Re: MPI octave with hyperthreading

[Javier Fernández Baldomero]

Michael Creel wrote:

> .... The example programs in my paper at 
> http://econpapers.repec.org/paper/aubautbar/637.05.htm (forthcoming in 
> Computational Economics) run about twice as fast on the SMP machine 
> lambooting 2 nodes. ... enabling HT and lambooting 4 nodes often gives 
> a better than 2X speedup. 

Ouch! I got too dogmatical on that :-) Yup, I forgot this situation of 
codes not requiring too much memory access, at least in comparison to 
the amount of computation performed. I'm glad you can correct me on 
that, Michael. Thanks for the remark!!!

-javier



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