+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-20 00:47:35.610 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-20 00:47:35.865 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-20 00:47:35.869 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-20 00:47:35.872 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-20 00:47:35.876 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-20 00:47:35.881 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-20 00:47:35.886 1 INFO cinder.rpc [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-20 00:47:35.948 1 WARNING oslo_config.cfg [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] 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.
2026-05-20 00:47:35.949 1 WARNING oslo_config.cfg [None req-7f148232-e767-406d-9ef0-9d1d8e13aeef - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-20 00:47:35.959 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-05-20 00:47:35.978 1 INFO cinder.backup.manager [None req-e9e90ee6-9a4e-46c1-a478-d0cd2c9ab212 - - - - - -] Cleaning up incomplete backup operations.
2026-05-20 00:47:36.157 1 INFO cinder.keymgr.migration [None req-bc2e6e6c-53b3-4462-a41f-a3851bf2bcae - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.