I think it may have been buggy ever since the mpi broadcast was added, but a month and a half ago Utkarsh added a debugging call to Barrier to expose to help expose these issues. I'll fix.
Pat On Thu, Aug 19, 2010 at 5:12 PM, pat marion <[email protected]> wrote: > I can repeat this. Believe it or not, WriteImage does an mpi broadcast. > In the 3.8 release and some time afterward it worked fine, but it doesn't > seem to work now. > > Pat > > > On Thu, Aug 19, 2010 at 5:09 PM, Eric E. Monson <[email protected]>wrote: > >> Hey Jean, >> >> I am getting the same behavior on my Mac OS X 10.6 compiled with OpenMPI >> (but no OSMesa). I can run scripts like yours from the ParaView Python shell >> when connected to a four-process pvserver just fine, and it works from the >> same build of pvbatch run in serial (without mpirun), but when I try to run >> pvbatch with >> >> mpirun -np 4 ./pvbatch coloredSphere.0.py >> >> it hangs after writing the first image and giving me this output: >> >> vtkSphereSource : [ ...........] >> vtkSphereSource(3) : [ ...........] >> vtkSphereSource(1) : [ ...........] >> vtkSphereSource(2) : [ ...........] >> vtkPVGeometryFilter : [ ...........] >> vtkPVGeometryFilter(1) : [ ...........] >> vtkPainterPolyDataMapper : [ ...........] >> vtkPainterPolyDataMapper : [ ...........] >> Process id: 2 >> ERROR: In >> /Users/emonson/Programming/ParaView_git/ParaView/VTK/Parallel/vtkParallelRenderManager.cxx, >> line 1869 >> vtkIceTRenderManager (0x10b104a90): Failed to read window information >> >> Process id: 3 >> ERROR: In >> /Users/emonson/Programming/ParaView_git/ParaView/VTK/Parallel/vtkParallelRenderManager.cxx, >> line 1869 >> vtkIceTRenderManager (0x10be0ec40): Failed to read window information >> >> Process id: 1 >> ERROR: In >> /Users/emonson/Programming/ParaView_git/ParaView/VTK/Parallel/vtkParallelRenderManager.cxx, >> line 1869 >> vtkIceTRenderManager (0x10b604a10): Failed to read window information >> >> >> Even a simple example like this hangs in the same way: >> >> from paraview.simple import * >> >> view = CreateRenderView() >> >> sphere = Sphere() >> Show() >> Render() >> >> WriteImage("sphere.0.png") >> WriteImage("sphere.1.png") >> >> Sorry I don't have any solution, but hopefully this will help someone who >> knows more figure it out. :) >> -Eric >> >> ------------------------------------------------------ >> Eric E Monson >> Duke Visualization Technology Group >> >> >> On Aug 19, 2010, at 3:49 PM, Favre Jean wrote: >> >> > >> > i am having difficulty with pvbatch - compiled with Mesa 7.6 - running >> in parallel and hanging after the first WriteImage in my python scripts. >> > >> > I have tested several compilations on different clusters, several MPI >> (mvapich and openmpi) and still cannot make this work. It writes the first >> image and then deadlocks or dies somewhere. >> > >> > I have no error messages to give me a clue. The pvserver from the same >> compilation works fine when connected to a client. >> > >> > This would be a test line: >> > >> > mpirun -np 12 --use-offscreen-rendering -display :0.0 pvbatch >> coloredSphere.0.py >> > >> > are there problems with my syntax, or something I overlooked in this >> simple example? >> > >> > thanks for any tip. >> > >> > ----------------- >> > Jean M. Favre >> > Swiss National Supercomputing Center >> > >> > <coloredSphere.0.py>_______________________________________________ >> > Powered by www.kitware.com >> > >> > Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> > >> > Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> > >> > Follow this link to subscribe/unsubscribe: >> > http://www.paraview.org/mailman/listinfo/paraview >> >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://www.paraview.org/mailman/listinfo/paraview >> > >
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