+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-05 19:54:08.559 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-05 19:54:08.842 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-05 19:54:08.845 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-05 19:54:08.848 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-05 19:54:08.850 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-05 19:54:08.854 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-05 19:54:08.857 1 INFO cinder.rpc [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-05 19:54:08.929 1 WARNING oslo_config.cfg [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] 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.
2026-08-05 19:54:08.930 1 WARNING oslo_config.cfg [None req-b01ff232-2edc-4c9b-a92a-e2d3216d293e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-05 19:54:08.941 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-05 19:54:08.972 1 INFO cinder.backup.manager [None req-543b477d-7810-4763-951b-5d3fb6ee4293 - - - - - -] Cleaning up incomplete backup operations.
2026-08-05 19:54:09.020 1 INFO cinder.keymgr.migration [None req-79c445e6-d5b9-476a-842d-e9342d73aeb0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.