+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-30 18:42:28.336 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-30 18:42:28.633 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-30 18:42:28.635 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-30 18:42:28.638 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-30 18:42:28.640 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-30 18:42:28.644 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-30 18:42:28.647 1 INFO cinder.rpc [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-30 18:42:28.710 1 WARNING oslo_config.cfg [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] 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.
2026-06-30 18:42:28.711 1 WARNING oslo_config.cfg [None req-320f8952-2f81-4035-83ce-a7a0804d9639 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-30 18:42:28.721 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-30 18:42:28.747 1 INFO cinder.backup.manager [None req-e11d091e-657e-420c-b335-6e4597c3e9e9 - - - - - -] Cleaning up incomplete backup operations.
2026-06-30 18:42:28.821 1 INFO cinder.keymgr.migration [None req-64eb2272-3972-45b6-8154-c25c39c3a346 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.