https://sparsenotes.com/tags/hardware/ Recent content in hardware on Sparse Notes https://sparsenotes.com/images/og-default.png https://sparsenotes.com/images/og-default.png Hugo -- gohugo.io Sat, 03 Oct 2026 00:00:00 +0000 https://sparsenotes.com/posts/2026/10/operating-systems-rediscover-hardware-roscoe/ Sat, 03 Oct 2026 00:00:00 +0000 https://sparsenotes.com/posts/2026/10/operating-systems-rediscover-hardware-roscoe/ Timothy Roscoe's 2021 OSDI/ATC keynote argues that the cache-coherent machine Linux assumes is a fiction, that the real operating system of a modern SoC or server is undesigned, and that OS research should go back to the hardware.