+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-11 17:21:50.132 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-11 17:21:50.415 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-11 17:21:50.419 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-11 17:21:50.421 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-11 17:21:50.426 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-11 17:21:50.429 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-11 17:21:50.432 1 INFO cinder.rpc [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-11 17:21:50.515 1 WARNING oslo_config.cfg [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] 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.
2026-03-11 17:21:50.517 1 WARNING oslo_config.cfg [None req-a3967881-4624-4cf5-9d98-233ee47eb8fd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-11 17:21:50.527 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-11 17:21:50.556 1 INFO cinder.backup.manager [None req-8688077f-c5b3-4d34-90ab-c2d10055e95d - - - - - -] Cleaning up incomplete backup operations.
2026-03-11 17:21:50.630 1 INFO cinder.keymgr.migration [None req-10bc29e7-50a2-4055-a413-d9ef29e8fdec - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.