+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-03 03:17:29.003 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-03 03:17:29.346 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-03 03:17:29.349 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-03 03:17:29.351 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-03 03:17:29.353 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-03 03:17:29.356 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-03 03:17:29.359 1 INFO cinder.rpc [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-03 03:17:29.437 1 WARNING oslo_config.cfg [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] 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.
2026-03-03 03:17:29.439 1 WARNING oslo_config.cfg [None req-ad5812b4-82fe-43b2-985f-8cd24456c153 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-03 03:17:29.450 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-03-03 03:17:29.477 1 INFO cinder.backup.manager [None req-03ce6452-4f10-4050-93f3-65a526069763 - - - - - -] Cleaning up incomplete backup operations.
2026-03-03 03:17:29.545 1 INFO cinder.keymgr.migration [None req-a3296865-d535-4ab1-9603-a2f9af8463c5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.