Fernando Simões

Software and infra person based in Portugal.

Notes

Page table memory consumption Oct 1, 2026
A 40ms Go GC pause caused by swap Sep 13, 2026
1193 backends on WALWrite, and lore Jul 18, 2026
A Node.js heap mystery Mar 21, 2026
Sigterm a D state process Apr 8, 2025

Misc.

Papers, blog posts and videos I’ve liked the most.