+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-03 19:21:29.502 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-03 19:21:29.804 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-03 19:21:29.806 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-03 19:21:29.808 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-03 19:21:29.811 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-03 19:21:29.813 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-03 19:21:29.815 1 INFO cinder.rpc [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-03 19:21:29.890 1 WARNING oslo_config.cfg [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] 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.
2026-03-03 19:21:29.891 1 WARNING oslo_config.cfg [None req-64f7cdef-a9e4-4952-8b19-ee74fde28b6e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-03 19:21:29.905 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-03 19:21:29.936 1 INFO cinder.backup.manager [None req-fe27bec6-89e2-4611-9d16-14bca06aba45 - - - - - -] Cleaning up incomplete backup operations.
2026-03-03 19:21:29.994 1 INFO cinder.keymgr.migration [None req-70d6060d-f852-4ed4-802d-28b20a3a2523 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.