Re: [RFC/PATCH, 1/4] readX_check() performance evaluation

[Andi Kleen]

On Wed, 28 Jan 2004 10:31:58 -0800
David Mosberger <davidm@xxxxxxxxxxxxxxxxx> wrote:

> >>>>> On Wed, 28 Jan 2004 18:41:37 +0100, Andi Kleen <ak@xxxxxxx> said:
> 
>   Andi> Also in my experience from AMD64 which originally was a bit
>   Andi> aggressive on enabling MCEs: enabling MCEs increases your
>   Andi> kernel support load a lot.
> 
>   Andi> Many people have slightly buggy systems which still happen to
>   Andi> work mostly.  If you report every problem you as kernel
>   Andi> maintainer will be flooded with reports about things you can
>   Andi> nothing to do about.
> 
> I find this comment interesting.  Can you elaborate what you mean by
> "slightly buggy systems"?

e.g. one bit ECC errors in memory are quite common.  And with ECC memory 
they are not really fatal. Similar with drivers. A lot of drivers do 
bus aborts and other things regularly, but there is not necessarily 
data corruption.

-Andi
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