+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-04 06:56:11.059 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-04 06:56:11.342 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-04 06:56:11.345 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-04 06:56:11.347 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-04 06:56:11.349 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-04 06:56:11.352 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-04 06:56:11.355 1 INFO cinder.rpc [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-04 06:56:11.416 1 WARNING oslo_config.cfg [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] 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.
2026-06-04 06:56:11.417 1 WARNING oslo_config.cfg [None req-5c30200b-bb91-4d15-9b26-69f5ed5b51c6 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-04 06:56:11.426 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-04 06:56:11.451 1 INFO cinder.backup.manager [None req-3841a930-cf2a-4695-9c7a-dbf0171d3f72 - - - - - -] Cleaning up incomplete backup operations.
2026-06-04 06:56:11.497 1 INFO cinder.keymgr.migration [None req-83de5947-a95b-49e7-931b-8d4c950d8359 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.