一、原理介紹
好處:從國內服務器下載APT軟件,速度快。
二、配置
我這里配置的是清華大學的鏡像服務器地址
https://mirrors.tuna.tsinghua.edu.cn/
1、備份文件
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
2、清空sources.list
echo '' > /etc/apt/sources.list
cat /etc/apt/sources.list
3、配置地址
# 默認注釋了源碼鏡像以提高 apt update 速度,如有需要可自行取消注釋
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiversedeb http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse
# deb-src http://security.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse# 預發布軟件源,不建議啟用
# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-proposed main restricted universe multiverse
# # deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-proposed main restricted universe multiverse
4、更新apt軟件
sudo apt-get update