+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-28 04:27:11.640 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-28 04:27:11.856 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-28 04:27:11.858 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-08-28 04:27:11.861 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-28 04:27:11.863 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-28 04:27:11.866 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-28 04:27:11.869 1 INFO cinder.rpc [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-28 04:27:11.923 1 WARNING oslo_config.cfg [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] 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.
2026-08-28 04:27:11.924 1 WARNING oslo_config.cfg [None req-81c9f4ee-0413-462b-ad24-cbd05e9a92e7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-28 04:27:11.933 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.9)
2026-08-28 04:27:11.950 1 INFO cinder.backup.manager [None req-3355f89e-47b7-480e-84ec-85a5f3998138 - - - - - -] Cleaning up incomplete backup operations.
2026-08-28 04:27:12.212 1 INFO cinder.keymgr.migration [None req-fb6a714a-5e0b-419f-9cc4-6ee71aa614e7 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.