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</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'> Hi Ross,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Thanks for your answer.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Sorry for asking for some additional explanations, but there is something I do not understand in your answer.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>socket() can give a number above FD_SETSIZE (FD_SETSIZE is a limit for fd_set used by select(), but is not related to socket()).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>This can be easily verified with a piece of code like this :<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>for (int i=0; i<2048; i++)<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'> printf(“%d\n”, socket(AF_INET,SOCK_DGRAM,0));<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Increasing ‘ulimit –n 4096’ will allow to sockets with number up to 2051 (stdin, stdout, stderr + 2048 sockets)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>What I missed ?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Thanks & Regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'> Michel.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>[@@ THALES GROUP INTERNAL @@]<o:p></o:p></span></p></div><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","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"'>De :</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> live-devel [mailto:live-devel-bounces@ns.live555.com] <b>De la part de</b> Ross Finlayson<br><b>Envoyé :</b> mercredi 10 décembre 2014 15:20<br><b>À :</b> LIVE555 Streaming Media - development & use<br><b>Objet :</b> Re: [Live-devel] Problem using live555MediaServer with more than 250 clients<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif"'>In order to avoid to reach the abort, I try an extra sanity check inside BasicTaskScheduler::setBackgroundHandling</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div style='margin-left:35.4pt'><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";background:silver'>void BasicTaskScheduler::setBackgroundHandling(int socketNum, int conditionSet, BackgroundHandlerProc* handlerrProc, void * clientData) {</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div style='margin-left:35.4pt'><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";background:silver'>if ( (socketNum <0) || (socketNum >= FD_SETSIZE) ) return;</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div style='margin-left:35.4pt'><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Arial","sans-serif";background:silver'>…</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div></div></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>Maybe, but I’m not convinced that this would really be useful, as the current code should already make sure (at a higher level) that “setBackgroundHandling()” (or “turnOnBackgroundReadHandling()”, which calls “setBackgroundHandling()”) does not get called with a socket number <0. Also, it should never get called with a socket number >= FD_SETSIZE, because socket numbers this large should never have been given out (i.e., returned as a result of a “socket()” call) in the first place!<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Also, let me remind people once again that the number of sockets used by each stream can be reduced from 2 (RTP,RTCP) to 1 (RTP-muxed-with-RTCP) if both the server and client support this; see<o:p></o:p></p></div><div><p class=MsoNormal><span class=apple-tab-span> </span><a href="http://lists.live555.com/pipermail/live-devel/2014-March/018179.html">http://lists.live555.com/pipermail/live-devel/2014-March/018179.html</a><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal><span class=apple-style-span><span style='font-family:"Helvetica","sans-serif";color:black'>Ross Finlayson</span></span><span style='font-family:"Helvetica","sans-serif";color:black'><br><span class=apple-style-span>Live Networks, Inc.</span><br><span class=apple-style-span><a href="http://www.live555.com/">http://www.live555.com/</a></span></span> <o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>