NixOS microcode copied into every initrd fills small /boot
Microcode must be prepended to every initrd, so each generation copies 15 MB into a small /boot.
Tier II · Emerging Problems that are still building up.
4 public reports · first reported 8 October 2026 · last reported 9 October 2026
What's going wrong
On NixOS, enabling Intel microcode updates prepends the microcode image to each initrd.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 4 reports are about, and how many came each month.
- Related problems.
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