Re: [PATCH] page coloring for 2.5.59 kernel, version 1

[Martin J. Bligh]

> The main advantage of cache coloring normally is that benchmarks 
> should get stable results. Without it a benchmark result can vary based on 
> random memory allocation patterns.
> 
> Just having stable benchmarks may be worth it.

OK, I'll try to hack the scripts to measure standard deviation between runs
as well.

> I suspect the benefit will vary a lot based on the CPU. Your caches may
> have good enough associativity. On other CPUs it may make much more difference.

IIRC, P3's are 4 way associative ... people had been saying that this would
make more of a difference on machines with larger caches, which is why I ran
it ... 2Mb is fairly big for ia32. 

M.