Ubuntu--更改国内镜像源

1.备份

sudo cp /etc/apt/sources.list /etc/apt/sources.bak1

#第一个参数时拷贝的文件路径和文件名称,第二个是拷贝到(粘贴)的文件路径和文件名

2.更改权限

sudo chmod 777 /etc/apt/sources.list

3.更改镜像内容

清空原来的内容

/etc/apt/sources.list

sudo vi /etc/apt/sources.list

 1 #阿里源
 2 deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
 3 deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
 4 deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
 5 deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
 6 deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
 7 deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
 8 deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
 9 deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
10 deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
11 deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
12 #网易源
13 deb http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse
14 deb http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse
15 deb http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse
16 deb http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse
17 deb http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse
18 deb-src http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse
19 deb-src http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse
20 deb-src http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse
21 deb-src http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse
22 deb-src http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse
23 #清华源
24 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
25 deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
26 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
27 deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
28 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
29 deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
30 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
31 deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
32 deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
33 deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
34 #中科大源
35 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse
36 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse
37 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
38 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
39 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
40 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
41 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
42 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
43 deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
44 deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse

 

4.更新源列表
sudo apt-get update
#这个命令,会访问源列表里的每个网址,并读取软件列表,然后保存在本地电脑。
我们在新立得软件包管理器里看到的软件列表,都是通过update命令更新的。

5.更新软件
sudo apt-get upgrade
#这个命令,会把本地已安装的软件,与刚下载的软件列表里对应软件进行对比,如果发现已安装的软件版本太低,
就会提示你更新。如果你的软件都是最新版本,会提示:
升级了 0 个软件包,新安装了 0 个软件包,要卸载 0 个软件包,有 0 个软件包未被升级。

posted on 2022-03-11 23:09  帅胡  阅读(743)  评论(0编辑  收藏  举报

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