su - Oracle0403-030 The fork function failed. Too many PRocesses already exist.看来不是oracle的问题了# ps -ef|grep oracle|wc 126 1239 10614 # lsattr -E -l sys0 -a maxuproc maxuproc 128 Maximum number of PROCESSES allowed per user True # chdev -l sys0 -a maxuproc='800' sys0 changed问题解决