</p>
<p>1.安装aria2。</p>
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<h2> </h2>
<h2>现在很多笔记本/超极本中都同时安装有SSD固态与HDD机械硬盘。在日常使用中机械盘的使用频率是非常低的。本文介绍如何自动关闭机械盘节电。</h2>
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<h3>预备知识</h3>
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<p>我们使用的命令是hdparm。详细说明可在命令行中执行 man hdparm.</p>
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<p>-S参数可以设置磁盘进入待命状态 (Standby/Spindown)的超时时间。该值用以确定磁盘在处于无活动状态多长时间后关闭旋转电机。</p>
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<h3></h3>
<h3>Install</h3>
qBittorrent is now available in official Ubuntu repositories. More up-to-date packages are published on our stable and unstable PPAs. The stable PPA supports Ubuntu 14.04 LTS (only the libtorrent-rasterbar package), 16.04 LTS, 17.04, 17.10 and 18.04 LTS.
Quick instructions To use these PPAs please use the following command and make sure your version is supported: