[CIG-LONG] gale : 1 input, 4 different outputs

[Steve Quenette]

Even still, the seed is also defaulted to a value... I second the
question as to whether these runs are on the same number of CPUs.

Steve.



On Tue, 2008-02-26 at 10:34 -0800, Walter Landry wrote:
> js at cp.dias.ie wrote:
> > Hi,
> > I recently ran the same model in Gale four times and it generated
> > four differing outputs. While run 1 and run 3 are quite similar, as are
> > run 2 and run 4, 1 and 3 both differ significantly from 2 and 4. When
> > Gale generates the material points for a model, does it do so randomly?
> > Is this the reason for the differences? If so, is it possible to use
> > the starting locations of the material points from one model in another
> > future model?
> 
> There are a few different ways that Gale can lay out the particles, one
> of which is random.  However, there should be a parameter "seed" which
> is the pseudo random number generator seed.  If you are getting
> different answers for the same input file and the same number of
> processors, then something might be wrong.  Can I see your input
> file?
> 
> Thanks,
> Walter Landry
> walter at geodynamics.org
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