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Re: gomp slowness


skaller wrote:
On Thu, 2007-10-18 at 06:00 -0700, Tim Prince wrote:
skaller wrote:

I don't know of any OpenMP compiler which would correct the nesting of parallel loops in your LU. I have assumed that OpenMP doesn't allow such optimization; you have to get it right yourself.

Can you explain? This code was taken from a *tutorial* on OpenMP:


http://kallipolis.com/openmp/2.html

Did they show your version somewhere as an example of what not to do? In the page you referenced, they appear to have the correct loop nesting.


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