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

Ben Lippmeier Ben.Lippmeier at anu.edu.au
Fri Jul 25 21:17:02 EDT 2008


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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