1 环境变量设置:
sudo_user=fy
2 实时备份工具
rsync,drdb 和inotify
3 初始化主机:
1.1防火墙:
sed -i ‘s/^SELINUX=.*/SELINUX=disabled/g’ /etc/selinux/config
chkconfig iptables off
1.2精简启动程序:
chkconfig |egrep -v “crond|ssh|nework|rsyslog|sysstat”|awk ‘{print “chkconfig”,$1,”off”}’|bash
chkconfig –list|grep 3:on
1.2权限设置:
cp /etc/sudoers /etc/suders.ori
echo ” ${sudo_user} ALL=(ALL) NOPASSWD:ALL ” >> /etc/sudoers
visudo -c
1.3中文字符设置
cp /etc/sysconfig/i18n /etc/sysconfig/i18n.ori
echo ‘LANG=”zh_CN.UTF-8”’ >> /etc/sysconfig/i18n
SOURCE /etc/sysconfig/i18n
echo $LANG
1.4时间同步:
计划任务中设置时间同步
1.5令记录:
echo ‘export TMOUT=300’ >> /etc/profile
echo ‘export HISTSIZE=5’ >> /etc/profile
echo ‘export HISTFILESIZE=5’ >> /etc/profile
SOURCE /etc/profile
1.6文件描述符:
echo “* - nofile 65535” >> /etc/security/limits.conf
1.7内核优化:
1.6系统打补丁