+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-24 23:23:06.779 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-24 23:23:07.058 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-24 23:23:07.060 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-24 23:23:07.062 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-24 23:23:07.064 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-24 23:23:07.067 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-24 23:23:07.070 1 INFO cinder.rpc [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-24 23:23:07.157 1 WARNING oslo_config.cfg [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] 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.
2026-07-24 23:23:07.158 1 WARNING oslo_config.cfg [None req-92fd117d-258d-4754-8c50-2f3283ea9a6c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-24 23:23:07.166 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-24 23:23:07.193 1 INFO cinder.backup.manager [None req-1fe34745-e590-4e14-bf2e-f0e3838345a4 - - - - - -] Cleaning up incomplete backup operations.
2026-07-24 23:23:07.255 1 INFO cinder.keymgr.migration [None req-dded5f3c-695a-4d91-9a23-df84ecbc8b72 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.