+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-12 20:24:07.359 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-12 20:24:07.598 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-12 20:24:07.601 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-12 20:24:07.605 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-12 20:24:07.609 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-12 20:24:07.612 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-12 20:24:07.616 1 INFO cinder.rpc [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-12 20:24:07.671 1 WARNING oslo_config.cfg [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] 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.
2026-05-12 20:24:07.672 1 WARNING oslo_config.cfg [None req-5658bb18-484a-46bd-b93d-bbc687e06e6c - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-12 20:24:07.686 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-12 20:24:07.705 1 INFO cinder.backup.manager [None req-4a0c4ae5-f3d6-4827-ac38-1b89320156da - - - - - -] Cleaning up incomplete backup operations.
2026-05-12 20:24:07.831 1 INFO cinder.keymgr.migration [None req-60eb65e1-d07e-48f2-b175-7fb10f6e7960 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.