I agree (and I agree we beat this horse to death :-) )<br><br><div><span class="gmail_quote">On 5/16/06, <b class="gmail_sendername">Wylie, Brian</b> <<a href="mailto:bnwylie@sandia.gov">bnwylie@sandia.gov</a>> wrote:
</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div>
<div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">Renato,</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">In your case (1 client) pvserver IS a data server. In fact
it the best of both worlds, it's a data server until the polygonal
data gets to big (passes the 10MB threshold) and then it becomes a
render server, and you can dynamically change that threshold....or if for some
bizarre reason you never want it to become a render server (not sure why.. but
whatever) you can just turn compositing off and it will always be a data
server.</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div><span><font color="#0000ff" face="Arial" size="2">In
general the point I'm trying to make is that </font></span><span><font color="#0000ff" face="Arial" size="2">for 99% of the
folks out there, splitting the server into a data server and a render server is
a more complex, less effective solution, then just running pvserver and
pvclient. If you are running pvdataserver and pvrenderserver you should have a
REALLY good reason for doing so.</font></span></div>
<div><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div><span><font color="#0000ff" face="Arial" size="2">Okay
have we beat this horse to death yet? :)</font></span></div>
<p><b><font face="Fixedsys" size="1">Brian Wylie - Org 9227</font></b> <br><b><font face="Fixedsys" size="1">Sandia National Laboratories</font></b> <br><b><font face="Fixedsys" size="1">MS 0822 - Building 880/A1-J</font>
</b> <br><b><font face="Fixedsys" size="1">(505)844-2238
FAX(505)845-0833
</font></b><br><font face="Courier New" size="1">
____
_ __</font> <br><font face="Courier New" size="1"> / __ \____ _________ | | / (_)__
_ __ </font><br><font face="Courier New" size="1"> / /_/ / __ `/ ___/ __ `/ | / / / _ \ | /| / /</font>
<br><font face="Courier New" size="1"> / ____/ /_/ / / / /_/ /| |/ /
/ __/ |/ |/ /</font> <br><font face="Courier New" size="1"> /_/ \__,_/_/ \__,_/
|___/_/\___/|__/|__/
</font><br><font face="Courier New" size="1">
Unleash the Beast</font> </p>
<div> </div><br>
<blockquote style="border-left: 2px solid rgb(0, 0, 255); padding-left: 5px; margin-left: 5px; margin-right: 0px;">
<div dir="ltr" align="left" lang="en-us">
<hr>
<font face="Tahoma" size="2"><b>From:</b>
paraview-bounces+bnwylie=<a href="mailto:sandia.gov@paraview.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">sandia.gov@paraview.org</a>
[mailto:<a href="mailto:paraview-bounces+bnwylie=sandia.gov@paraview.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">paraview-bounces+bnwylie=sandia.gov@paraview.org</a>] <b>On Behalf Of
</b>Renato N. Elias<br><b>Sent:</b> Tuesday, May 16, 2006 2:19
PM<br><b>To:</b> 'Berk Geveci'<br><b>Cc:</b>
<a href="mailto:paraview@paraview.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">paraview@paraview.org</a><br><b>Subject:</b> [Paraview] client/server display
problem - Problem solved!<br></font><br></div>
<div></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">problem solved :-)</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">my problem was solved after seeing the last posts.
It was exactly due the DISPLAY enviroment variable which was set (wrongly) to
localhost:10.</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">You know, as it was not necessary with PV 2.2.1 I got
surprised after getting that error message in PV 2.4.3</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">Thanks a lot folks</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"><font size="2"></font></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">obs.: Regarding the data server mode, for me, it is the
most useful mode since I don't work with huge datasets and my client can
perform all rendering work without having to download several pieces of files
that were processed in parallel on the machine without rendering capability. I
have a bunch of files on the processing machine that don't need to be rebuilt
on the client's machine - for me, it's wonderful.</font></span></div>
<div dir="ltr" align="left"><span></span><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"><font size="2">Renato N.
Elias<br>===============================================<br>PhD student - <a href="http://www.nacad.ufrj.br/%7Ernelias" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://www.nacad.ufrj.br/~rnelias
</a><br>High
Performance Computing Center<br>Federal University of Rio de Janeiro<br>Rio de
Janeiro, Brazil<br>+55(21) 2562-8080 </font></font></span></div><br>
<div dir="ltr" align="left" lang="pt-br">
<hr>
<font face="Tahoma" size="2"><b>De:</b> Berk Geveci [mailto:<a href="mailto:berk.geveci@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">berk.geveci@gmail.com</a>]
<br><b>Enviada em:</b> terça-feira, 16 de maio de 2006 16:57<br><b>Para:</b>
Renato N. Elias<br><b>Cc:</b> <a href="mailto:paraview@paraview.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">paraview@paraview.org</a><br><b>Assunto:</b> Re:
[Paraview] client/server display problem<br></font><br></div>
<div></div>So you are getting the same error when running pvserver and
pvclient? Do me a favor, make sure that there is no DISPLAY enviromnent
variable set when running in ParaView. You may have to unset it in .XXrc to
override what ssh sets. I want to make sure that the reason the server is
crashing is due to X not due to something else. Another way of finding out is
to attach to one of the pvserver processes with a debugger. Also, does this
happen when you run a 1 node server? <br><br>-Berk<br><br><br>
<div><span class="gmail_quote">On 5/16/06, <b class="gmail_sendername">Renato N.
Elias</b> <<a href="mailto:rnelias@nacad.ufrj.br" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">rnelias@nacad.ufrj.br</a>>
wrote:</span>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div>
<div>
<div dir="ltr" align="left"><span>Berk: Well, mostly because this may not scale
well. Polygonal data generated by 10 nodes might be too big to be handled by
a single node. If you client can handle it, no problem</span></div>
<div dir="ltr" align="left"><span></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">Renato:
I see what you mean. My problem is that, unfortunately, we don't have render
clusters here. Thus, we must try to work with the Altix as it was only
a parallel data server connected to a Windows XP client machine
performing all rendering work with its NVidia Quadro FX 4400 video
card.</font></span></div>
<div dir="ltr" align="left"><span></span><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font size="-0">Berk: there is not pure data
server in paraview</font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">Renato:
Ok. It's clear now. I guess I got confused after seeing what PV compilation
produces. It builds different binaries (pvclient, pvrenderserver, pvserver
and pvdataserver). Firstly I tried to connect the pvclient (on the Windows
machine) with the pvserver (on the Altix system) but I got that error
message (X connection to localhost:10.0 broken (explicit kill or server
shutdown)). After that, I tried to connect pvclient with pvDATAserver and
the problem persisted. I thought it strange since I was just repeating with
PV 2.4.3 the same procedure I used to do with PV 2.2.1 (which has been
running nicely in parallel, including with Ensight files which don't work
fine with PV 2.4.3). </font></span></div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"></font></span><span></span><span><font color="#0000ff" face="Arial" size="2"></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2">Thanks
Berk for the explanations </font></span></div></div>
<div><span>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"><font size="2"></font></font></span> </div>
<div dir="ltr" align="left"><span><font color="#0000ff" face="Arial" size="2"><font size="2">Renato N.
Elias<br>===============================================<br>PhD student - <a href="http://www.nacad.ufrj.br/%7Ernelias" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://www.nacad.ufrj.br/~rnelias
</a><br>High Performance
Computing Center<br>Federal University of Rio de Janeiro<br>Rio de Janeiro,
Brazil<br>+55(21) 2562-8080 </font></font></span></div><font color="#0000ff" face="Arial" size="2"></font><br></span></div>
<div>
<div dir="ltr" align="left" lang="pt-br">
<hr>
<font face="Tahoma" size="2"><b>De:</b> Berk Geveci [mailto:<a href="mailto:berk.geveci@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">berk.geveci@gmail.com</a>]
<br><b>Enviada em:</b> terça-feira, 16 de maio de 2006 16:07<br><b>Para:</b>
Renato N. Elias<br><b>Cc:</b> Wylie, Brian; <a href="mailto:paraview@paraview.org" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">paraview@paraview.org</a><br><b>Assunto:</b> Re: [Paraview]
client/server display problem<br></font><br></div></div>
<div><span>
<div></div><br><br>
<div><span class="gmail_quote">On 5/16/06, <b class="gmail_sendername">Renato N.
Elias</b> <<a href="mailto:rnelias@nacad.ufrj.br" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">rnelias@nacad.ufrj.br</a>> wrote:</span>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><font color="#0000ff" face="Arial" size="2"></font><br>Sorry, but I'm still in
doubt...<br><br>Maybe my doubt is due the way I'm running the
client/server mode. I should<br>emphasize that I'm running in a
client/DATA server mode using a SGI Altix<br>which doesn't have any
rendering capability. Thus, here goes my questions... <br><br>BRIAN: 1)
Set up their server nodes so that they can open X windows (Sandia<br>has
done this on like 10 different clusters, it's not that hard, if you
need<br>instructions please email me).<br><br>RENATO: Why? If I'm running
in a client/data server scheme my data server <br>only need to load and
dispatch my data to the client which should launch the<br>PV GUI. I can't
see why is it necessary to open X windows in this case.</blockquote>
<div><br><br>Well, mostly because this may not scale well. Polygonal data
generated by 10 nodes might be too big to be handled by a single node. If
you client can handle it, no problem. There is not client/data server
scheme. You either have client/data server/render server or client/server
modes. If you are running in client/server modes, the server is capable of
both processing and rendering. If you don't want the server to render,
disable compositing. At that point, there is no need for opengl or X display
on the server. <br></div><br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">BRIAN:
2) Compile the server with Mesa (note: the client should never
be<br>compiled with Mesa) <br><br>RENATO: The question remains. Is it
really necessary to compile PV with Mesa<br>support in a system without
rendering capability?</blockquote>
<div><br><br>It is not necessary. It is optional. If you are not going to
render anything on the server, compile with whatever opengl library you
want. Unfortunately, there is not pure data server in paraview. All servers
have to be linked against some opengl library, even if it is not used.
<br><br></div><br><br></div><br></span></div>
<div></div></div></blockquote></div><br></blockquote></div>
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