[petsc-dev] preallocation checks

[Stefano Zampini]

Just pulled and checked. The code works for me.

Stefano

2012/1/21 Barry Smith <bsmith at mcs.anl.gov>

>
>  I have pushed an update so that converting from seqdense to seqaij does
> correct preallocation.  So this problem should be gone for you.  Please let
> me know if the problem does not resolve.
>
>   Barry
>
> On Jan 20, 2012, at 10:25 AM, Stefano Zampini wrote:
>
> > I pulled the latest tip and recompiling my application I got this error
> when converting from SEQDENSE to SEQAIJ
> >
> > [0]PETSC ERROR:
> ------------------------------------------------------------------------
> > [0]PETSC ERROR: MatSetValues_SeqAIJ() line 331 in
> src/mat/impls/aij/seq/aij.c
> > [0]PETSC ERROR: MatSetValues() line 1119 in src/mat/interface/matrix.c
> > [0]PETSC ERROR: MatConvert_Basic() line 37 in src/mat/utils/convert.c
> > [0]PETSC ERROR: MatConvert() line 3859 in src/mat/interface/matrix.c
> >
> > Is there a way to disable from command line new nonzeros errors?
> >
> > 2012/1/16 Lisandro Dalcin <dalcinl at gmail.com>
> > On 16 January 2012 17:58, Lisandro Dalcin <dalcinl at gmail.com> wrote:
> > > On 15 January 2012 23:30, Jed Brown <jedbrown at mcs.anl.gov> wrote:
> > >> On Wed, Jan 11, 2012 at 22:10, Barry Smith <bsmith at mcs.anl.gov>
> wrote:
> > >>>
> > >>>  That is not a concern, better to stop early with a useful message
> than
> > >>> take tons of extra time on a huge job and make PETSc look extra bad
> at huge
> > >>> problems.
> > >>
> > >>
> > >> Done, I'll check the nightlies tomorrow to see which examples broke.
> > >>
> > >> http://petsc.cs.iit.edu/petsc/petsc-dev/rev/631dbd3be1c5
> > >
> > > I've got this regression in petsc4py converting CRL -> AIJ. Of course
> > > I can fix the test, but perhaps this should be handled in PETSc?
> > >
> >
> > More regressions:
> >
> > [0] MatShift() line 166 in /home/devel/petsc/dev/src/mat/utils/axpy.c
> > [0] MatSetValues() line 1119 in
> /home/devel/petsc/dev/src/mat/interface/matrix.c
> > [0] MatSetValues_SeqAIJ() line 331 in
> > /home/devel/petsc/dev/src/mat/impls/aij/seq/aij.c
> > [0] Argument out of range
> > [0] New nonzero at (0,0) caused a malloc
> >
> >
> >
> > --
> > Lisandro Dalcin
> > ---------------
> > CIMEC (INTEC/CONICET-UNL)
> > Predio CONICET-Santa Fe
> > Colectora RN 168 Km 472, Paraje El Pozo
> > 3000 Santa Fe, Argentina
> > Tel: +54-342-4511594 (ext 1011)
> > Tel/Fax: +54-342-4511169
> >
> >
> >
> > --
> > Stefano
>
>


-- 
Stefano
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