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    <title>Backup on bramp.net</title>
    <link>https://blog.bramp.net/</link>
    <description>Recent content in Backup on bramp.net</description>
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    <lastBuildDate>Sun, 12 Sep 2021 13:45:51 -0700</lastBuildDate>
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      <title>Compress and Backup</title>
      <link>https://blog.bramp.net/post/2021/09/12/compress-and-backup/</link>
      <pubDate>Sun, 12 Sep 2021 13:45:51 -0700</pubDate>
      
      <guid>https://blog.bramp.net/post/2021/09/12/compress-and-backup/</guid>
      <description><p>In my <a href="https://blog.bramp.net/post/2021/09/12/recovering-a-raid-5-intel-storage-matrix-on-linux-without-the-hardware/">last article</a> I discussed recovering a old RAID-5 disk array. Here I&rsquo;m going to quickly list what I did to back up what I recovered.</p>
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-shell" data-lang="shell"><span class="line"><span class="cl"><span class="c1"># Create a zstd compressed tar file</span>
</span></span><span class="line"><span class="cl">$ tar -c -v -I<span class="s2">&#34;zstd -19 -T0&#34;</span> -f raid5-my-projects.tar.zstd My<span class="se">\ </span>Projects
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"><span class="c1"># Create a text based index for the tar</span>
</span></span><span class="line"><span class="cl">$ tar -t -f raid5-my-projects.tar.zstd &gt; raid5-my-projects.index
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"><span class="c1"># Backup to Google Cloud</span>
</span></span><span class="line"><span class="cl">$ gsutil cp raid5* gs://backup.bramp.net/
</span></span></code></pre></div><p>Maybe I should be using a proper backup solution, but this was quick and easy. I used <a href="http://facebook.github.io/zstd/">Zstandard</a> to compress the tar file since it gives <a href="https://linuxreviews.org/Comparison_of_Compression_Algorithms">impressive compression results</a>, speed, and is modern.</p>
<p>I uploaded the results to a <a href="https://cloud.google.com/storage/docs/storage-classes">Archive bucket</a> on Google&rsquo;s Cloud Storage.</p>
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