Johannes Bechberger

@parttimen3rd

Hacking on OpenJDK and profilers at @SweetSapMachine

Karlsruhe mostlynerdless.de Joined July 2012

115 Following 1.7K Followers 1.3K Posts

Latest posts 5

Johannes Bechberger @parttimen3rd Sep 16

☕️ Shape the future of Java.

Join us on 1 October in Walldorf for a JCP Community Meetup with talks on Project Valhalla, Value Objects and Java for AI with JCP representatives and JDK developers.

📍 SAP, Walldorf
🔗 jug-da.de/2026/10/JCP-Me…
#Java #JCP #OpenJDK #JavaCommunity

Johannes Bechberger @parttimen3rd Sep 14

The newly released Java 27 seems boring; the JDK only got some new defaults and refinements, but the most consequential change hides beneath the surface. Read all about the newest Java release in my blog post at mostlynerdless.de/blog/2026/09/1…

mostlynerdless.de Java 27 is only boring on the surface. - Mostly nerdless Java 27 seems to be boring; the JDK only got some new defaults, but the most consequential change is the removal of the JVM Compiler Interface.

Johannes Bechberger @parttimen3rd Aug 31

I'm happy to join this illustrious club

Java Champions @Java_Champions Aug 31

On behalf of the @Java DevRel Team at @Oracle, congratulations to the newest member of the #Java Champions Program @parttimen3rd

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Johannes Bechberger @parttimen3rd Jul 31

My fun little blog post titled "OpenJDK is faster than GraalVM Java*" became a major source for GoogleAI, and I don't know why: mostlynerdless.de/blog/2026/07/3…

mostlynerdless.de I accidentally became Google AI's main resource for GraalVM vs OpenJDK - Mostly nerdless My fun little blog post titled "OpenJDK is faster than GraalVM Java*", became a major source for GoogleAI, and I don't know why.

Johannes Bechberger @parttimen3rd Jul 21

Andrei Pangin just released a new async-profiler version, and so in lock-step, ap-loader, the multi-platform Java wrapper has a new version too: github.com/jvm-profiling-…

github.com Release Loader for 4.5 (v13): async-profiler 4.5 · jvm-profiling-tools/ap-loader ap-loader v13 Support async-profiler 4.5 The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored. What's new Features ...