+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-22 18:58:55.374 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-22 18:58:55.654 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-22 18:58:55.657 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-22 18:58:55.659 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-22 18:58:55.662 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-22 18:58:55.665 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-22 18:58:55.667 1 INFO cinder.rpc [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-22 18:58:55.770 1 WARNING oslo_config.cfg [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] 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.
2026-04-22 18:58:55.771 1 WARNING oslo_config.cfg [None req-8510e56d-0c4c-4daa-b830-327c9118e6e7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-22 18:58:55.780 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-04-22 18:58:55.805 1 INFO cinder.backup.manager [None req-70fa60ad-a749-41d3-b90b-110db7d31b7c - - - - - -] Cleaning up incomplete backup operations.
2026-04-22 18:58:55.875 1 INFO cinder.keymgr.migration [None req-41e6c8e5-2004-476d-b17a-af31114bbe9f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.