+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-12 18:01:51.538 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-12 18:01:51.757 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-12 18:01:51.760 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-12 18:01:51.763 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-12 18:01:51.771 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-12 18:01:51.775 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-12 18:01:51.779 1 INFO cinder.rpc [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-12 18:01:51.942 1 WARNING oslo_config.cfg [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] 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.
2026-08-12 18:01:51.944 1 WARNING oslo_config.cfg [None req-d94ec037-b68c-4401-8510-dba133593211 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-12 18:01:51.957 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-12 18:01:51.975 1 INFO cinder.backup.manager [None req-246b71bc-4661-40b7-b42a-e18af0cc82bc - - - - - -] Cleaning up incomplete backup operations.
2026-08-12 18:01:52.031 1 INFO cinder.keymgr.migration [None req-ec9b587e-49e9-4bea-8258-3ba364f83ed8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.