+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-20 04:29:18.486 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-20 04:29:18.770 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-20 04:29:18.772 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-20 04:29:18.775 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-20 04:29:18.778 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-20 04:29:18.783 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-20 04:29:18.789 1 INFO cinder.rpc [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-20 04:29:18.856 1 WARNING oslo_config.cfg [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] 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.
2026-05-20 04:29:18.857 1 WARNING oslo_config.cfg [None req-b7c6da48-566d-4f4b-a2b2-33fb5c4fed36 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-20 04:29:18.867 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-20 04:29:18.894 1 INFO cinder.backup.manager [None req-4ec29b27-e7f4-4875-be0a-ba02da6e9186 - - - - - -] Cleaning up incomplete backup operations.
2026-05-20 04:29:18.962 1 INFO cinder.keymgr.migration [None req-32f546ef-2625-4088-8a02-239cf11a4dc3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.