+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-21 05:20:43.052 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-21 05:20:43.304 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-21 05:20:43.308 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-21 05:20:43.311 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-21 05:20:43.315 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-21 05:20:43.319 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-21 05:20:43.323 1 INFO cinder.rpc [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-21 05:20:43.388 1 WARNING oslo_config.cfg [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] 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.
2026-05-21 05:20:43.389 1 WARNING oslo_config.cfg [None req-c9927f62-d635-4654-909f-ced75006339c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-21 05:20:43.401 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-05-21 05:20:43.419 1 INFO cinder.backup.manager [None req-c2aef175-58bf-41e3-bc22-dc12081820ec - - - - - -] Cleaning up incomplete backup operations.
2026-05-21 05:20:43.559 1 INFO cinder.keymgr.migration [None req-033a6cba-2c1f-4b22-bc59-92bf35931af6 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.