+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 16:16:14.473 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 16:16:14.796 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 16:16:14.800 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 16:16:14.805 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 16:16:14.813 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 16:16:14.816 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 16:16:14.819 1 INFO cinder.rpc [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 16:16:14.909 1 WARNING oslo_config.cfg [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] 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.
2026-06-15 16:16:14.910 1 WARNING oslo_config.cfg [None req-22969d0f-df92-4e10-b2e8-bf36eeec6eea - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 16:16:14.919 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-15 16:16:14.947 1 INFO cinder.backup.manager [None req-2640618b-a821-4029-819a-6f671bae0d48 - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 16:16:15.010 1 INFO cinder.keymgr.migration [None req-62df7d00-7cff-4d50-8836-06265e53ad7c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.