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SubjectRe: [Lse-tech] [PATCH] New dcache / inode hash tuning patch
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On Wed, 2003-02-26 at 18:33, Andi Kleen wrote:
> On Wed, Feb 26, 2003 at 10:23:09AM -0800, Martin J. Bligh wrote:
> > It actually seems a fraction slower (see systimes for Kernbench-16,
> > for instance).
>
> Can you play a bit with the hash table sizes? Perhaps double the
> dcache hash and half the inode hash ?
>
> I suspect it really just needs a better hash function. I'll cook
> something up based on FNV hash.

Didn't wli do some work in this area? I seem to recall him recommending
FNV1a for dcache...

--
// Gianni Tedesco (gianni at scaramanga dot co dot uk)
lynx --source www.scaramanga.co.uk/gianni-at-ecsc.asc | gpg --import
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