1)备份
cd /etc/apt
sudo cp sources.list sources.list.backup
2)替换国内源,修改sources.list
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-backports main restricted universe multiverse
3) 更新
sudo apt-get update
本文详细介绍如何在Ubuntu系统中更换软件源至阿里云镜像,包括备份原sources.list文件,修改并替换为国内源,以及完成源更换后的系统更新操作。
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