+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-16 01:23:28.863 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-16 01:23:29.138 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-16 01:23:29.141 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-16 01:23:29.144 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-16 01:23:29.147 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-16 01:23:29.150 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-16 01:23:29.153 1 INFO cinder.rpc [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-16 01:23:29.218 1 WARNING oslo_config.cfg [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] 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.
2026-06-16 01:23:29.220 1 WARNING oslo_config.cfg [None req-150d7eec-b067-40f5-8979-b7437bd423d9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-16 01:23:29.229 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-16 01:23:29.257 1 INFO cinder.backup.manager [None req-a29f96ec-1122-4fa2-9d4d-a9a3d7b0c789 - - - - - -] Cleaning up incomplete backup operations.
2026-06-16 01:23:29.328 1 INFO cinder.keymgr.migration [None req-1f484b74-8e82-4cc5-8395-9129ea35fcaf - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.