Re: bug in "raid5: measuring checksumming speed"

From: Krzysztof Oledzki (ole@ans.pl)
Date: Tue Oct 23 2001 - 07:55:45 EST


On Sat, 20 Oct 2001, Mark Hahn wrote:

> I haven't looked at the code, but I'm guessing the sse code uses
> NTA instructions that avoid polluting the cache. that's far more
> of an advantage than a small difference in speed. especially since
> it's physically impossible that you'll be using more than say,
> 200 MB/s.
Ok :) I agree. But this behaviour looks strange at first time.
I think kernel should print a message like "Forced using pIII_sse".

Best regards,

                                Krzysztof Oledzki

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