[petsc-users] ILU in parallel

[Alexander Grayver]

On 09.12.2011 16:58, Matthew Knepley wrote:
> On Fri, Dec 9, 2011 at 9:44 AM, Alexander Grayver 
> <agrayver at gfz-potsdam.de <mailto:agrayver at gfz-potsdam.de>> wrote:
>
>     Hello,
>
>     Sorry for dummy question, but what are options for parallel ILU in
>     petsc? Which packages are best for big sparse matrices (>= 10^6)?
>     Where do I start from?
>
>
> http://www.mcs.anl.gov/petsc/petsc-dev/docs/linearsolvertable.html
>
> I generally recommend against parallel ILU, but Hypre has it.

Why?

>
>    Matt
>
>     Regards,
>     Alexander
>
>
>
>
> -- 
> 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

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