#!/bin/bash
sed -i "/^ulimit -SHn.*/d" /etc/rc.local
echo "ulimit -SHn 102400" >> /etc/rc.local sed -i "/^ulimit -s.*/d" /etc/profile
sed -i "/^ulimit -c.*/d" /etc/profile
sed -i "/^ulimit -SHn.*/d" /etc/profile cat >> /etc/profile << EOF
#
#
#
ulimit -c unlimited
ulimit -s unlimited
ulimit -SHn 102400
EOF source /etc/profile
ulimit -a
cat /etc/profile | grep ulimit
echo -e "\033[31m hosts ok \033[0m" if [ ! -f "/etc/security/limits.conf.bak" ]; then
cp /etc/security/limits.conf /etc/security/limits.conf.bak
fi
sed -i "/^*.*soft.*nofile/d" /etc/security/limits.conf
sed -i "/^*.*hard.*nofile/d" /etc/security/limits.conf
sed -i "/^*.*soft.*nproc/d" /etc/security/limits.conf
sed -i "/^*.*hard.*nproc/d" /etc/security/limits.conf
cat >> /etc/security/limits.conf << EOF
#
#
#
#
#---------custom-----------------------
#
* soft nofile 65535
* hard nofile 65535
* soft nproc 65535
* hard nproc 65535
EOF
cat /etc/security/limits.conf | grep "^* .*"
echo -e "\033[31m limits ok \033[0m"
sleep 1
最后使用ulimit -a 可能看着没改变，可以在使用一次 source /etc/profile