https://www.codrut.pro/tags/performance/ Recent content in Performance on Codrut Constantin Gusoi Hugo en Sat, 21 Nov 2020 14:43:23 +0000 https://www.codrut.pro/snippets/how-to-benchmark-speed-of-ssd/ Sat, 21 Nov 2020 14:43:23 +0000 https://www.codrut.pro/snippets/how-to-benchmark-speed-of-ssd/ <p>Use <code>fio</code> to do a benchamrk from the CLI.</p> <h2 id="install"> Install <a class="heading-link" href="#install"> <i class="fa fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span><span style="color:#75715e"># Manjaro / Arch</span> </span></span><span style="display:flex;"><span>sudo pacman -S fio </span></span><span style="display:flex;"><span> </span></span><span style="display:flex;"><span><span style="color:#75715e"># Alpine</span> </span></span><span style="display:flex;"><span>apk add --update fio </span></span></code></pre></div><h2 id="usage"> Usage <a class="heading-link" href="#usage"> <i class="fa fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <p>Run the benchamrk with:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span>fio --loops<span style="color:#f92672">=</span><span style="color:#ae81ff">5</span> --size<span style="color:#f92672">=</span>2000m --stonewall --ioengine<span style="color:#f92672">=</span>libaio --direct<span style="color:#f92672">=</span><span style="color:#ae81ff">1</span> <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>Seqread --bs<span style="color:#f92672">=</span>1m --rw<span style="color:#f92672">=</span>read <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>Seqwrite --bs<span style="color:#f92672">=</span>1m --rw<span style="color:#f92672">=</span>write <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>512Kread --bs<span style="color:#f92672">=</span>512k --rw<span style="color:#f92672">=</span>randread <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>512Kwrite --bs<span style="color:#f92672">=</span>512k --rw<span style="color:#f92672">=</span>randwrite <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>4kQD32read --bs<span style="color:#f92672">=</span>4k --rw<span style="color:#f92672">=</span>randread --iodepth<span style="color:#f92672">=</span><span style="color:#ae81ff">32</span> <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --name<span style="color:#f92672">=</span>4kQD32write --bs<span style="color:#f92672">=</span>4k --rw<span style="color:#f92672">=</span>randwrite --iodepth<span style="color:#f92672">=</span><span style="color:#ae81ff">32</span> <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --filename<span style="color:#f92672">=</span>./fiotest.tmp </span></span></code></pre></div><p>Then you can remove the temporary benchmark file:</p>