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docs: PXE boot debugging post-mortem #5

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michal merged 1 commits from docs/pxe-boot-debugging into main 2026-03-30 03:01:13 +00:00
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michal commented 2026-03-30 03:01:04 +00:00
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Post-mortem document for the 2026-03-30 PXE boot debugging session.

Root cause: console=ttyS0,115200n8 on hardware without a physical serial UART causes 30s timeout at every systemd boot phase.

Includes: what was tried, what was fixed, what's left to do.

Post-mortem document for the 2026-03-30 PXE boot debugging session. Root cause: `console=ttyS0,115200n8` on hardware without a physical serial UART causes 30s timeout at every systemd boot phase. Includes: what was tried, what was fixed, what's left to do.
michal added 1 commit 2026-03-30 03:01:05 +00:00
docs: PXE boot debugging post-mortem — serial console root cause
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87c1a34232 
Documents the 2026-03-30 debugging session: root cause (console=ttyS0
on UART-less hardware), what was tried, what was fixed, and remaining
work items.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
michal merged commit a0f6161533 into main 2026-03-30 03:01:13 +00:00
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Reference: michal/lab#5
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