+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-21 03:29:34.108 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-21 03:29:34.402 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-21 03:29:34.406 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-21 03:29:34.409 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-21 03:29:34.412 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-21 03:29:34.415 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-21 03:29:34.418 1 INFO cinder.rpc [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-21 03:29:34.501 1 WARNING oslo_config.cfg [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] 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.
2026-05-21 03:29:34.503 1 WARNING oslo_config.cfg [None req-ba062904-fa78-4864-9c84-aea772bfeee6 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-21 03:29:34.516 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-21 03:29:34.545 1 INFO cinder.backup.manager [None req-e61adbea-5a62-4b72-84e9-565ea640d774 - - - - - -] Cleaning up incomplete backup operations.
2026-05-21 03:29:34.617 1 INFO cinder.keymgr.migration [None req-71fc8537-ab07-41ab-9dba-c995a0f0edaa - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.