+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-25 10:37:45.635 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-25 10:37:45.910 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-25 10:37:45.913 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-25 10:37:45.915 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-25 10:37:45.917 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-25 10:37:45.919 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-25 10:37:45.922 1 INFO cinder.rpc [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-25 10:37:45.980 1 WARNING oslo_config.cfg [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] 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.
2026-05-25 10:37:45.981 1 WARNING oslo_config.cfg [None req-c2f569ee-622e-46d8-b796-41febae200c1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-25 10:37:45.989 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-05-25 10:37:46.013 1 INFO cinder.backup.manager [None req-1258650f-f16c-4490-834d-34097045f69d - - - - - -] Cleaning up incomplete backup operations.
2026-05-25 10:37:46.059 1 INFO cinder.keymgr.migration [None req-81ac4f85-2b97-4484-a9c6-689e5e75bc1d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.