Oracle 11g RAC操作DBCA期间报ORA-04031错误

DBCA建库期间，系统报以下错误信息：

ORA-04031:unable to allocate 1572864 bytes of shared memory ("shared pool","unknown object","sga heap(1,0)","kks stbkt")

解决方案：

# vi /etc/sysctl.conf
kernel.shmmax = 4398046511104

# /sbin/sysctl -p

重新启动DBCA创建库即可。