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pn02: disable sched_ext and document memtest results

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Memtest86 ran 38 passes (109 hours) with zero errors, ruling out RAM.
Disable sched_ext scheduler to test whether kernel scheduler crashes stop.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Torjus Håkestad
2026-03-12 12:16:55 +01:00
parent 5c111c8d78
commit 20875fb03f
2 changed files with 14 additions and 6 deletions
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hosts/pn02/configuration.nix
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@@ -15,7 +15,7 @@
boot.loader.systemd-boot.memtest86.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
boot.blacklistedKernelModules = [ "amdgpu" ];
boot.kernelParams = [ "panic=10" "nmi_watchdog=1" "processor.max_cstate=1" ];
boot.kernelParams = [ "panic=10" "nmi_watchdog=1" "processor.max_cstate=1" "sched_ext.enabled=0" ];
boot.kernel.sysctl."kernel.softlockup_panic" = 1;
boot.kernel.sysctl."kernel.hardlockup_panic" = 1;