[MITgcm-support] Adjoint tutorial problems

[Patrick Heimbach]

Ciao Marcello,

not sure (obscure error msg). Quickest initial check (regular culprit), can you set:

limit stacksize unlimited

If it doesn't help, would need more detailed error msg.

p.

On Feb 3, 2012, at 8:40 PM, Marcello Magaldi wrote:

> Hi Folks,
> 
> our MITgcm forward simulations (usually!!) are running fine with
> different MPI compilers on our cluster.
> 
> I am observing a strange behavior when running the
> "verification/tutorial_tracer_adjsens" experiment, however.
> Specifically:
> 
> 1) The adjoint tutorial runs fine when the processors involved are
> within one node (e.g. PBS specification is like 1:ppn=8), regardless
> of which compiler is used.
> 
> 2) When the processors involved are NOT within one node  (e.g. 2:ppn=4, same
> executable as before) and I am using OpenMPI (v1.4.3) compiled with
> GNU compilers,
> the tutorial still runs fine
> 
> BUT...
> 
> 3) When the processors involved are NOT within one node and I am using
> OpenMPI (v1.4.3) compiled with INTEL compilers, the tutorial quits
> soon after printing the initial files with
> a segmentation fault
> 
> 
> Did someone else have similar experiences? Or can somebody try to
> reproduce this problem?
> 
> Thanks in advance for any help/suggestion,
> Marcello
> 
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> MITgcm-support at mitgcm.org
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Patrick Heimbach | heimbach at mit.edu | http://www.mit.edu/~heimbach
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