Ubuntu apt-get 换源(阿里源)

本文详细介绍如何将Ubuntu系统的软件源更换为阿里云提供的高速镜像源,包括备份原有源列表、编辑源列表文件并替换为阿里云源、更新及升级软件包等步骤。

首先,备份现有源

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

其次,打开源列表

sudo vim /etc/apt/sources.list
sudo gedit /etc/apt/sources.list

再次,清除文件内容,添加阿里源,保存文件

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

最后,更新源

sudo apt-get update
sudo apt-get upgrade

作者:Chihwei_hsu
来源:http://chihweihsu.com
Github:https://github.com/HsuChihwei

虽然给定引用未明确最新的 apt-get 换源方法,但可以从原理上介绍一般流程。 首先,备份原有的列表文件,避免操作失误后无法恢复。通常列表文件为 `/etc/apt/sources.list`,可以使用以下命令备份: ```bash sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak ``` 然后,选择合适的镜像。常见的镜像阿里云、清华等。例如,若要使用阿里云镜像,可编辑 `/etc/apt/sources.list` 文件,将其中内容替换为阿里云对应的镜像内容。 对于 Ubuntu 22.04 系统,阿里云镜像配置如下: ```plaintext deb http://mirrors.aliyun.com/ubuntu/ jammy main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ jammy-security main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ jammy-updates main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ jammy-proposed main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ jammy-backports main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ jammy main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ jammy-security main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ jammy-updates main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ jammy-proposed main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ jammy-backports main restricted universe multiverse ``` 可以使用以下命令编辑文件: ```bash sudo nano /etc/apt/sources.list ``` 将上述内容复制到文件中,保存并退出(按 `Ctrl + X`,然后按 `Y`,最后按 `Enter`)。 最后,更新列表和软件包: ```bash sudo apt-get update sudo apt-get upgrade ```
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