window 10 bash 14.04 升级至16.04

1、获取root权限

sudo passwd root
su root

2、把所有包升级至 14.04 的最新版

aptitude update
aptitude full-upgrade -y

3、更改更新源为16.04

vim /etc/apt/sources.list
# 清空文件后粘贴如以下代码：
deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ xenial-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ xenial main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ xenial-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse
# :wq 保存退出

4、升级至 16.04

aptitude update
aptitude safe-upgrade -y
#注1：升级过程中会提示你重启服务（restart services），选yes
#注2：还会出现文件冲突，保留当前版本（current version）即可，输入N

5、把所有包升级至 16.04 (xenial) 的最新版，并重装丢失的aptitude包，最后清理无用包

apt-get dist-upgrade
apt-get install aptitude
apt-get autoremove