+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-09 22:47:36.368 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-09 22:47:36.627 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-09 22:47:36.630 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-09 22:47:36.632 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-09 22:47:36.634 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-06-09 22:47:36.638 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-09 22:47:36.641 1 INFO cinder.rpc [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-09 22:47:36.770 1 WARNING oslo_config.cfg [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] 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.
2026-06-09 22:47:36.771 1 WARNING oslo_config.cfg [None req-8ec00e8c-2f95-40ed-945b-e483f77713a4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-09 22:47:36.783 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-06-09 22:47:36.801 1 INFO cinder.backup.manager [None req-826c49af-16f6-4c40-a1f2-efc789f63d23 - - - - - -] Cleaning up incomplete backup operations.
2026-06-09 22:47:36.858 1 INFO cinder.keymgr.migration [None req-5793148b-99b1-491e-8334-c31174c91059 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.