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SubjectRe: [ck] Swap prefetch tester
Date
On Wednesday 16 May 2007 06:04, Kacper Wysocki wrote:
> ...a nice order of magnitude better! Very happy you fixed this Con.

Great!, thanks for testing.

> Have I understood correctly that there are more prefetch improvements
> in ck2 than just the sp38 patch?

No; 2.6.21-ck2 simply brings it up to sp38. The code in -ck for swap prefetch
is a little different to suit the SD scheduler and the SCHED_IDLEPRIO patch.
>
> I'll post more results if I ever manage to tear myself from the
> computer for 10 minutes when I'm home - it looks like I have a yiff
> daemon running at 7% cpu all the time which might have affected the
> results.
>
> Speaking of "feel", the net effect of swap prefetch for me seems to be
> that I don't notice it - that is, I don't notice my programs behaving
> sluggishly when I come back to the computer. Excellent!

Excellent!. Thanks very much for your feedback.

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