Johannes Bechberger

Johannes Bechberger

Johannes Bechberger is a JVM developer working on profilers and their underlying technology in the SapMachine team at SAP. This includes improvements to async-profiler and its ecosystem, a website to view the different JFR event types, and improvements to the FirefoxProfiler, making it usable in the Java world. His work today comprises many open-source contributions and his blog, where he regularly writes articles on profiling and eBPF.

Montreal 2025 sessions

Do you trust profilers? I once did too

English session - Advanced

Profilers are great tools in your toolbox, like debuggers, when solving problems with your Java application. I'll tell you some of their problems and a technique to cope with them in this talk.

There are many open-source profilers for Java, but they all have problems, I'll show you which and how to deal with them in this talk.

Let’s create a Python Debugger together

English session - Beginner

??Debuggers are indispensable tools for all Python developers, empowering them to conquer bugs and unravel complex systems. But have you ever wondered how they work? Curious about the implementation of features like conditional breakpoints and single stepping?

Join me for a talk in which we create our own debugger with conditional breakpoints, single stepping, and a Python-based debugging shell and learn a lot about debuggers along the way.

Montreal 2024 sessions