Re: SMP performance degradation with sysbench

From: Eric Dumazet
Date: Tue Mar 13 2007 - 07:40:58 EST


On Tuesday 13 March 2007 12:12, Nick Piggin wrote:
>
> I guess googlemalloc (tcmalloc?) isn't suitable for a general purpose
> glibc allocator. But I wonder if there are other improvements that glibc
> can do here?

I cooked a patch some time ago to speedup threaded apps and got no feedback.

http://lkml.org/lkml/2006/8/9/26

Maybe we have to wait for 32 core cpu before thinking of cache line
bouncings...

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