Mostly nerdless
Calling jcmd Commands Programmatically
On HotSpot Error Files and Useful Tools
Java 26 is boring, and that’s a good thing
Writing a tiny JSON Parser
Redacting Data from Heap Dumps via hprof-redact
Femtocli: A small but mighty CLI library for small CLI tools in < 45KB
Redacting Sensitive Data from Java Flight Recorder Files
Implement a new JStall Feature with Me
The Java Version Quiz
Reproducing a Tricky Bug in Minutes With a Custom Linux Scheduler Written in Java
Reading and Writing JFR Files Programmatically
The Fastest Way to get the Version of a Java Installation
OpenJDK is faster than GraalVM Java*
How to Build an Executable from a JAR using ExecJAR
Quickly Inspect your Java Application with JStall
Don’t use Arrays or other Complex Types in Custom JFR Events
Creating a Gridfinity Chocolate Advent Calendar
Who instruments the native instrumenters?
Running an LLM on an Android Phone
Making JFR Quack: Importing JFR files into DuckDB
JFR and Equality: A tale of many objects
Silencing JFR’s Startup Message
How to waste CPU like a Professional
Profiling with the Cloud Foundry CLI Java plugin
Java 25’s new CPU-Time Profiler: Removing Redundant Synchronization (4)
Java 25’s new CPU-Time Profiler: Queue Sizing (3)
Java 25’s new CPU-Time Profiler: The Implementation (2)
Profiling idea (unsorted from March 2025)
An Experimental Front-End for JFR Queries
Java 25’s new CPU-Time Profiler (1)
Running Garden Linux on a Phone
Taming the Bias: Unbiased* Safepoint-Based Stack Walking in JFR
CAP in the pocket: Developing Java Applications on your Phone
Hello eBPF: A scheduler controlled by sound (20)
Who instruments the instrumenters and has a runtime handler?
Hello eBPF: Concurrency Testing using Custom Linux Schedulers (19)
A Glance into JFR Class and Method Tagging
Sched-ext Scheduler Contest FOSDEM’25
The eBPF Verifier Errors Project
Hello eBPF: Writing a Lottery Scheduler in Pure Java with bpf_for_each Support (18)
Hello eBPF: Writing a Lottery Scheduler in Java with sched-ext (17)