[Nek5000-users] NEK gets stuck

nek5000-users at lists.mcs.anl.gov nek5000-users at lists.mcs.anl.gov
Sun Oct 9 05:48:07 CDT 2011


Hi Stefan,

I'm sorry, but the machine is down at the moment, so I can't get the info
you're asking for. It should be up in a couple of days, and then I'll post
the info.

Thanks for the reply.

Regards,
Mani

On Sun, Oct 9, 2011 at 11:39 AM, <nek5000-users at lists.mcs.anl.gov> wrote:

> Hi Mani,
>
> What's your memory footprint? Any chance that you run out of memory?
> Did you try to run the same setup on a power of two processors? What
> happens if you disable the multigrid solver?
>
> Cheers,
> Stefan
>
> On 10/8/11, nek5000-users at lists.mcs.anl.gov
> <nek5000-users at lists.mcs.anl.gov> wrote:
> > Dear Nek devs,
> >
> > I'm having trouble with a run involving a box with dimensions 5:5:1
> > (length:breadth:height), for which I would like to go to a Rayleigh
> number
> > of 10^8. I generated the grid (.rea and .map) using the attached .box
> file,
> > but the run gets stuck at the point shown in the attached log.
> >
> > What could be the reason that NEK is stuck at that point? I suspect it
> has
> > something to do with the grid or the .map file.
> >
> > Thanks,
> > Mani
> >
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