complementing the previous message, the same error appears when using boomeramg
On Mon, Aug 24, 2020 at 6:05 PM Alfredo Jaramillo <ajaramillopa...@gmail.com> wrote: > Dear PETSc developers, > > I'm trying to solve a linear problem with GMRES preconditioned with pilut > from HYPRE. For this I'm using the options: > > -ksp_type gmres -pc_type hypre -pc_hypre_type pilut -ksp_monitor > > If I use a single core, GMRES (+ pilut or euclid) converges. However, when > using multiple cores the next error appears after some number of iterations: > > [0]PETSC ERROR: Scalar value must be same on all processes, argument # 3 > > relative to the function VecMAXPY. I attached a screenshot with more > detailed output. The same happens when using euclid. Can you please give me > some insight on this? > > best regards > Alfredo >
