+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-22 02:16:37.691 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-22 02:16:37.955 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-22 02:16:37.957 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-22 02:16:37.959 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-22 02:16:37.961 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-22 02:16:37.963 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-22 02:16:37.966 1 INFO cinder.rpc [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-22 02:16:38.022 1 WARNING oslo_config.cfg [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] 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.
2026-09-22 02:16:38.022 1 WARNING oslo_config.cfg [None req-e7c5c470-4734-4cd5-aae5-8198aa3cc8a8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-22 02:16:38.030 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-09-22 02:16:38.052 1 INFO cinder.backup.manager [None req-f9ce6623-3470-4617-adc8-95ca0923d46e - - - - - -] Cleaning up incomplete backup operations.
2026-09-22 02:16:38.105 1 INFO cinder.keymgr.migration [None req-735a4f5b-f3dc-4c5d-8a73-477ad2cda01f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.