[aspect-devel] Handing nodes problem

[Max Rudolph]

We have also been having odd non-convergence issues in 2D models with AMR
and periodic boundary conditions. I can try to dig up a .prm file that
produces errors with the current development version of aspect.

On Thu, May 18, 2017 at 11:24 AM, Lev Karatun <lev.karatun at gmail.com> wrote:

> Hi all,
>
> Lately, several of my simulations crashed with a non-convergence error,
> and in almost every case there was a velocity anomaly somewhere on the
> boundary between different refinement levels (see attached screenshot). If
> I turn off AMR, the problem goes away. I'm using an Iterated Stokes solver,
> the tolerance is currently 1e-6. I tried lowering the CFL number to 0.1,
> but it didn't help. I was wondering if anyone had similar problems in the
> past, and what would be the common approach to deal with them?
>
> Thanks in advance!
>
> Best regards,
> Lev Karatun.
>
> _______________________________________________
> Aspect-devel mailing list
> Aspect-devel at geodynamics.org
> http://lists.geodynamics.org/cgi-bin/mailman/listinfo/aspect-devel
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.geodynamics.org/pipermail/aspect-devel/attachments/20170518/adb07d6d/attachment.html>