国内有很多Ubuntu的镜像源,包括阿里的、网易的,还有很多教育网的源,比如:清华源、中科大源。
我们这里以华为云软件源为例讲解如何修改Ubuntu 18.04里面默认的源。
1.备份配置文件,以防万一(备份是一个良好习惯)
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
2、修改sources.list文件,将archive.ubuntu.com和security.ubuntu.com替换成repo.huaweicloud.com,可以参考如下命令:
sudo sed -i "s@http://.*archive.ubuntu.com@http://repo.huaweicloud.com@g" /etc/apt/sources.list sudo sed -i "s@http://.*security.ubuntu.com@http://repo.huaweicloud.com@g" /etc/apt/sources.list
或直接修改sources.list内容为(二选一即可):
deb http://repo.huaweicloud.com/ubuntu/ bionic main restricted universe multiverse #deb-src http://repo.huaweicloud.com/ubuntu/ bionic main restricted universe multiverse deb http://repo.huaweicloud.com/ubuntu/ bionic-security main restricted universe multiverse #deb-src http://repo.huaweicloud.com/ubuntu/ bionic-security main restricted universe multiverse deb http://repo.huaweicloud.com/ubuntu/ bionic-updates main restricted universe multiverse #deb-src http://repo.huaweicloud.com/ubuntu/ bionic-updates main restricted universe multiverse deb http://repo.huaweicloud.com/ubuntu/ bionic-proposed main restricted universe multiverse #deb-src http://repo.huaweicloud.com/ubuntu/ bionic-proposed main restricted universe multiverse deb http://repo.huaweicloud.com/ubuntu/ bionic-backports main restricted universe multiverse #deb-src http://repo.huaweicloud.com/ubuntu/ bionic-backports main restricted universe multiverse
3、执行更新索引和更新软件
sudo apt update sudo apt upgrade
4、到此完成国内源更新。