+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-22 16:45:57.317 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-22 16:45:57.644 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-22 16:45:57.647 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-22 16:45:57.649 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-22 16:45:57.651 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-22 16:45:57.653 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-22 16:45:57.655 1 INFO cinder.rpc [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-22 16:45:57.722 1 WARNING oslo_config.cfg [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] 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.
2026-06-22 16:45:57.724 1 WARNING oslo_config.cfg [None req-36f45dba-1c5e-4632-90a9-359782106209 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-22 16:45:57.732 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-22 16:45:57.761 1 INFO cinder.backup.manager [None req-8583c765-fda2-4275-a709-a30c83c5dc27 - - - - - -] Cleaning up incomplete backup operations.
2026-06-22 16:45:57.828 1 INFO cinder.keymgr.migration [None req-84c9bd59-e4c7-4de4-95cb-4871a6532235 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.