+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-04 15:54:50.815 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-04 15:54:51.121 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-04 15:54:51.123 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-04 15:54:51.126 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-04 15:54:51.128 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-04 15:54:51.131 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-04 15:54:51.134 1 INFO cinder.rpc [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-04 15:54:51.207 1 WARNING oslo_config.cfg [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] 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.
2026-03-04 15:54:51.208 1 WARNING oslo_config.cfg [None req-0c08325f-d82b-46a6-9c5b-f2a265cdd988 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-04 15:54:51.219 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-04 15:54:51.249 1 INFO cinder.backup.manager [None req-aba68639-228e-47a2-9c2d-a22a6b141139 - - - - - -] Cleaning up incomplete backup operations.
2026-03-04 15:54:51.328 1 INFO cinder.keymgr.migration [None req-a3085b27-b150-4734-993f-296fdef3708b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.