+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 21:22:51.054 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 21:22:51.310 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 21:22:51.315 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 21:22:51.318 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 21:22:51.322 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-21 21:22:51.327 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 21:22:51.330 1 INFO cinder.rpc [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 21:22:51.394 1 WARNING oslo_config.cfg [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] 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.
2026-07-21 21:22:51.396 1 WARNING oslo_config.cfg [None req-f593bc43-7ef2-4b6d-9eb4-80b64f0e2039 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 21:22:51.407 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-21 21:22:51.428 1 INFO cinder.backup.manager [None req-aa76c5b1-0786-43e1-ae66-f486104f6b4b - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 21:22:51.646 1 INFO cinder.keymgr.migration [None req-f2a93ed9-1e11-4c00-92ec-48c827773feb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.