Ubuntu 18.04修改apt仓库源为阿里云

本文介绍如何优化Ubuntu18.04的apt仓库源,以解决网络卡顿问题。通过备份并替换默认仓库源为阿里云、网易、中科大或清华源,提升软件包下载速度。

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平常在安装东西的时候总出现网络卡顿的情况,其实再好的网络环境都会出现卡顿(如果不调整自己的仓库源的话)。咱们今天就来调整下Ubuntu18.04的apt仓库源。
这里多唠叨几句,apt仓库源就像centos里的yum源,国内访问这些默认的环境通常会很慢,好的是国内的大企业都公开了自己的仓库源,如阿里、网易等。

一、备份原来的仓库源

ubuntu 的apt仓库源配置文件地址是/etc/apt/ (简直跟centos的yum是一个位置/etc/yum.d/

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

https://blog.youkuaiyun.com/a925907195/article/details/77990845

二、替换阿里云sources.list配置文件

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

替换完成后,执行如下命令完成更新:

sudo apt-get update
sudo apt-get upgrade

三、其他仓库源

3.1 网易源

deb http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse

3.2 中科大源

deb https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse

3.3 清华源

deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
### 更改 Ubuntu 18.04APT 软件阿里云 对于希望加速软件包下载并增强稳定性的用户来说,在 Ubuntu 18.04 中更改为阿里云的国内官方镜像是一个不错的选择。 #### 备份原始 `sources.list` 文件 为了避免可能发生的错误,建议先备份现有的 `/etc/apt/sources.list` 文件。这可以通过命令行完成: ```bash sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak ``` #### 编辑新的 `sources.list` 文件 接下来,需要编辑或创建一个新的 sources.list 文件来指向阿里云的服务器地址。可以使用任何文本编辑工具来进行这项工作;这里推荐使用 gedit 或 nano 这样的简单编辑器: ```bash sudo gedit /etc/apt/sources.list ``` 或者如果偏好于终端内的编辑器,则可以选择 nano: ```bash sudo nano /etc/apt/sources.list ``` #### 更新 `sources.list` 内容 在打开后的文件中输入如下内容以指定阿里云作为新的APT仓库位置[^1]: ```plaintext deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse deb-src 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-backports main restricted universe multiverse ``` 保存修改过的文件后退出编辑器。 #### 应用更改并更新系统 最后一步是让这些改动生效,并同步最新的软件包信息到本地缓存库中去。通过运行以下两个指令实现这一点: ```bash sudo apt-get update && sudo apt-get upgrade -y ``` 上述操作完成后,Ubuntu 将会从阿里云获取所需的软件资了[^2]。
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