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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi Naveen,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Can you run a profiler on the original code and on the transformed code to see where the performance penalty comes from? Or decompile some of the “worst” files and diff them? I would be highly interested in what happens there and why things get so much slower. It would be great if you could do some investigation there.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Best regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> Steven<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><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 style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Von:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> soot-list-bounces@CS.McGill.CA [mailto:soot-list-bounces@CS.McGill.CA] <b>Im Auftrag von </b>Naveen Neelakandan<br><b>Gesendet:</b> Mittwoch, 28. Oktober 2015 09:49<br><b>An:</b> soot-list@CS.McGill.CA<br><b>Betreff:</b> [Soot-list] Dacapo - Avrora Performance<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div id=divtagdefaultwrapper><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>Hello,<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>I am seeing a high performance penalty (~15% - 20%) for the Dacapo Avrora benchmark when passed through soot. Note that I am not doing any transformations of my own in this case and this behaviour appears to happen only for this benchmark. I was wondering if anyone else had a similar experience with this benchmark?<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>The command that I am running to compile the benchmark through soot is<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>java -d64 -Xmx6G -cp soot-trunk.jar soot.Main -pp -w -allow-phantom-refs -cp $compile_class_path -process-dir $process_dir -main-class Harness Harness org.dacapo.harness.Avrora<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>where $compile_class_path and $process_dir refer to the same directory where the contents of avrora-cvs-20091224.jar are extracted to.<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>Thanks,<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'>Naveen<o:p></o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p style='background:white'><span style='font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p></div></div></body></html>