You need to contact hypre team. We don't think much of parallel ILU and can't support it ourselves.
Barry > On Sep 29, 2017, at 7:12 AM, Khai Pham <[email protected]> wrote: > > Hi, > > I try to use the parallel ILU which is provided by hypre library. As from > some discussion from other petsc users, it mentioned that euclid > preconditioner from hypre was removed from petsc. So, I tried the ilu with > threshold "pilut", it is okay as I run in sequential, but it has an error as > I tried with parallel : > > parilut.c:274: hypre_ComputeCommInfo: Assertion `cinfo->incolind != > ((void *)0)' failed. > > I tried with other preconditioner from hypre as boomeramg, and it works fine. > I am wondering that causes this issue with "pilut". I am aware that other > petsc developers mention about some scaling issue with parallel ILU, but I > would like to try it for my problem. Please let me know if you have any idea > about this error. Thanks! > > Best, > Khai
