I think ... - mirrorhttps://blog.kmonsoor.com/2016-10-10T00:00:00+06:00Ubuntu - Update APT-GET Server to Use FastestĀ Mirror2016-10-10T00:00:00+06:002016-10-10T00:00:00+06:00Khaled Monsoortag:blog.kmonsoor.com,2016-10-10:/ubuntu-update-apt-get-server-to-use-fastest-mirror/<p>Updating Ubuntu from it’s default server takes too damn long. Give it a 10x boost.</p><h2 id="prelude">Prelude<a class="headerlink" href="#prelude" title="Permanent link">¶</a></h2>
<p>By default, Ubuntu sets the update server pointing to its own (<a href="http://archive.ubuntu.com">http://archive.ubuntu.com</a>). It is the safest bet for Ubuntu. But, that’s not the case for users, especially who are outside <span class="caps">USA</span>. To make it smoother as well as distribute the load, Ubuntu also provides a list of mirror sites. You can find the official mirror list <a href="https://launchpad.net/ubuntu/+archivemirrors">here</a>. </p>
<p>However, it needs some configuration.</p>
<h2 id="on-gui">On <span class="caps">GUI</span><a class="headerlink" href="#on-gui" title="Permanent link">¶</a></h2>
<p>Yes, you can do the selection on Ubuntu using its <span class="caps">GUI</span> tool. But, the problem is it don’t always work as you want.</p>
<blockquote>
<p>It works on geolocation, giving me the local server, which is waaaayy slower where I am. The network temporal distance is the important factor here, not spatial distance (<a href="http://askubuntu.com/a/9035/113604">http://askubuntu.com/a/9035/113604</a>)</p>
</blockquote>
<p><img alt="Ubuntu-select-update-server-GUI" src="http://i.imgur.com/sCWr0zrl.png"></p>
<h2 id="so-what-else-do-we-have">so, what else do we have ?<a class="headerlink" href="#so-what-else-do-we-have" title="Permanent link">¶</a></h2>
<p>I use a handy tool for this purpose to point me to the fastest server <span class="caps">FOR</span> <span class="caps">ME</span>. It’s <a href="https://github.com/jblakeman/apt-select">apt-select</a>.</p>
<p>To install it, i found this method most hassle-free. You may also try <code>pip install</code> method described on the repo’s <span class="caps">README</span> file.</p>
<div class="highlight"><pre><span></span><code><span class="linenos" data-linenos="1 "></span><span class="gp">$ </span>git clone https://github.com/jblakeman/apt-select.git
</code></pre></div>
<p>That’s it. Now to execute it, just run the “main” Python file.</p>
<div class="highlight"><pre><span></span><code><span class="linenos" data-linenos="1 "></span><span class="gp">$ </span><span class="nb">cd</span> apt-select
<span class="hll"><span class="linenos" data-linenos="2 "></span><span class="gp">$ </span>./apt-select.py -c -t <span class="m">3</span> -m one-week-behind
</span></code></pre></div>
<p>We are choosing here the best 3 mirrors(due to <code>-t 3</code>) which are at most <code>one week behind</code> from the main Ubuntu server. For general purposes, that’s good enough.</p>
<p>It will choose one using the latency <span class="amp">&</span> ping time, and also show servers’ bandwidth. Then the tool asks you to select new mirror from the <code>3</code> options came up. Usually, stick to the top option, hence <code>1</code>.
For example in my case, it shows:</p>
<div class="highlight"><pre><span></span><code><span class="hll"><span class="linenos" data-linenos=" 1 "></span><span class="gp">[khaled:~] $ </span>apt-select -c -t <span class="m">3</span> -m one-week-behind
</span><span class="linenos" data-linenos=" 2 "></span><span class="go">Getting list of mirrors...done.</span>
<span class="linenos" data-linenos=" 3 "></span><span class="go">Testing latency to mirror(s)</span>
<span class="linenos" data-linenos=" 4 "></span><span class="go">[3/3] 100%</span>
<span class="linenos" data-linenos=" 5 "></span><span class="go">Getting list of launchpad URLs...done.</span>
<span class="linenos" data-linenos=" 6 "></span><span class="go">Looking up 3 status(es)</span>
<span class="linenos" data-linenos=" 7 "></span><span class="go">[3/3] 100%</span>
<span class="linenos" data-linenos=" 8 "></span><span class="go">1. mirror.dhakacom.com (current)</span>
<span class="linenos" data-linenos=" 9 "></span><span class="go"> Latency: 1.89 ms</span>
<span class="linenos" data-linenos="10 "></span><span class="go"> Org: dhakaCom Limited</span>
<span class="linenos" data-linenos="11 "></span><span class="go"> Status: Up to date</span>
<span class="linenos" data-linenos="12 "></span><span class="go"> Speed: 1 Gbps</span>
<span class="linenos" data-linenos="13 "></span><span class="go">2. mirror.dhakacom.com</span>
<span class="linenos" data-linenos="14 "></span><span class="go"> Latency: 1.96 ms</span>
<span class="linenos" data-linenos="15 "></span><span class="go"> Org: dhakaCom Limited</span>
<span class="linenos" data-linenos="16 "></span><span class="go"> Status: Up to date</span>
<span class="linenos" data-linenos="17 "></span><span class="go"> Speed: 1 Gbps</span>
<span class="linenos" data-linenos="18 "></span><span class="go">3. archive.ubuntu.com</span>
<span class="linenos" data-linenos="19 "></span><span class="go"> Latency: 205.23 ms</span>
<span class="linenos" data-linenos="20 "></span><span class="go"> Org: Canonical Ltd.</span>
<span class="linenos" data-linenos="21 "></span><span class="go"> Status: Up to date</span>
<span class="linenos" data-linenos="22 "></span><span class="go"> Speed: 100 Mbps</span>
<span class="linenos" data-linenos="23 "></span><span class="go">Choose a mirror (1 - 3)</span>
<span class="linenos" data-linenos="24 "></span><span class="go">'q' to quit 1</span>
<span class="linenos" data-linenos="25 "></span><span class="go">New config file saved to /home/khaled/sources.list</span>
</code></pre></div>
<p>Then, the tool prepares a new <code>sources.list</code> file to replace the system’s one with.</p>
<p>Now, replace the file with the new one which will be now used by the <code>apt-get *</code> commands. As it overwrites a system config file, you need to do with <code>sudo</code>.</p>
<div class="highlight"><pre><span></span><code><span class="linenos" data-linenos="1 "></span><span class="gp">$ </span>sudo mv /etc/apt/sources.list /etc/apt/sources.list.backup <span class="o">&&</span> sudo mv sources.list /etc/apt/
</code></pre></div>
<p>That’s it. Now, all you update/upgrade will be fetched from the newly selected mirror.</p>
<p>However, I highly recommend to run <code>update</code> once right away.</p>
<div class="highlight"><pre><span></span><code><span class="linenos" data-linenos="1 "></span><span class="gp">$ </span>sudo apt-get update
</code></pre></div>
<p>Then, only if you want, run <code>upgrade</code>:</p>
<div class="highlight"><pre><span></span><code><span class="linenos" data-linenos="1 "></span><span class="gp">$ </span>sudo apt-get upgrade
</code></pre></div>
<hr>
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