Centos7基础优化

更改计算机名

hostnamectl set-hostname centos7

IP调整

vi /etc/sysconfig/network-scripts/ifcfg-ens32

TYPE="Ethernet"
BOOTPROTO="none"
IPADDR="192.168.1.231"
PREFIX="24"
GATEWAY="192.168.1.1"
DNS1=8.8.8.8
NAME="ens32"
DEVICE="ens32"
ONBOOT="yes"

yum 源

yum install wget -y
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo
yum clean all
yum makecache

同步时间

yum install ntp -y
/usr/sbin/ntpdate cn.pool.ntp.org
echo "* 4 * * * /usr/sbin/ntpdate cn.pool.ntp.org > /dev/null 2>&1" >> /var/spool/cron/root
systemctl  restart crond.service

禁用selinux & 关闭防火墙

sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
setenforce 0

systemctl disable firewalld.service 
systemctl stop firewalld.service 

安装编译&常用环境

yum -y install vim
yum -y install lrzsz
yum -y install net-tools 
yum -y install perl gcc make kernel-headers kernel-devel
yum -y install gcc gcc-c++ gcc-g77 make unzip automake openssl openssl-devel curl curl-devel pcre-devel