[petsc-users] PETSc downloading older version of OpenBLAS

Hi all During install I'm checking out an older version of PETSc (v3.17.1-512-g27c9ef7be8) but running into problems with -download-openblas in configure. I suspect the newest version of OpenBLAS that is being downloaded from git is incompatible with this older version of petsc Is there a w

Re: [petsc-users] Behavior of KSP iterations when using Restart

On Thu, Jun 8, 2023 at 9:13 PM Nicolas Garcia Guzman wrote: > Hello, > > > I am solving a linear system using petsc4py, with the following command: > > > python main.py -ksp_type gmres -ksp_gmres_restart 16 -ksp_max_it 18 > -ksp_monitor -ksp_converged_reason -ksp_rtol 1e-15 -pc_type asm > -su

[petsc-users] Behavior of KSP iterations when using Restart

Hello, I am solving a linear system using petsc4py, with the following command: python main.py -ksp_type gmres -ksp_gmres_restart 16 -ksp_max_it 18 -ksp_monitor -ksp_converged_reason -ksp_rtol 1e-15 -pc_type asm -sub_pc_type ilu -sub_pc_factor_levels 1 -sub_ksp_type preonly In the scrip

[petsc-users] IS natural numbering to global numbering

Hi, I have an IS that contains some vertex that is in natural numbering. How do I map them to global numbering without being distributed? Thanks, Josh