[Paraview] parallel reader with multiple outputs

[Utkarsh Ayachit]

Hi Jean,

The GaussianCubeReader in Paraview produces 2 port output. I tried 
loading m4_TotalDensity.cube dataset (provided in VTK Data) in parallel 
and that seemed to be work okay.

Utkarsh

Jean Favre wrote:
> Dear List
> 
> I have a reader (compiled as plugin with the CVS head of PV3) creating
> two output ports, working very well on a single node. The second port is
> functional and can be connected to other filters.
> 
> when running in parallel, with the second output port creation turned
> OFF, no problem either.
> 
> when running in parallel, with the second output port turned ON, the
> pvservers crash *after* I have exited from RequestData() with the
> message:
> 
> ERROR: In ./ParaView3/Servers/Common/vtkServerConnection.cxx, line 67
> vtkServerConnection (0x10eb010): Server Connection Closed!
> 
> MPI Application rank 0 killed before MPI_Finalize() with signal 11
> ERROR: In ./ParaView3/Servers/Common/vtkServerConnection.cxx, line 351
> vtkServerConnection (0x10eb010): Server could failed to gather
> information.
> 
> Does anyone have a hint on what could be going wrong? I know executing
> of my reader gets all the way to the end, prints out a message as it
> exits RequestData.
> 
> The only reader I could find producing 2 output ports is the prism
> plugin, but I did not figure out where to load data...so I have not
> tested it in parallel.
> 
> Thanks for any tip
> Jean
> 
> 
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