CentOS 基本操作

修改更新源

cd /etc/yum.repos.dmkdir bakmv * bak/wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repowget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-6.repoyum clean allyum makecache

标准软件

yum install -y ncyum install -y gccyum groupinstall -y "Development Tools"yum install -y gitcd /usr/local/srcgit clone https://github.com/FiloSottile/axel.gitcd axel./configuremake make installcd /etc/sshsed -i '/GSSAPIAuthentication/d' sshd_configsed -i '/UseDNS/d' sshd_configecho 'GSSAPIAuthentication no' >> sshd_configecho 'UseDNS no' >> sshd_configservice sshd restart

网卡名字修改

/etc/udev/rules.d/70-persistent-net.rules  SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="08:00:27:eb:88:95", ATTR{type}=="1", KERNEL=="eth*", NAME="eth0"

网卡静态地址配置

## Configure eth0## vi /etc/sysconfig/network-scripts/ifcfg-eth0DEVICE="eth0"NM_CONTROLLED="yes"ONBOOT=yesHWADDR=A4:BA:DB:37:F1:04TYPE=EthernetBOOTPROTO=staticNAME="System eth0"UUID=5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03IPADDR=192.168.1.44NETMASK=255.255.255.0## Configure Default Gateway## vi /etc/sysconfig/networkNETWORKING=yesHOSTNAME=centos6GATEWAY=192.168.1.1## Restart Network Interface#/etc/init.d/network restart## Configure DNS Server## vi /etc/resolv.confnameserver 8.8.8.8      # Replace with your nameserver ipnameserver 192.168.1.1  # Replace with your nameserver ip

磁盘格式化

yum install -y xfsprogs-devel

时区调整

cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime修改为中国的东八区# vi /etc/sysconfig/clockZONE="Asia/Shanghai"UTC=falseARC=false

时钟同步

ntpdate asia.pool.ntp.org

配置主机名

假设机器名为XX1. 使用hostname XX给系统配置机器名2. 查看/etc/sysconfig/network， 确保HOSTNAME与上面配置的一致3. 确保 /etc/hosts文件里面有如下三行，至少有最后一行。127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4::1 localhost localhost.localdomain localhost6 localhost6.localdomain6192.168.0.111 XX