17.Debian版本升级

转自整理：https://www.myvoipapp.com/blogs/yxh/2015/06/11/debian7%E5%8D%87%E7%BA%A7%E5%88%B0debian8/

step1：关闭已经运行的一些服务器程序，例如apache，mysql等

 

step2：更新当前版本，也就是sudo apt-get update以及sudo apt-get upgrade即可

 

step3：修改/etc/apt/sources.list文件，将wheezy替换成jessie，例如下面就是目前生产环境上的配置：

 

deb http://mirrors.aliyun.com/debian/ jessie main non-free contrib
deb http://mirrors.aliyun.com/debian/ jessie-proposed-updates main non-free contrib
deb-src http://mirrors.aliyun.com/debian/ jessie main non-free contrib
deb-src http://mirrors.aliyun.com/debian/ jessie-proposed-updates main non-free contrib

deb http://mirrors.aliyun.com/debian-security/ jessie/updates main non-free contrib
deb-src http://mirrors.aliyun.com/debian-security/ jessie/updates main non-free contrib

deb http://http.us.debian.org/debian/ jessie main contrib non-free
deb http://security.debian.org/ jessie/updates main contrib non-free

step4：更新系统。依次执行下述命令即可：

sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-upgrade