[petsc-dev] p4est w/o MPI

Satish Balay balay at mcs.anl.gov
Fri Apr 16 10:31:35 CDT 2021


Mark, Why a no-mpi build on Fugaku?

Toby - there is one more issue with p4est - build error when using --with-batch=1

Attaching configure.log

Satish

On Fri, 16 Apr 2021, Isaac, Tobin G wrote:

> p4est has a mode where it can compile without MPI, I don't know if PETSc is using it, will check.
> 
> ________________________________________
> From: petsc-dev <petsc-dev-bounces at mcs.anl.gov> on behalf of Mark Adams <mfadams at lbl.gov>
> Sent: Friday, April 16, 2021 10:23
> To: For users of the development version of PETSc
> Subject: [petsc-dev] p4est w/o MPI
> 
> I don't have MPI (Fugaku w/ gcc) and p4est seems to need it. Is there a work around?
> Thanks,
> Mark
> 
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