Linux mint 系统升级

1.先百度下linux mint 和bantu 的最新版本代号

2.在/etc/apt/source.list.d/ 下的source.list文件中 把最新的代号替换旧的代号

3.执行 apt-get update 和apt-get dist-upgrade

4.在source.list 文件中 最前面的地址是存放 linux mint 独有的一些程序和包，后面的163源存放的ubuntu 和 linux mint 共用的一些程序和包 最后面的是ubuntu 的一些合作 伙伴的程序 包

deb http://packages.linuxmint.com/ petra main upstream import

deb http://security.ubuntu.com/ubuntu/ saucy-security main restricted universe multiverse

deb http://archive.canonical.com/ubuntu/ saucy partner

deb http://mirrors.163.com/ubuntu/ saucy main restricted

deb-src http://mirrors.163.com/ubuntu/ saucy main restricted

deb http://mirrors.163.com/ubuntu/ saucy-updates main restricted

deb-src http://mirrors.163.com/ubuntu/ saucy-updates main restricted

deb http://mirrors.163.com/ubuntu/ saucy universe

deb-src http://mirrors.163.com/ubuntu/ saucy universe

deb http://mirrors.163.com/ubuntu/ saucy-updates universe

deb-src http://mirrors.163.com/ubuntu/ saucy-updates universe

deb http://mirrors.163.com/ubuntu/ saucy multiverse

deb-src http://mirrors.163.com/ubuntu/ saucy multiverse

deb http://mirrors.163.com/ubuntu/ saucy-updates multiverse

deb-src http://mirrors.163.com/ubuntu/ saucy-updates multiverse

deb http://mirrors.163.com/ubuntu/ saucy-backports main restricted universe multiverse

deb-src http://mirrors.163.com/ubuntu/ saucy-backports main restricted universe multiverse

deb http://mirrors.163.com/ubuntu/ saucy-security main restricted

deb-src http://mirrors.163.com/ubuntu/ saucy-security main restricted

deb http://mirrors.163.com/ubuntu/ saucy-security universe

deb-src http://mirrors.163.com/ubuntu/ saucy-security universe

deb http://mirrors.163.com/ubuntu/ saucy-security multiverse

deb-src http://mirrors.163.com/ubuntu/ saucy-security multiverse

deb http://extras.ubuntu.com/ubuntu saucy main