CentOS6与7区别整理

(1)桌面系统

[CentOS6] GNOME 2.x

[CentOS7] GNOME 3.x（GNOME Shell）

(2)文件系统

[CentOS6] ext4

[CentOS7] xfs

(3)内核版本

[CentOS6] 2.6.x-x

[CentOS7] 3.10.x-x

(4)防火墙

[CentOS6] iptables

[CentOS7] firewalld

(5)默认数据库

[CentOS6] MySQL

[CentOS7] MariaDB

(6)主机名

[CentOS6] /etc/sysconfig/network

[CentOS7] /etc/hostname

(7)修改时间

[CentOS6]

$ vim /etc/sysconfig/clock

ZONE="Asia/Tokyo"

UTC=fales

$ sudo ln -s /usr/share/zoneinfo/Asia/Tokyo /etc/localtime

[CentOS7]

$ timedatectl set-timezone Asia/Tokyo

$ timedatectl status

(8)修改地区

[CentOS6]

$ vim /etc/sysconfig/i18n

LANG="ja_JP.utf8"

$ /etc/sysconfig/i18n

$ locale

[CentOS7]

$ localectl set-locale.utf8

$ localectl status

(9)服务管理

[CentOS6]

$ service service_name start

$ service service_name stop

$ service sshd restart/status/reload

[CentOS7]

$ systemctl start service_name

$ systemctl stop service_name

$ systemctl restart/status/reload sshd

(10)网络

1）网络信息

[CentOS6]

$ netstat

$ netstat -I

$ netstat -n

[CentOS7]

$ ip n

$ ip -s l

$ ss

2）IP地址MAC地址

[CentOS6]

$ ifconfig -a

[CentOS7]

$ ip address show

3）路由

[CentOS6]

$ route -n

$ route -A inet6 -n

[CentOS7]

$ ip route show

$ ip -6 route show