Virtual machine Simple One-click Initial optimization

#!/bin/sh

# #http://mirrors.aliyun.com/

Wget-o/etc/yum.repos.d/centos-base.repo Http://mirrors.aliyun.com/repo/Centos-6.repo

Yum Install Tree-y

grep keepcache/etc/yum.conf

Sed-i ' s/keepcache=0/keepcache=1/g '/etc/yum.conf

grep keepcache/etc/yum.conf

#关闭selinux:

Setenforce 0 #临时生效

Sed-i ' s#selinux=enforcing#selinux=disabled#g '/etc/selinux/config #永久生效

Setenforce 0

Sed-i ' S#selinux=enforcing#selinux=disabled#g '/etc/selinux/config

# #关闭防火墙

/etc/init.d/iptables stop

Chkconfig iptables off

Chkconfig--list iptables

#时间同步

/usr/sbin/ntpdate pool.ntp.org

echo ' #time sync by Lvnian at 2015-2-1 ' >>/var/spool/cron/root

Echo ' */10 * * * * */usr/sbin/ntpdate pool.ntp.org >/dev/null 2>&1 ' >>/var/spool/cron/root

Crontab-l

#hostname

Hostname $

Cp/etc/hosts/etc/hosts.bak

Cp/etc/sysconfig/network/etc/sysconfig/network.bak

Sed-i-E '/hostname=/d '-e "1ahostname=$1"/etc/sysconfig/network

This article is from the "Technology Change Destiny" blog, please be sure to keep this source http://lvnian.blog.51cto.com/7155281/1697324

Virtual machine Simple One-click Initial optimization