[Haskell-cafe] ANNOUNCE: Sun Microsystems and Haskell.org joint project on OpenSPARC

Don Stewart dons at galois.com
Fri Jul 25 21:38:37 EDT 2008


A tool originally developed to measure cache misses in GHC :)

Ben.Lippmeier:
> 
> http://valgrind.org/info/tools.html
> 
> On 26/07/2008, at 11:02 AM, Mitar wrote:
> 
> >Hi!
> >
> >>If we spend so long blocked on memory reads that we're only utilising
> >>50% of a core's time then there's lots of room for improvements if we
> >>can fill in that wasted time by running another thread.
> >
> >How can you see how much does your program wait because of L2 misses?
> >I have been playing lately with dual Quad-Core Intel Xeon Mac Pros
> >with 12 MB L2 cache per CPU and 1.6 GHz bus speed and it would be
> >interesting to check this things there.
> >
> >
> >Mitar
> 
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