824a-a066-4fe6-9c3c-978eeaf2e0da - - - - - -] Cleaning up incomplete backup operations.
2026-05-27 14:18:24.307 1 INFO cinder.keymgr.migration [None req-246648ea-2b66-43fb-bcdd-cff2223054ee - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.