+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-07 03:48:07.890 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-07 03:48:08.123 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-07 03:48:08.126 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-07 03:48:08.128 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-07 03:48:08.131 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-07 03:48:08.134 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-07 03:48:08.137 1 INFO cinder.rpc [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-07 03:48:08.198 1 WARNING oslo_config.cfg [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] 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.
2026-05-07 03:48:08.199 1 WARNING oslo_config.cfg [None req-b49d141e-c34e-4f87-b56a-360c27102af9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-07 03:48:08.212 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-07 03:48:08.231 1 INFO cinder.backup.manager [None req-13f8632c-a5b8-4070-9ae3-0f3a4bb4cf2f - - - - - -] Cleaning up incomplete backup operations.
2026-05-07 03:48:08.390 1 INFO cinder.keymgr.migration [None req-d34dba26-d23d-42dc-9144-192a56015bbb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.