+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-02 07:22:15.831 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-02 07:22:16.179 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-02 07:22:16.182 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-02 07:22:16.185 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-02 07:22:16.188 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-02 07:22:16.191 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-02 07:22:16.195 1 INFO cinder.rpc [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-02 07:22:16.278 1 WARNING oslo_config.cfg [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] 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.
2026-06-02 07:22:16.279 1 WARNING oslo_config.cfg [None req-0b241e6c-52d8-4555-ae5a-b55afee26172 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-02 07:22:16.287 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-02 07:22:16.315 1 INFO cinder.backup.manager [None req-8b19a75c-97a0-4060-92d3-85e6ac9776f3 - - - - - -] Cleaning up incomplete backup operations.
2026-06-02 07:22:16.361 1 INFO cinder.keymgr.migration [None req-ceaeb6ba-e860-4fd1-b654-d3c259d70bc1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.