Blogs

Our team members are blogging actively on different platforms, sharing their knowledge with the world. You can find them at:

• Johannes Bechberger

  • Personal Blog on which he publishes all articles and some more (on Python, ...)
  • Friends of OpenJDK on which he cross-publishes all Java articles

• Andreas Steiner

  • SAP Blogs

• Thomas Stuefe (former team member)

  • SAP Blogs
  • Personal Blog

In the following an updated list of the last blog posts:

Johannes Bechberger

Date	Title	Categories and Tags
Mar 11, 2025	Who instruments the instrumenters and has a runtime handler?	java servicability, agent
Feb 25, 2025	Hello eBPF: Concurrency Testing using Custom Linux Schedulers (19)	ebpf, hello-ebpf, sched_ext
Feb 11, 2025	A Glance into JFR Class and Method Tagging	jfr, java servicability, openjdk, profiling
Jan 28, 2025	Sched-ext Scheduler Contest FOSDEM’25	ebpf, sched_ext
Jan 14, 2025	The eBPF Verifier Errors Project	ebpf
Dec 27, 2024	Hello eBPF: Writing a Lottery Scheduler in Pure Java with bpf_for_each Support (18)	ebpf, hello-ebpf, lottery scheduling, sched_ext
Dec 17, 2024	Hello eBPF: Writing a Lottery Scheduler in Java with sched-ext (17)	ebpf, hello-ebpf, lottery scheduling, sched_ext
Dec 03, 2024	Hello eBPF: Control task scheduling with a custom scheduler written in Java (16)	ebpf, hello-ebpf, sched_ext
Oct 25, 2024	A Minimal Scheduler with eBPF, sched_ext and C	ebpf, sched_ext
Oct 11, 2024	The slow Death of the onjcmd Debugger Feature	debugging, jdwp, java servicability, openjdk

... and many more on his personal blog.