+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 07:08:52.223 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 07:08:52.505 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 07:08:52.507 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 07:08:52.509 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 07:08:52.511 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-21 07:08:52.514 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 07:08:52.516 1 INFO cinder.rpc [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 07:08:52.589 1 WARNING oslo_config.cfg [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] 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.
2026-07-21 07:08:52.590 1 WARNING oslo_config.cfg [None req-f23e6728-455b-4de8-8deb-fe30bd528436 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 07:08:52.600 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-21 07:08:52.622 1 INFO cinder.backup.manager [None req-82a6cb63-ae4a-446b-86df-a7b16b5a2576 - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 07:08:52.679 1 INFO cinder.keymgr.migration [None req-872628de-5754-4f5d-8189-eef36568c28c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.