Daniel Witkowski, Author at JAXenter

JAX Magazine: Have you downloaded the "Machine Learning from A to Z" issue yet? It's on us!

Daniel Witkowski

Daniel Witkowski has worked at Azul Systems for over 6 years. He used to work with Azul Vega appliances, which had up to 768 cores of custom design CPU, trying to optimize systems and scale them up to use more parallel cores and improve performance. Now he works with Azul’s Zing JVM bringing concurrent and pauseless Garbage Collection to a broader audience. He is frequently engaged as a consultant to improve application bottlenecks, system performance and scalability.

All Posts by this author

Open-source tools for better testing

Improving response time and latency measurements

#open source #testing

In his last article, Daniel Witkowski described common mistakes that can be made during performance analysis. In this tutorial, Daniel shows us how to use available open source tools to improve the quality of your measurements.

JVM and application bottlenecks

Why it’s difficult to find performance problems during pre-production tests

#jvm #testing

In this new series of articles on testing, Daniel Witkowski identifies common mistakes made during performance testing and demonstrates how to use widely available free open source tools to find response time problems before they reach production.