From 3d50d90e1f0b860c24a8e2c350654c8a187568c1 Mon Sep 17 00:00:00 2001 From: sam rolfe Date: Sun, 8 Feb 2026 14:13:00 +1100 Subject: [PATCH] docs: describe attached disks by UUID/label and note sdX can change Co-authored-by: aider (openrouter/openai/gpt-5.2) --- docs/nixos_build_spec.md | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/docs/nixos_build_spec.md b/docs/nixos_build_spec.md index c507300..5a4a2ed 100644 --- a/docs/nixos_build_spec.md +++ b/docs/nixos_build_spec.md @@ -8,6 +8,7 @@ Target disk: /dev/nvme0n1 - NVMe WWID: nvme.144d-2020202020205332465a4e584148333031343234-504d393531204e564d652053414d53554e4720313032344742-00000001 - Sector size (logical/physical): 512 bytes / 512 bytes Install target is NVMe only. Do not select /dev/sdX devices in the installer. +Device names like /dev/sdb, /dev/sdc can change across boots; always rely on UUID/label. NOTE: GPT partition table entries may not be stored/printed in on-disk (Start sector) order. - Do NOT rely on the order shown by some tools. @@ -32,8 +33,10 @@ WIPE + install NixOS here: - /dev/sda (240GB) model: Patriot Burst El (KEEP) - /dev/sda1: Microsoft reserved partition (~15MiB) - /dev/sda2: NTFS label "Back Up" (keep) -- /dev/sdb (500GB) ext4 label "TempBackup" (keep) -- /dev/sdc (320GB) ext4 label "Integral300" UUID=27febd74-20aa-4a3a-92c1-6fdd1ad7e88e (mount at /data) +- TempBackup (ext4) UUID=4f9c4bd5-fea5-408f-9370-731fc095da3f (~465GiB/500GB) (KEEP) + - NOTE: device name may appear as /dev/sdb or /dev/sdc depending on boot/USB order; identify by UUID/label. +- Integral300 (ext4) UUID=27febd74-20aa-4a3a-92c1-6fdd1ad7e88e (~298GiB/320GB) (mount at /data) + - NOTE: device name may change; config always uses /dev/disk/by-uuid. - /dev/sde (160GB) ext4 label "XPSystemDrive" (keep) Bootloader: