+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-14 23:34:50.596 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-14 23:34:50.861 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-14 23:34:50.865 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-14 23:34:50.869 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-14 23:34:50.871 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-14 23:34:50.874 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-14 23:34:50.877 1 INFO cinder.rpc [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-14 23:34:50.939 1 WARNING oslo_config.cfg [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] 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.
2026-08-14 23:34:50.940 1 WARNING oslo_config.cfg [None req-6cc98853-fc58-41bd-958c-50c2fd57904f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-14 23:34:50.954 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-14 23:34:50.973 1 INFO cinder.backup.manager [None req-d1fe33b8-32ff-41f3-abdc-f5c13f666597 - - - - - -] Cleaning up incomplete backup operations.
2026-08-14 23:34:51.182 1 INFO cinder.keymgr.migration [None req-20de03fc-dfc0-4b99-9cdc-6e9eee5bf11e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.