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docs: document NVMe partition sizes and GPU output verification

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Co-authored-by: aider (openrouter/openai/gpt-5.2) <aider@aider.chat>
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sam rolfe
2026-02-08 14:10:44 +11:00
parent 82a84bc18d
commit 152f3d9215
2 changed files with 13 additions and 5 deletions
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10
docs/nixos_build_spec.md
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@@ -10,13 +10,13 @@ Target disk: /dev/nvme0n1
Install target is NVMe only. Do not select /dev/sdX devices in the installer. Install target is NVMe only. Do not select /dev/sdX devices in the installer.
KEEP (do not format): KEEP (do not format):
- /dev/nvme0n1p1 (EFI vfat) UUID=94CC-9DA4 - /dev/nvme0n1p1 (EFI vfat) UUID=94CC-9DA4 (~99MiB, FAT32, mounted at /boot/efi)
- /dev/nvme0n1p2 (MS reserved) - /dev/nvme0n1p2 (MS reserved) (~15MiB)
- /dev/nvme0n1p3 (Windows NTFS) UUID=8294CD2994CD2111 - /dev/nvme0n1p3 (Windows NTFS) UUID=8294CD2994CD2111 (~503GiB)
- /dev/nvme0n1p4 (Windows recovery NTFS) UUID=6E1AA32B1AA2EEF1 - /dev/nvme0n1p4 (Windows recovery NTFS) UUID=6E1AA32B1AA2EEF1 (~529MiB)
WIPE + install NixOS here: WIPE + install NixOS here:
- /dev/nvme0n1p5 (currently Ubuntu ext4 /) UUID=4e99904c-ce6f-4c3c-898a-e29cfc373489 - /dev/nvme0n1p5 (currently Ubuntu ext4 /) UUID=4e99904c-ce6f-4c3c-898a-e29cfc373489 (~449GiB)
## Other attached disks (DO NOT FORMAT) ## Other attached disks (DO NOT FORMAT)
- /dev/sda (240GB) model: Patriot Burst El (KEEP) - /dev/sda (240GB) model: Patriot Burst El (KEEP)

8
niri-4screen.md
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@@ -23,6 +23,14 @@ HARDWARE SUMMARY
- Notes: There may be multiple /dev/dri/card* devices. Session must pick the - Notes: There may be multiple /dev/dri/card* devices. Session must pick the
correct device driving the 4 DP outputs. correct device driving the 4 DP outputs.
NOTE (2026-01 recon):
- Current Ubuntu hardware scan shows NVIDIA Quadro P620 is driving /dev/fb0 at 1680x1050.
- This suggests the monitors may actually be attached to the Quadro, not the Intel outputs.
- Before finalizing GPU/device selection, verify:
- ls -l /dev/dri/by-path
- loginctl seat-status seat0
- (optional) niri output listing once in session
KNOWN KERNEL / PLATFORM ISSUES KNOWN KERNEL / PLATFORM ISSUES
- IOMMU faults / “Operation not permitted” style crashes were avoided on Ubuntu - IOMMU faults / “Operation not permitted” style crashes were avoided on Ubuntu
with kernel flags: with kernel flags: