+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-30 08:23:11.238 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-30 08:23:11.551 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-30 08:23:11.554 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-30 08:23:11.556 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-30 08:23:11.558 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-30 08:23:11.561 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-30 08:23:11.563 1 INFO cinder.rpc [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-30 08:23:11.621 1 WARNING oslo_config.cfg [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] 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.
2026-09-30 08:23:11.622 1 WARNING oslo_config.cfg [None req-4638b48d-4b92-4a87-b7d2-8bcb9ca377b2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-30 08:23:11.630 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-30 08:23:11.655 1 INFO cinder.backup.manager [None req-a33b19e9-2c9c-4721-9e6a-84b120b4a69d - - - - - -] Cleaning up incomplete backup operations.
2026-09-30 08:23:11.703 1 INFO cinder.keymgr.migration [None req-d885e093-f177-4c6d-b959-6d38b9581604 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.