Re: NMI ??

Khimenko Victor (khim@sch57.msk.ru)
Thu, 29 Apr 1999 23:52:24 +0400 (MSD)


In <m10cvly-0007TwC@the-village.bc.nu> Alan Cox (alan@lxorguk.ukuu.org.uk) wrote:
>> They will report correctable errors (1-bit) as well -- so you could get
>> notice that a simm is failing before it actually fails.

> That requires ECC ram - expensive but cute.

Not exactly. There are quite a few Motherboards with ECC support on stadard
memory with parity bit. Idea is the following: since there are 64bit bus
anyway you can use 8parity bits (full byte!) for each 8bytes to implement ECC !
Of course SIMM's with fake parity bit will screw such motherboard like
a hell :-/

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