ubuntu换源

一. 介绍

Ubuntu刚开机时软件源是国外的，所以为了更好更快的体验我们需要进行换源操作。同时更换软件源与pip源。

二. 换源

• 备份系统源文件

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak

• 编辑sources.list文件

sudo gedit /etc/apt/sources.list

• 获取镜像源
  • 清华塬最新源获取地址
• 替换原有镜像源
  • 当前清华源镜像源如下，更新请前往官网获取最新镜像源

# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse

# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse
# # deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security main restricted universe multiverse

deb http://ports.ubuntu.com/ubuntu-ports/ jammy-security main restricted universe multiverse
# deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-security main restricted universe multiverse

# 预发布软件源，不建议启用
# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-proposed main restricted universe multiverse
# # deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-proposed main restricted universe multiverse

• 更新软件源

sudo apt update