+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-30 02:57:00.983 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-30 02:57:01.318 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-30 02:57:01.322 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-30 02:57:01.324 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-30 02:57:01.327 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-30 02:57:01.329 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-30 02:57:01.332 1 INFO cinder.rpc [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-30 02:57:01.406 1 WARNING oslo_config.cfg [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] 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.
2026-09-30 02:57:01.407 1 WARNING oslo_config.cfg [None req-77413d85-3c40-4330-8f35-b7c7c6764afb - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-30 02:57:01.416 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.0)
2026-09-30 02:57:01.444 1 INFO cinder.backup.manager [None req-c4105092-130c-44ad-9d9e-51334d10be4d - - - - - -] Cleaning up incomplete backup operations.
2026-09-30 02:57:01.517 1 INFO cinder.keymgr.migration [None req-48d5b1e0-a5df-468b-8273-8a2a4fa698ed - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.