将“MAXUMEM”参数所在行的最后一列的值“524287”改为“52428700”
#/etc/conf/bin/idtune SHMMAX 409600000
#/etc/conf/bin/idtune MAXUMEM 52428700
#/etc/conf/bin/idtune NAIPRO 10
#/etc/conf/bin/idtune NAIOREQ 200
#/etc/conf/bin/idtune NAIOBUF 200
#/etc/conf/bin/idtune NAIOHBUF 500
#mkdev aio 增加一个aio
#shutdown –g0 –y