MEMORY=`grep MemTotal /proc/meminfo |awk '{print $2}'`
MEMLOCK=$[$MEMORY*91/100]
sed -i '/oracle/d' /etc/security/limits.conf
sed -i '$ioracle soft nproc 2047' /etc/security/limits.conf
sed -i '$ioracle hard nproc 16384' /etc/security/limits.conf
sed -i '$ioracle soft nofile 1024' /etc/security/limits.conf
sed -i '$ioracle hard nofile 65536' /etc/security/limits.conf
sed -i '$ioracle soft stack 10240' /etc/security/limits.conf
sed -i '$ioracle hard stack 32768' /etc/security/limits.conf
sed -i '$ioracle soft memlock '$MEMLOCK /etc/security/limits.conf
sed -i '$ioracle hard memlock '$MEMLOCK /etc/security/limits.conf
