FreeBSD ate my RAM

Software Development, OS & Low-Level Tech(crocidb.com)view on HackerNews

FreeBSDRAMcachingARC cachememory managementoperating systems

Author: theanonymousone

Date: 7/3/2026

Article Summary:

The author, Bruno Croci, investigates and explains why FreeBSD's reported RAM usage appears to be incorrect, and how the operating system's caching mechanisms, including the ARC cache, contribute to this issue.