[Gmsh] What can be done in parallel in Gmsh+GetDP?

Christophe Geuzaine cgeuzaine at ulg.ac.be
Thu Jan 31 18:15:51 CET 2013


On 31 Oct 2012, at 04:11, Mikhail Artemiev <artemiev.mikhail at gmail.com> wrote:

> Hi all!
> I'm very interesting in solving simple Dirichlet problem for Laplace equation using Gmsh+GetDP. But I need to do that in parallel. What parts of Gmsh and GetDP can be done in parallel (mesh generation process, any solvers, matrix assembling or anything else)?

Mesh generation in Gmsh is sequential (at least for now), unless you split the geometry by hand and script the generation of the multiple parts in parallel.

Solution in GetDP is parallel when linked with PETSc solvers, but efficiency depends on the problem and the solver.

Christophe

> Thanks in advance.
> 
> Best,
> Mikhail Artemiev
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine