更换/etc/apt/sources.list文件里的源
- 备份源列表
Ubuntu配置的默认源并不是国内的服务器,下载更新软件都比较慢。首先备份源列表文件sources.list:
首先备份源列表
sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup
- 打开sources.list文件修改
选择合适的源,替换原文件的内容,保存编辑好的文件, 以阿里云更新服务器为例(可以分别测试阿里云、清华、中科大、163源的速度,选择最快的):
打开sources.list文件
sudo gedit /etc/apt/sources.list
编辑/etc/apt/sources.list文件, 在文件最前面添加阿里云镜像源:
阿里源
deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
- 刷新列表
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install build-essential