Johannes Bechberger

I was searching for some JFR-related settings on the internet when I stumbled upon the /jfr command that exists in Minecraft…

Find out how JFR allows you to implement your events to record custom information directly in your profiling file.

I had an epiphany: Aren’t virtual threads with Loom just a version of HyperThreading on the JVM?

Have you ever wanted to bring your JFR events into context? Adding information on sessions, user IDs, and more can improve your ability to make sense of all the events in your profile.

Collaborating with other people from different companies in an Open-Source project is great.

Learn about onthrow and onjcmd and more that can improve the performance of on-demand debugging, as this allows us to trigger the start of the debugging session from outside the debugger.

Between 2nd and 17th September, I gave three talks in three different cities!

Disabling C2 can be an option to speed up builds of smaller Java applications in CI systems, mainly when restricted to one or two CPU cores.

Erik Österlund summed up the problems with my previous JEP proposal, and in a way with AsyncGetCallTrace, quite nicely, and here are my responses!

This article is the first of two articles covering the draft of a new iterator-based stack walking API, which builds the base for the follow-up article on safepoint-based profiling.