+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 07:02:22.049 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 07:02:22.326 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 07:02:22.328 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 07:02:22.330 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 07:02:22.332 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-21 07:02:22.335 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 07:02:22.337 1 INFO cinder.rpc [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 07:02:22.398 1 WARNING oslo_config.cfg [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] 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.
2026-07-21 07:02:22.399 1 WARNING oslo_config.cfg [None req-0eb1344a-74d5-4e98-a833-14deb2941707 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 07:02:22.409 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-21 07:02:22.434 1 INFO cinder.backup.manager [None req-d8df367c-1b45-4795-8952-c47ecf0007d1 - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 07:02:22.486 1 INFO cinder.keymgr.migration [None req-e9343602-7988-4c77-9d2b-57709224d8b2 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.