yum配置阿里云镜像 ubuntu
时间: 2025-05-18 19:04:05 浏览: 15
### 配置错误说明
需要注意的是,在 Ubuntu 系统中并不使用 `yum` 来管理软件包,而是采用 `apt-get` 或者更高级别的工具如 `aptitude` 和图形界面下的 Software Center。因此不存在于 Ubuntu 上配置 Yum 的情况。
对于希望加速 Ubuntu 软件源获取速度的情况,可以通过更改 APT 源至阿里云来实现这一目标[^3]。
#### 更改APT源到阿里云的方法如下:
1. 备份原始 sources.list 文件:
```bash
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
```
2. 编辑 `/etc/apt/sources.list` 文件或者创建一个新的列表文件用于覆盖默认设置:
```bash
sudo nano /etc/apt/sources.list
```
3. 将原有内容替换为适合当前系统的阿里云镜像地址。例如针对最新的 LTS 版本 (假设为 20.04),应写入如下行:
```
deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
```
4. 更新本地索引并验证变更效果:
```bash
sudo apt update && sudo apt upgrade -y
cat /etc/apt/sources.list
```
通过上述操作即可完成将 Ubuntu 默认的 APT 源切换成阿里云提供的更快捷稳定的国内镜像站点的工作。
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