[Paraview] Client-server mode / data streaming problem

[Pierre-Olivier Dallaire]

Here is what I get from this test :

Local Process
Still Render,  0.057886 seconds
    Execute vtkPolyDataMapper id: 413,  1.6e-05 seconds
Still Render,  0.070324 seconds
    Execute vtkPolyDataMapper id: 413,  1.8e-05 seconds
Still Render,  0.045106 seconds
    Execute vtkPolyDataMapper id: 413,  2.1e-05 seconds
Still Render,  0.038055 seconds
    Execute vtkPolyDataMapper id: 413,  2e-05 seconds
Interactive Render,  42.5521 seconds
    Execute vtkMPIMoveData id: 621,  39.9256 seconds
    Execute vtkMPIMoveData id: 624,  2.30231 seconds
    Execute vtkPolyDataMapper id: 410,  3.5e-05 seconds
    Execute vtkPolyDataMapper id: 410,  1.4e-05 seconds
Interactive Render,  0.002586 seconds
    Execute vtkPolyDataMapper id: 410,  2.4e-05 seconds
Interactive Render,  0.001532 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001864 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001908 seconds
    Execute vtkPolyDataMapper id: 410,  2.2e-05 seconds
Interactive Render,  0.001933 seconds
    Execute vtkPolyDataMapper id: 410,  2.1e-05 seconds
Interactive Render,  0.001626 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.001455 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.00338 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.001561 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001537 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.001489 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.001558 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001595 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001546 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001454 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001633 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Interactive Render,  0.001517 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001516 seconds
    Execute vtkPolyDataMapper id: 410,  1.6e-05 seconds
Interactive Render,  0.001481 seconds
    Execute vtkPolyDataMapper id: 410,  1.7e-05 seconds
Still Render,  33.0572 seconds
    Execute vtkMPIMoveData id: 621,  32.6987 seconds
    Execute vtkPolyDataMapper id: 413,  3e-05 seconds
    Execute vtkPolyDataMapper id: 413,  2.4e-05 seconds



Server
Execute vtkQuadricClustering id: 633,  0.125393 seconds
Execute vtkMPIMoveData id: 621,  39.3476 seconds
    Dataserver sending to client,  39.3474 seconds
Execute vtkOrderedCompositeDistributor ,  7.5e-05 seconds
Execute vtkMPIMoveData id: 624,  1.88785 seconds
    Dataserver sending to client,  1.88762 seconds
Execute vtkOrderedCompositeDistributor ,  7e-05 seconds
Execute vtkMPIMoveData id: 621,  32.217 seconds
    Dataserver sending to client,  32.2167 seconds
Execute vtkOrderedCompositeDistributor ,  7.7e-05 seconds

On 2010-01-04, at 3:47 PM, Utkarsh Ayachit wrote:

> Try this:
> * Open Tools | Timer Log.
> * Change the "Time Threshold" to "Show All"
> * Pan etc. then click "Refresh"
> If there are any entires in there that say "vtkMPIMoveData" it
> represents a data delivery to the client.
> * I can see data-delivery happens when I change properties on the
> source, but never when merely interacting with it.
> 
> Utkarsh
> 
> 
> On Mon, Jan 4, 2010 at 3:39 PM, Pierre-Olivier Dallaire
> <pierre-olivier.dallaire at videotron.ca> wrote:
>> Hi !
>> 
>> yes, I'm connecting to a server machine which is running pvserver. The local and server machines have exactly
>> the same cvs version.
>> 
>> I tried different cases / an easy one was to open an stl file located on the server machine side. I'm monitoring the network
>> traffic on the client machine. As soon as I try to move/rotate the stl geometry, I can see that the download traffic is going up
>> and reach the maximum for some time.
>> 
>> Thanks
>> 
>> PO
>> 
>> 
>> On 2010-01-04, at 3:33 PM, Utkarsh Ayachit wrote:
>> 
>>> So, if I understand correctly, you are using local-rendering mode i.e.
>>> deliver data to client and render. How are you determining that the
>>> client is re-downloading the data? I just tried with a simple sphere
>>> source, and could not reproduce the behavior.
>>> 
>>> Utkarsh
>>> 
>>> On Mon, Jan 4, 2010 at 2:22 PM, Pierre-Olivier Dallaire
>>> <pierre-olivier.dallaire at videotron.ca> wrote:
>>>> Good afternoon,
>>>> 
>>>> using the latest cvs version, it seems that the client-server mode does not work as well as before (early december).
>>>> For some reason, every time I try to pan or rotate, the client application re-downloads all the data, which was not the case before.
>>>> Using the standard view buttons work properly doe not generate a full re-download of the data. With this new behaviour, it's impossible
>>>> to work under the client-server mode.
>>>> 
>>>> Suggestions ?
>>>> 
>>>> Thanks
>>>> 
>>>> PO
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