Ubuntu armhf的源

本文介绍了如何在树莓派上优化Ubuntu14.04的源设置,通过添加国外镜像源来提高APT更新速度,避免了使用本地源时的慢速问题。

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在树莓派上装了Ubuntu 14.04

自带的源在http://ports.ubuntuo.org/ 速度奇慢无比

但由于armhf的源实在稀少,国内反正是没找到

只找到两个国外的,希望能稍微提升点速度吧


方法:

在/etc/apt/source.list.d/中添加文件trusty_source.list,内容:

deb http://mirrors.mit.edu/ubuntu-ports/ trusty main restricted universe multiverse
deb http://mirrors.mit.edu/ubuntu-ports/ trusty-updates main restricted universe multiverse
deb http://mirrors.mit.edu/ubuntu-ports/ trusty-security main restricted universe multiverse
deb http://mirrors.mit.edu/ubuntu-ports/ trusty-backports main restricted universe multiverse
deb http://mirror.csclub.uwaterloo.ca/ubuntu-ports/ trusty main restricted universe multiverse
deb http://mirror.csclub.uwaterloo.ca/ubuntu-ports/ trusty-updates main restricted universe multiverse
deb http://mirror.csclub.uwaterloo.ca/ubuntu-ports/ trusty-security main restricted universe multiverse
deb http://mirror.csclub.uwaterloo.ca/ubuntu-ports/ trusty-backports main restricted universe multiverse

然后执行

sudo apt-get update 




你可以按照以下步骤更换Ubuntu的软件,然后再下载tensorflow-lite armhf: 1. 打开终端,输入以下命令备份原始的软件列表文件: ``` sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak ``` 2. 编辑软件列表文件,将所有的地址更换为国内的镜像站点。以清华大学的镜像站点为例,可以运行以下命令: ``` sudo gedit /etc/apt/sources.list ``` 然后将文件中的所有地址替换为以下内容: ``` 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 ``` 3. 更新软件列表: ``` sudo apt-get update ``` 4. 安装tensorflow-lite armhf: ``` sudo apt-get install tensorflow-lite:armhf ``` 如果提示找不到该软件包,请尝试运行以下命令更新软件包列表: ``` sudo apt-get update ``` 然后再尝试安装tensorflow-lite armhf
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