+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 17:17:58.121 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 17:17:58.349 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 17:17:58.352 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-27 17:17:58.355 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 17:17:58.358 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-27 17:17:58.362 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 17:17:58.371 1 INFO cinder.rpc [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 17:17:58.488 1 WARNING oslo_config.cfg [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] 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.
2026-02-27 17:17:58.489 1 WARNING oslo_config.cfg [None req-f15354ef-7a4a-4fb6-9b41-50f322ea3795 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 17:17:58.499 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-02-27 17:17:58.516 1 INFO cinder.backup.manager [None req-b97454a9-53b4-426c-a3d0-029446d57725 - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 17:17:58.568 1 INFO cinder.keymgr.migration [None req-d91d70d9-ec37-4972-902e-7be516c63a63 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.