root@qwerty:/home/wsh/observer# obd cluster start test Get local repositories and plugins ok Open ssh connection ok Cluster param config check ok Check before start observer x [WARN] (127.0.0.1) clog and data use the same disk (/) [ERROR] (127.0.0.1) / not enough disk space for clog. Use redo_dir to set other disk for clog, or reduce the value of datafile_size