On Wed, Jan 4, 2012 at 13:18, TAY wee-beng <zonexo at gmail.com> wrote:
> So the 1st step should be checking the load balancing. If it's more or > less balanced, will slicing it in 3 directions further improve the speed? > You want some combination of balancing and small surface area. Slicing in 3 directions usually improves this. Depending on the anisotropy in the physics, it could be better or worse for solver convergence rates. > > Another thing is that I hope to do some form of adaptive mesh refinement. > On a Cartesian mesh? With what sort of discretization. There are lots of packages for this, each one targeting some class of discretizations and problems. > > I'm a bit confused. Are partitioning software like ParMETIS, Zoltan or > Isorropia also used for adaptive mesh refinement? > > Or which open source software can do that with PETSc and in Fortran? I > searched and got libMesh, for use with PETSc and paramesh, which is in > Fortran. > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120104/d7636bac/attachment.htm>
