dpkg error
dpkg status database is locked by another process
# 大致思想是：首先将dpkg这个进程杀掉，之后将/dpkg/lock 移除；接着按中断给的提示去执行即可。
ps -ef | grep apt
ps -ef | grep dpkg
rm /var/lib/dpkg/lock
rm /var/lib/dpkg/lock-frontend
rm /var/cache/apt/archives/lock
sudo dpkg --configure -a