PETSc communicator

Matthew Knepley knepley at gmail.com
Thu Aug 17 23:19:25 CDT 2006


We stash some data in the communicator. This is what is happening here.

   Matt

On 8/17/06, Matt Funk <mafunk at nmsu.edu> wrote:
> Hi,
>
> i was wondering what the message:
> 'PetscCommDuplicate Using internal PETSc communicator 92 170'
> means exactly. I still have issues with PETSc when running 1 vs 2 procs w.r.t.
> the loadbalance.
> However, when run on 2 vs 4 the balance seems to be almost perfect.
> Then the option of a screwed up network was suggested to me, but since the 4vs
> 2 proc case is ok, it seems not necessarily to be the case.
>
> Maybe somebody can tell me what it means?
>
> thanks
> mat
>
>


-- 
"Failure has a thousand explanations. Success doesn't need one" -- Sir
Alec Guiness




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