A Kernel Bug Froze My Machine: Debugging an Async-Profiler Deadlock

https://questdb.com/blog/async-profiler-kernel-bug/

#HackerNews #KernelBug #AsyncProfiler #Deadlock #Debugging #TechBlog #QuestDB

Troubleshooting type pollution agent in the wild https://github.com/RedHatPerf/type-pollution-agent/blob/master/benchmarks/WHATIF.md #java #jvm #openjdk #asyncprofiler #perf

JVM Field Guide: Memory https://serce.me/posts/01-02-2023-jvm-field-guide-memory #java #jvm #openjdk #gc #asyncprofiler

How do profilers like #asyncprofiler work? How to write your own? Get your intense coding hat on because this brand new series by @parttimenerd from #SweetSapMachine tries to write a tiny sampling-based #profiler from scratch! Check it out on Foojay :foojay: Today...

https://foojay.io/today/writing-a-profiler-from-scratch-introduction

#foojaytip

RT @AndreiPangin@twitter.com

#AsyncProfiler 2.0 has been finally released!
Enjoy new fast Flame Graphs, JFR v2 compatible output, and ability to profile cpu+allocations+locks at the same time.
https://github.com/jvm-profiling-tools/async-profiler/releases/tag/v2.0

🐦🔗: https://twitter.com/AndreiPangin/status/1371191960757747714