Lisandro Dalcin dalcinl at
Wed Aug 29 11:44:27 CDT 2007

On 8/29/07, Barry Smith <bsmith at> wrote:
>  You could perhaps an additional option
> -ksp_convergence_test <skip,default>
> if you like that allows turning it off from the command line.

You are completely right, I'll add this on petsc-dev.

Now, other issue, regarding this adition. Currently, passing
'-ksp_norm_type NO' ALSO set KSPSkipConverged. Should I remove that?
The 'correct way' for both features would be

$ XXX -ksp_norm_type NO -ksp_convergence_test skip

Sounds this fine?

> On Wed, 29 Aug 2007, Lisandro Dalcin wrote:
> > GMRES and FGMRES generate an error if the user sets KSP_NORM_NO? Is
> > this really needed?
> >
> > Curently using option '-ksp_norm_type NO' is handy, as it implies
> > KSPSkipConverged being set.
> >
> >

Lisandro Dalcín
Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC)
Instituto de Desarrollo Tecnológico para la Industria Química (INTEC)
Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)
PTLC - Güemes 3450, (3000) Santa Fe, Argentina
Tel/Fax: +54-(0)342-451.1594

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