Multilevel solver

[Satish Balay]

On Wed, 23 Apr 2008, Satish Balay wrote:

>  On Wed, 23 Apr 2008, Amit.Itagi at seagate.com wrote:
> 
> > Using configure Options: --PETSC_ARCH=linux-gnu-c-debug
> > --with-scalar-type=complex --with-debugging=yes --with-clanguage=cxx
> > --with-mpi=1 --download-mpich=1 --with-metis=1 --download-metis=1
> > --with-parmetis=1 --download-parmetis=1 --with-superlu_dist=1
> > --download-superlu_dist=1 --with-mumps=1 --download-blacs=1
> > --download-scalapack=1 --download-mumps=1 COPTFLAGS="-O3 -march=p4
> > -mtune=p4 -ffast-math -malign-double -funroll-loops -pipe
> > -fomit-frame-pointer -finline-functions -msse2" CXXOPTFLAGS="-O3
> > -march=p4 -mtune=p4 -ffast-math -malign-double -funroll-loops -pipe
> > -fomit-frame-pointer -finline-functions -msse2" --with-shared=0
> 
> 
> For one - when debugging - you should not use optimization flags "-O3 etc.."
> 
> Can you send the corresponding  configure.log to petsc-maint at mcs.anl.gov?
> 
> Also - what do you have for 'hg status'

Ah - I think you pulled petsc-dev - but not BuildSystem. If you are
using petsc-dev - you should be pulling both.

http://www-unix.mcs.anl.gov/petsc/petsc-as/developers/index.html

Satish