[Paraview] Crash using openmpi with more than 4 processes

[Berk Geveci]

Just a hunch but is there any chance you can try another version of OpenMPI?
Hopefully a newer version?

-berk

On Thu, Feb 4, 2010 at 11:16 AM, Bart Janssens <bart.janssens at rma.ac.be>wrote:

> On Wednesday 03 February 2010 09:58:53 pm Berk Geveci wrote:
> > Any chance you can attach with a debugger to one of the nodes that
> > crash? It is hard to tell what is wrong from the errors you posted. We
>
> I have recompiled with debugging symbols and attached a backtrace from the
> first pvserver process. The crash is in Mesa, and happens both with the
> stock Mesa 6.5 from CentOS and after upgrading to the
> latest stable version from source (7.6.1). The relevant piece of mesa code
> appears to be the jmp call below (Mesa 7.6.1):
>
> #elif defined(PTHREADS)
>        pushq   %rdi
>        call    _x86_64_get_dispatch at PLT
>        popq    %rdi
>        movq    2344(%rax), %r11
>        jmp     *%r11
> #else
>
> I have absolutely no clue what this bit of code does, or why it fails here
> (especially only when more than 4 processes are running). I have tried using
> both 8 processes on the same node and 8 processes on
> different nodes. This looks very similar to these threads:
> http://markmail.org/thread/owglrjmzkqlfmuhm
> and
> http://markmail.org/message/5eekpxkkh5iput2w
>
> Somehow, I get the feeling this is not going to be easy... :)
>
> > have definitely run ParaView with OpenMPI with 4 core and more. Also,
> > what do you mean by "simple VTK file"? Small file? Big file?
>  It's a very small file (10700 cells), in this case the "airFoil2D"
>  OpenFOAM tutorial file after conversion. It loads fine with exactly the
> same setup using 4 processes.
>
> Cheers,
>
> --
> Bart
>
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