[Paraview] Fwd: Rendering speed sluggish using cluster

[Utkarsh Ayachit]

Christian,

Sorry for the late reply, just saw this email.

You say things are slow when moving the scalar bar or resizing. Does
that mean things are okay when interacting with the 3D view?

Utkarsh

On Tue, Mar 24, 2015 at 2:18 AM, Christian Butcher
<christian.butcher at oist.jp> wrote:
> Dear ParaView Users,
>
> I'm rendering a pseudo-2D data set of approx 7 million cells, running
> 'mpirun ... pvserver'.
>
> I can connect remotely. The cluster does not have graphics cards
> installed, so I'm using the '--use-offscreen-rendering' flag.
>
> The client options for 'Remote Render Threshold' and 'LODThreshold'
> are both set to 0.
>
> On the cluster, I'm currently trying with 48 cores each using 16GB
> RAM, just in case I was previously using too little. I'm pretty sure
> this is overkill - certainly the problem seems comparable to when I
> run it on 8 cores each using 4GB RAM etc.
>
> I suspect I'm just not using the software well, or have installed
> either the client or (more likely?) the cluster's pvserver badly.
>
> Both are using 4.2.0, client has version "4.2.0-287-g1631961 64-bit",
> pvserver returns just "4.2.0" as the version.
>
> When changing any aspect of the render view, the client becomes
> unresponsive/sluggish for long periods of time. This includes, for
> example, moving the coloring scale bar across the screen.
>
> I'm sure I'm missing something obvious (like a step to cut down the
> requirements on the client workstation, for example).
>
> What should I be doing differently?
>
> The script I used to start ccmake is below - other options were left
> at default values (iirc):
>
> ccmake \
>         -DCMAKE_BUILD_TYPE:STRING=RelWithDebInfo \
>         -DCMAKE_CXX_COMPILER:FILEPATH=/apps/gnu/openmpi.gcc/1.8.3/bin/mpic++ \
>         -DCMAKE_C_COMPILER:FILEPATH=/apps/gnu/openmpi.gcc/1.8.3/bin/mpicc \
>         -DCMAKE_Fortran_COMPILER:FILEPATH=/apps/gnu/openmpi.gcc/1.8.3/bin/mpifort
> \
>         -DPARAVIEW_USE_MPI:BOOL=ON \
> \
>         -DCMAKE_INSTALL_PREFIX:PATH=/home/c/christian-butcher/Applications \
>         -DBoost_INCLUDE_DIR:PATH=/home/c/christian-butcher/Applications/include
> \
>         -DBoost_LIBRARY_DIRS:FILEPATH=/home/c/christian-butcher/Applications/lib
> \
> \
>         -DPARAVIEW_BUILD_QT_GUI:BOOL=OFF \
>         -DBUILD_TESTING:BOOL=OFF \
>         -DBUILD_EXAMPLES:BOOL=FALSE \
>         -DBUILD_SHARED_LIBS:BOOL=ON \
>         -DBUILD_DOCUMENTATION:BOOL=OFF \
>         -DPARAVIEW_INSTALL_DEVELOPMENT_FILES:BOOL=ON \
> \
>         -DPARAVIEW_ENABLE_FFMPEG:BOOL=ON \
>         -DPARAVIEW_USE_VISITBRIDGE:BOOL=ON \
> \
>         -DVTK_OPENGL_HAS_OSMESA:BOOL=ON \
>         -DVTK_USE_OFFSCREEN:BOOL=ON \
>         -DVISIT_BUILD_READER_GMV:BOOL=OFF \
> \
>         -DPARAVIEW_BUILD_PLUGIN_AnalyzeNIfTIIO:BOOL=OFF \
>         -DPARAVIEW_BUILD_PLUGIN_H5PartReader:BOOL=ON \
>         -DPARAVIEW_BUILD_PLUGIN_GMVReader:BOOL=FALSE \
>         -DPARAVIEW_BUILD_PLUGIN_Moments:BOOL=FALSE \
>         -DPARAVIEW_BUILD_PLUGIN_PacMan:BOOL=FALSE \
>         -DPARAVIEW_BUILD_PLUGIN_SLACTools:BOOL=FALSE \
>         -DPARAVIEW_BUILD_PLUGIN_SciberQuestToolKit:BOOL=FALSE \
>         -DPARAVIEW_BUILD_PLUGIN_SierraPlotTools:BOOL=FALSE \
> \
>         -DVTK_USE_SYSTEM_ZLIB:BOOL=ON \
>         -DVTK_USE_SYSTEM_EXPAT:BOOL=ON \
>         -DVTK_USE_X:BOOL=OFF \
> \
> -DModule_vtkFiltersParallelGeometry=ON \
> -DModule_vtkFiltersSMP=ON \
> -DModule_vtkFiltersSelection=ON \
> -DModule_vtkIOMPIParallel=ON \
> -DModule_vtkImagingMath=ON \
> -DModule_vtkImagingStatistics=ON \
> -DModule_vtkImagingStencil=ON \
> \
>         -DOPENGL_INCLUDE_DIR:PATH=/home/c/christian-butcher/Applications/include
> \
>         -DOPENGL_gl_LIBRARY:FILEPATH=/home/c/christian-butcher/Applications/lib/libOSMesa.so
> \
>         -DOPENGL_glu_LIBRARY:FILEPATH=/home/c/christian-butcher/Applications/lib/libGLU.so
> \
>         -DOSMESA_LIBRARY:FILEPATH=/home/c/christian-butcher/Applications/lib/libOSMesa.so
> \
>         -DOSMESA_INCLUDE_DIR:PATH=/home/c/christian-butcher/Applications/include
> \
>         $APPS/source/git-sources/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
>
> Search the list archives at: http://markmail.org/search/?q=ParaView
>
> Follow this link to subscribe/unsubscribe:
> http://public.kitware.com/mailman/listinfo/paraview