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Dealing with faulty RAM modules in 2026 (blog.kumio.org)

submitted 3 weeks ago by kumi@feddit.online to c/linux@programming.dev

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How to test and safely keep using your janky RAM without compromising stability using memtest86+ and the memmap kernel param.

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[–] Corbin@programming.dev 1 points 4 days ago

BadRAM specifiers can apply to stripes of memory corresponding to certain physical hardware failures. The memmap hack only allows for contiguous allocations. BadRAM's intended for repurposing consumer-grade RAM that might normally be thrown out, not for reconfiguring motherboards that have strange layouts.