[Paraview] writing block data in parallel for vtk readers

[Utkarsh Ayachit]

Rich,

FYI, the VisIt bridge was updated to VisIt 2.7.0 soon after 4.1. You
can try 4.2-RC1 to see if this was indeed a VisIt bridge being old
issue.

Utkarsh

On Wed, Sep 10, 2014 at 8:19 PM, Cook, Rich <cook47 at llnl.gov> wrote:
> The code in VisIt is up to date; it’s just Paraview that seems behind the
> times.  I am not able to completely convince myself of why but I suspect
> that’s the problem.  The actual error shows up as some sort of VTK error.
> — Rich
>
>
> ERROR: In
> /usr/local/tools/paraview-opengl-4.1.0/src/ParaView-v4.1.0/VTK/Common/ExecutionModel/vtkExecutive.cxx,
> line 754
> vtkPVCompositeDataPipeline (0x252ff00): Algorithm
> vtkVisItMirandaReader(0x25342b0) returned failure for request:
> vtkInformation (0x2521130)
>   Debug: Off
>   Modified Time: 119319
>   Reference Count: 1
>   Registered Events: (none)
>   Request: REQUEST_DATA_OBJECT
>   ALGORITHM_AFTER_FORWARD: 1
>   FORWARD_DIRECTION: 0
>
>
>
>
> ERROR: In
> /usr/local/tools/paraview-opengl-4.1.0/src/ParaView-v4.1.0/VTK/Common/ExecutionModel/vtkExecutive.cxx,
> line 754
> vtkPVCompositeDataPipeline (0x252ff00): Algorithm
> vtkVisItMirandaReader(0x25342b0) returned failure for request:
> vtkInformation (0x2521130)
>   Debug: Off
>   Modified Time: 119319
>   Reference Count: 1
>   Registered Events: (none)
>   Request: REQUEST_DATA_OBJECT
>   ALGORITHM_AFTER_FORWARD: 1
>   FORWARD_DIRECTION: 0
>
>
>
>
> On Sep 10, 2014, at 4:55 PM, Berk Geveci <berk.geveci at kitware.com> wrote:
>
> Hey Rich,
>
> Is this a matter of updating the VisIt bridge or the code in VisIt is old
> too?
>
> What are the larger runs these folks do? And what is the timeframe?
>
> We are working on ADIOS readers and that may be another option. This is
> where we currently plan on pushing for large scale IO needs.
>
> HDF5 is certainly another option. So is writing legacy VTK files from each
> node. I'd guess Silo is another option too.
>
> It depends on the needs and scale at which they will be running.
>
> Best,
> -berk
>
> On Mon, Sep 8, 2014 at 7:45 PM, Cook, Rich <cook47 at llnl.gov> wrote:
>>
>> Hi,
>> I am wondering how to write out a set of VTK files for input into
>> paraview.
>> The code we are writing from is Miranda, an MPI code, and each processor
>> writes out its subdomain individually.  No ghost zones are written into the
>> files.  Perhaps they could be; I’m not sure about that part.
>> Sometimes the data is curvilinear but usually rectilinear.
>> Miranda is included in the VISIT_BRIDGE stuff but what’s in VISIT_BRIDGE
>> for Miranda is old and the newer stuff doesn’t parse any more.
>> Thanks!
>>
>> --
>> ✐Richard Cook
>> ✇ Lawrence Livermore National Laboratory
>> Bldg-453 Rm-4024, Mail Stop L-557
>> 7000 East Avenue,  Livermore, CA, 94550, USA
>> ☎ (office) (925) 423-9605
>> ☎ (fax) (925) 423-6961
>> ---
>> Information Management & Graphics Grp., Services & Development Div.,
>> Integrated Computing & Communications Dept.
>> (opinions expressed herein are mine and not those of LLNL)
>>
>>
>>
>>
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>
>
> --
> ✐Richard Cook
> ✇ Lawrence Livermore National Laboratory
> Bldg-453 Rm-4024, Mail Stop L-557
> 7000 East Avenue,  Livermore, CA, 94550, USA
> ☎ (office) (925) 423-9605
> ☎ (fax) (925) 423-6961
> ---
> Information Management & Graphics Grp., Services & Development Div.,
> Integrated Computing & Communications Dept.
> (opinions expressed herein are mine and not those of LLNL)
>
>
>
>
> _______________________________________________
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