Counting Counters on Zen 4: Identifying the Cause of a Segfault using my CPU's Manual

I had run into a segfault in likwid-perfctr when listing all the events using -e. I made small write-up on how I went about triaging this by finding my CPU's programming reference and using CPUID to query what I was looking for. Any and all feedback welcome.

loonatick-src.github.io
u/chkmr — 4 months ago