+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 07:22:15.090 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 07:22:15.319 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 07:22:15.322 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-05 07:22:15.325 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 07:22:15.327 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-05 07:22:15.330 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 07:22:15.334 1 INFO cinder.rpc [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 07:22:15.384 1 WARNING oslo_config.cfg [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] 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.
2026-05-05 07:22:15.385 1 WARNING oslo_config.cfg [None req-b13f89b3-a015-4b28-a36d-d07e9a382394 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 07:22:15.396 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-05 07:22:15.414 1 INFO cinder.backup.manager [None req-1ebe6f93-8346-4f62-bb70-511a17807bfb - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 07:22:15.546 1 INFO cinder.keymgr.migration [None req-67313fbe-6e3c-4384-92af-14fec18b5100 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.