[Paraview] How to connect to X Server automatically when doingcatalyst live data visualization.

[Andy Bauer]

Hi,

I think this is an issue with the set up of your cluster. Unless ParaView
uses OSMesa to do rendering it needs a window for rendering.

Regards,
Andy


On Tue, Oct 8, 2013 at 5:40 AM, 谢茂金 <xiemaojin at sccas.cn> wrote:

> Hi All,
>
> ** **
>
> I'm annoying by a Paraview catalyst problem. When doing parallel live data
> insitu visualization in client-server mode, I have to manually login to all
> desktops of all server nodes first, else it'll complain that "cannot
> connect to X Server"
>
> * *
>
> As our simulation cluster equips with two CUDA enable GPU cards in each
> node, how should I configure it to make Paraview take use of GPU
> acceleration function while don't need to login to desktops each time I
> decide to launch a parallel visualization task?
>
> ** **
>
> I have some fundamental knowledge about parallel visualization with OpenGL
> and Cg/GLSL under Linux cluster, that's I have to configure XDisplay under
> /etc/X11/xorg.conf and call XOpenDisplay() in my code to make GPU
> acceleration available. Does this similar to paraview or help to understand
> the Paraview's style?
>
> ** **
>
> BTW, is there a way to make the visualization nodes available to multiple
> end users?  Currently, if one login to the node’s desktop, others cannot
> login to the nodes’ desktop again.
>
> ** **
>
> My environment is a GPU cluster,  CentOS and Paraview 4.0.0
>
> ** **
>
> Thank you.
>
>
> ------------------------------
> Maojin XIE
>
>
>
>
>
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