[ofa-general] Re: [PATCH][5] opensm: compute local geometry

Sasha Khapyorsky sashak at voltaire.com
Sun Nov 30 08:36:37 PST 2008


On 10:59 Tue 11 Nov     , Robert Pearson wrote:
> Sasha,
> 
> Here is the fifth patch implementing the mesh analysis algorithm.
> 
> This patch implements
>       - routine to compute characteristics polynomial of a matrix
>       - routine to compute the local 'metric' around each switch

I checked performance of determinant calculation - when switch has 8
links it takes 11-12 seconds per switch, with 10 links - 2177 seconds.

Is it possible to improve performance there?

Sasha



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