[petsc-dev] About -ksp_view

[Jed Brown]

On Sun, May 8, 2011 at 17:09, Ryan Yan <vyan2000 at gmail.com> wrote:

> PetscOptionsSetValue("-ksp_view","1"); at very begin of the code, right
> after
> PetscInitialize.
>
> But it seems like only the command line option "-ksp_view " will bring me
> the information on ksp.
> The function call does not seem to response.
>

The -ksp_view output is going into a file named "1".  I think
PetscOptionsSetValue("-ksp_view",""); will do what you want. Note that you
can just call KSPView(ksp,PETSC_VIEWER_STDOUT_WORLD); after the solve.
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