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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=DE-CH link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Benson,<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>if you re-distribute, please state in the code where this file originates from. <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Talking about “parallel computing packages are used in industry”, I would really appreciate if this SurfaceLIC benchmark would become a standard benchmark to measure rendering times across a variety of platforms and ParaView versions. This would be also a good candidate benchmark to check new ParaView release candidates, I think.<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Frank.<o:p></o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'> Benson Muite [mailto:benson_muite@yahoo.com] <br><b>Sent:</b> Montag, 26. September 2016 15:16<br><b>To:</b> Albina, Frank; paraview@paraview.org<br><b>Cc:</b> Del Citto, Francesco<br><b>Subject:</b> Re: [Paraview] Paraview v5.1.2: SurfaceLIC & software rendering issues<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>Frank,<br><br>Will see if can generate an example data set, in case am able to do so, can I redistribute the file (in particular would like to show several students how some of these parallel computing packages are used in industry)? Line 640 makes it difficult to re-distribute.<br><br>Benson<o:p></o:p></p><div><p class=MsoNormal>On 09/26/2016 03:23 PM, Albina, Frank wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Benson,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>I won’t be able to provide you with the dataset you are requesting since the IP is protected. I might be able to provide it to Kitware for debugging purposes with the condition of not distributing it to any third parties. However, I can access your request to share the benchmarking code.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Please find attached the code I am using for my benchmark.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Hope you will find it useful.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Nonetheless, I would it useful if someone could point me towards a resolution of the issue I reported in my original email.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Frank.</span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'> Benson Muite [<a href="mailto:benson_muite@yahoo.com">mailto:benson_muite@yahoo.com</a>] <br><b>Sent:</b> Montag, 26. September 2016 11:30<br><b>To:</b> Albina, Frank; <a href="mailto:paraview@paraview.org">paraview@paraview.org</a><br><b>Cc:</b> Del Citto, Francesco<br><b>Subject:</b> Re: [Paraview] Paraview v5.1.2: SurfaceLIC & software rendering issues</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p>Both would be great if possible.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><div><p class=MsoNormal>On 09/26/2016 12:22 PM, Albina, Frank wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Benson,</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>do you need the data and the example code, or only the example code?</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Frank.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:DE-CH'> Benson Muite [<a href="mailto:benson_muite@yahoo.com">mailto:benson_muite@yahoo.com</a>] <br><b>Sent:</b> Montag, 26. September 2016 11:17<br><b>To:</b> Albina, Frank; <a href="mailto:paraview@paraview.org">paraview@paraview.org</a><br><b>Cc:</b> Del Citto, Francesco<br><b>Subject:</b> Re: [Paraview] Paraview v5.1.2: SurfaceLIC & software rendering issues</span><o:p></o:p></p></div></div><p class=MsoNormal> <o:p></o:p></p><p>Hi,<o:p></o:p></p><p>Is the benchmark available? Would be interested in looking at this if possible to get example code.<o:p></o:p></p><p>Regards,<o:p></o:p></p><p>Benson<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><div><p class=MsoNormal>On 09/26/2016 11:55 AM, Albina, Frank wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Dear all,</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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 paraview.org 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.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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:</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D;mso-fareast-language:DE-CH'><img border=0 width=826 height=404 id="Picture_x0020_10" src="cid:image001.jpg@01D2180D.86C9A890"></span><o:p></o:p></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:</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D;mso-fareast-language:DE-CH'><img border=0 width=826 height=404 id="Picture_x0020_11" src="cid:image002.jpg@01D2180D.86C9A890"></span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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:</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D;mso-fareast-language:DE-CH'><img border=0 width=826 height=404 id="Picture_x0020_12" src="cid:image003.jpg@01D2180D.86C9A890"></span><o:p></o:p></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? </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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><o:p></o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></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;mso-fareast-language:DE-CH'>Frank Albina</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D;mso-fareast-language:DE-CH'><br><br><br><br><br></span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt'><br><br><br><br><br></span><o:p></o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>Powered by <a href="http://www.kitware.com">www.kitware.com</a><o:p></o:p></pre><pre> <o:p></o:p></pre><pre>Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html">http://www.kitware.com/opensource/opensource.html</a><o:p></o:p></pre><pre> <o:p></o:p></pre><pre>Please keep messages on-topic and check the ParaView Wiki at: <a href="http://paraview.org/Wiki/ParaView">http://paraview.org/Wiki/ParaView</a><o:p></o:p></pre><pre> <o:p></o:p></pre><pre>Search the list archives at: <a href="http://markmail.org/search/?q=ParaView">http://markmail.org/search/?q=ParaView</a><o:p></o:p></pre><pre> <o:p></o:p></pre><pre>Follow this link to subscribe/unsubscribe:<o:p></o:p></pre><pre><a href="http://public.kitware.com/mailman/listinfo/paraview">http://public.kitware.com/mailman/listinfo/paraview</a><o:p></o:p></pre></blockquote><p class=MsoNormal><span style='font-size:12.0pt'> </span><o:p></o:p></p></blockquote><p class=MsoNormal><span style='font-size:12.0pt'> </span><o:p></o:p></p></blockquote><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:DE-CH'><o:p> </o:p></span></p></div></body></html>