Re: [petsc-users] Configure issues with scalapack

I would: - use 'top' to see where the hang is - retry the build and see if the hang persists - tweak compiler options [change from -O3 to -O2 or such, or use latest cmake] and see if that makes a difference. Also note - the instructions for using Intel OneAPI MPI https://urldefense.us/v3/__http

Re: [petsc-users] Configure issues with scalapack

You need to send configure.log to petsc-ma...@mcs.anl.gov so we can potentially locate the problem. > On Aug 19, 2024, at 8:23 PM, Amneet Bhalla wrote: > > Hi Folks, > > I am trying to build PETSc with MUMPS which requires building/downloading > scalapack