Hardware

Getting Fan RPM Out of a Lenovo M900 Tiny via lm-sensors

lm-sensors’ nct6683 driver silently refused to bind on a Lenovo M900 Tiny running Proxmox — no error, just no fan data. The cause was a vendor/build check in the driver tripping on this box’s EC firmware, and the fix was a one-line force=1 module param made persistent.

Installing the NVIDIA T600 Driver with PRIME Render Offload on Debian 12 (Dell Precision 3571)

A step-by-step guide to getting a PRIME render offload setup working on a Dell Precision 3571 — Intel iGPU driving the desktop, NVIDIA T600 on demand — plus the specific mistakes that commonly break it.