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jOpenSpace 2022 presentation.
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JNO committed May 25, 2023
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<title>Nebojte se benchmarků při vývoji, 2022</title>

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<a href="http://www.fg.cz" target="_blank"><img src="img/javadayscz2019/FG_Forrest_neg.png" height="30px"/></a>
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<td style="text-align: center; vertical-align: bottom; padding-top: 2px; width: 20%">
<a href="http://www.fg.cz" target="_blank"><img src="img/javadayscz2019/edeeone.svg" height="30px"/></a>
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<h1 style="color: black; margin-top: 0.5em">Nebojte se benchmarků při vývoji</h1>
<p style="color: black; margin: 2em;">
Jan <a style="color: #525252" href="http://www.twiter.com/novoj">@Novoj</a> Novotný
</p>
<h4 style="color:#5e5e5e">Go through presentation with me<br/><a style="color: #212121" href="https://bit.ly/performance_tests">https://bit.ly/performance_tests</a></h4>
</section>
<!-- ABOUT ME -->
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<h1>O mě</h1>
<div style="align-content: center">
<ul>
<li>backend vývojář v <a href="https://www.fg.cz">FG Forrest</a></li>
<li>organizátor <a href="https://www.jopenspace.cz">jOpenSpace</a> ne-konference</li>
<li>spoluautor podcastu <a href="https://kafemlejnek.tv">Kafemlejnek.TV</a></li>
<li>přes 20 let vývojářem webových aplikací</li>
</ul>
</div>
</section>
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<section data-background="img/backgrounds/red.jpg">
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<h1>Kdy a proč používáme výkonnostní testy?</h1>
<h2>Jaká je vlastně realita?</h2>
<div class="fragment">
<ol>
<li>pro prototypování a spike testing</li>
<li>pro ověření hotového díla před spuštěním v produkci</li>
<li>až když aplikace nestíhá</li>
</ol>
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<section>
<h1>Java Microbenchmark Harness</h1>
<p>Nízkoúrovňový testovací framework pro rychlé psaní výkonnostních testů.</p>
<pre><code class="xml" data-trim contenteditable style="font-size: 18px;">

</code></pre>
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<h1>Díky za pozornost</h1>
<p><strong>Zdroje:</strong></p>
<ul>
<li><a href="https://github.com/openjdk/jmh/">Java Microbenchmark Harness</a></li>
<li><a href="https://github.com/openjdk/jmh/tree/master/jmh-samples/src/main/java/org/openjdk/jmh/samples">JHM Samples (správné / špatné použití)</a></li>
<li><a href="https://github.com/rgolder1/jmh">Ukázka integrace se Spring Boot</a></li>
<li><a href="https://blog.aspiresys.pl/technology/testing-code-performance-jmh-tool/">Vysvětlení JMH a proč jej používat</a></li>
<li><a href="https://github.com/jzillmann/jmh-visualizer">JMH visualizer</a></li>
<li><a href="https://jenkov.com/tutorials/java-performance/jmh.html">Jenkov tutorial</a></li>
</ul>
<p>Kontaktujte mě na <a target="_blank" href="https://www.twitter.com/novoj">@Novoj</a> nebo <a target="_blank" href="mailto:[email protected]">[email protected]</a></p>
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