<div dir="ltr">Running from the GUI with mpi and 2 nodes seems to maintain the background on my quick tests. Could you update your script to use the shuttle dataset? I included a copy of that data on this email. That would make it easier to debug.<div><br></div><div>Thanks</div><div>Ken<br><div><br></div><div><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Sep 26, 2016 at 4:55 AM, Albina, Frank <span dir="ltr"><<a href="mailto:frank.albina@sauber-motorsport.com" target="_blank">frank.albina@sauber-motorsport.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="DE-CH" link="blue" vlink="purple"><div><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Dear all,<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">I have downloaded from the <a href="http://paraview.org" target="_blank">paraview.org</a> the latest binaries for Linux of ParaView v5.1.2. My main purpose is to make use of ParaView with software rendering in a clustered environment without GPU and, as such, I have been going through my small benchmark on a generic F1 car.<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">This what I have found so far when generating a SurfaceLIC representation on the whole car surface in batch mode.<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Using pvbatch –mesa-llvm works fine. This is one of the produced images for reference:<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><img width="826" height="404" src="cid:image001.jpg@01D217E4.08171B00"></span><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Using 4 cores to perform the same task (with the same script) with mpiexec –np 4 pvbatch --mesa-llvm shows a good speed-up but the background is black instead of white (although view.Backgound = [1,1,1] is set explicitely), as shown hereafter:<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><img width="826" height="404" src="cid:image002.jpg@01D217E4.08171B00"></span><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">On the same server (Intel Xeon ES-2650 v3), the CPU is AVX2 capable, so I tried also the same script with pvbatch --mesa-swr-avx2. The image background is corrupted with leftover frames apparently, as shown hereafter:<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><img width="826" height="404" src="cid:image003.jpg@01D217E4.08171B00"></span><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Was this behavior to be expected? <u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Please let me know if there is any interest in providing with my benchmark.<span class="HOEnZb"><font color="#888888"><u></u><u></u></font></span></span></p><span class="HOEnZb"><font color="#888888"><p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal" style="margin-bottom:12.0pt"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">Frank Albina</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><br><br></span><span lang="EN-US" style="font-size:8.0pt;font-family:"Arial","sans-serif";color:green"><u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p></font></span></div></div><br>______________________________<wbr>_________________<br>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Ken Martin PhD<div>Chairman & CFO<br>Kitware Inc.<br>28 Corporate Drive<br>Clifton Park NY 12065<br>518 371 3971<div><br></div><div><span style="font-size:10pt;font-family:Tahoma,sans-serif">This communication,
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