[petsc-dev] PETSC's compilation

[Satish Balay]

You can't use 2 MPIs at same time. i.e use either --download-mpich=1
or --download-openmpi=1 - but not both.

Satish

On Mon, 22 Mar 2010, David sheehan wrote:

> You mean,
> ./configure --with-cc=gcc --with-cxx=g++ --with-fc=ifort --download-mpich=1
>  --download-hypre=1 --download-openmpi=1
> thanks.
> 
> David
> 
> On Mon, Mar 22, 2010 at 3:58 PM, Matthew Knepley <knepley at gmail.com> wrote:
> 
> > On Mon, Mar 22, 2010 at 3:54 PM, David sheehan <david.sheehanjr at gmail.com>wrote:
> >
> >> I don't have icc and icpc. I only have ifort and gnu compilers such
> >> g77,gcc
> >> and g++. Since my application code works very well with ifort, can I build
> >>
> >> up PETSC plus Hypre with ifort and gnu compilers? thanks.
> >>
> >
> > It might be possible (though not guaranteed if ifort conflicts with GNU
> > somehow). You
> > jsut provide these compilers to the configure, and use --download-openmpi.
> >
> >    Matt
> >
> >
> >>
> >> David
> >>
> >> On Mon, Mar 22, 2010 at 3:29 PM, Satish Balay <balay at mcs.anl.gov> wrote:
> >>
> >>> If you have installation issues - send the relavent logs [in this case
> >>> configure.log] to petsc-maint.
> >>>
> >>> Here you appear to try too many things.. But its not clear if you are
> >>> installing openmpi/lam yourself - or using default from Red Hat 3.4.
> >>> [note - default openmpi will be built with gnu compilers - so
> >>> unuseable from ifort].
> >>>
> >>> Thing to do:
> >>>
> >>> - decide on compilers you want to use.
> >>> - build PETSc and mpi with these compilers
> >>>
> >>> [for eg: configure CC=icc CXX=icpc FC=ifort --download-mpich=1
> >>> --download-hypre=1]
> >>>
> >>> Note: alternative f90 compilers seable on linux are gfortran, g95
> >>>
> >>> Satish
> >>>
> >>> On Mon, 22 Mar 2010, David sheehan wrote:
> >>>
> >>> > Hi,
> >>> > I am trying to compile the PETSC with hypre. I have Intel FORTRAN,
> >>> openmpi
> >>> > and  lam
> >>> > MPI  (gcc version 3.4.6 (Red Hat 3.4.6-3)) available.
> >>> >
> >>> > Since my application code is in FORTRAN with dynamic memory allocation
> >>> in
> >>> > the code,
> >>> > so I have to use Intel FORTRAN(ifort) as the compiler to link PETSC
> >>> with my
> >>> > application
> >>> > code. I can build up PETSC(petsc-3.0.0-p11) plus hypre with Lam MPI but
> >>> > without ifort
> >>> > successfully. However I can not use ifort to link the PETSC with my
> >>> > application success-
> >>> > fully. The link always shows erros about "undefined reference" to MPI
> >>> parts
> >>> > in my application
> >>> > code such as 'mpi_send_', 'mpi_recv_', 'mpi_waitany_',
> >>> 'mpi_get_count_',
> >>> > and etc.
> >>> >
> >>> > Can any one help me out? thanks in advance.
> >>> >
> >>> > Best Regards,
> >>> >
> >>> > David
> >>> >
> >>>
> >>>
> >>
> >
> >
> > --
> > What most experimenters take for granted before they begin their
> > experiments is infinitely more interesting than any results to which their
> > experiments lead.
> > -- Norbert Wiener
> >
>