<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">So the throughput on the card topped at around 150Mbps, if I calculate correctly ?<div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" color="#1C00FF">David Ponzone </font><font class="Apple-style-span" color="#000000" size="3"><span class="Apple-style-span" style="font-size: 12px; ">Direction Technique</span></font></font></div><div><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px; ">email: <a href="mailto:david.ponzone@ipeva.fr">david.ponzone@ipeva.fr</a></span></font></font></div><div><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px; ">tel: 01 74 03 18 97</span></font></font></div><div><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px; ">gsm: 06 66 98 76 34</span></font></font></div><div><font class="Apple-style-span" face="'Helvetica Neue'"><br></font></div><div><font class="Apple-style-span" color="#1C00FF" face="'Helvetica Neue'">Service Client<span class="Apple-converted-space"> </span></font><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" color="#FF0000">IP</font></font><font class="Apple-style-span" color="#1C00FF" face="'Helvetica Neue'">eva</font></div><div><font class="Apple-style-span" color="#1C00FF" face="'Helvetica Neue'"><span class="Apple-style-span" style="color: rgb(0, 0, 0); font-family: Helvetica; "><div><font class="Apple-style-span" face="'Helvetica Neue'"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px; ">tel: 0811 46 26 26</span></font></font></div><div><font class="Apple-style-span" face="'Helvetica Neue'" size="3"><span class="Apple-style-span" style="font-size: 13px; "><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Arial; color: rgb(0, 34, 243); "><span style="text-decoration: underline; "><a href="BLOCKED::http://www.ipeva.fr/">www.ipeva.fr</a></span><span style="color: rgb(101, 104, 149); "> - <span style="color: rgb(0, 34, 243); text-decoration: underline; "><a href="BLOCKED::http://www.ipeva-studio.com/">www.ipeva-studio.com</a></span></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Arial; color: rgb(0, 34, 243); "><span class="Apple-style-span" style="text-decoration: underline; "><br></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Arial; color: rgb(0, 34, 243); "><span class="Apple-style-span"><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; text-align: justify; font: normal normal normal 10px/normal Arial; color: rgb(192, 192, 192); "><i>Ce message et toutes les pièces jointes sont confidentiels et établis à l'intention exclusive de ses destinataires. Toute utilisation ou diffusion non autorisée est interdite. Tout message électronique est susceptible d'altération. </i><b><i>IPeva</i></b><i> décline toute responsabilité au titre de ce message s'il a été altéré, déformé ou falsifié. Si vous n'êtes pas destinataire de ce message, merci de le détruire immédiatement et d'avertir l'expéditeur.</i></div><div style="text-decoration: underline; text-align: justify; "><font class="Apple-style-span" color="#C0C0C0"><i><br></i></font></div></span></div></span></font></div></span></font></div></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"> </div><br><div><div>Le 23/08/2010 à 16:14, Woody Dickson a écrit :</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>I just used normal g711.<br><br>This involve some code changes in the freeswitch core as well. I need<br>to package it a bit better and get some more experiments done to fully<br>qualify it.<br>The problem with this kind of tests is getting enough hardware to<br>generate this amount of calls is tricky.<br><br><br><br><br><br>On Mon, Aug 23, 2010 at 10:02 PM, David Ponzone <<a href="mailto:david.ponzone@ipeva.fr">david.ponzone@ipeva.fr</a>> wrote:<br><blockquote type="cite">Woody,<br></blockquote><blockquote type="cite">what codec do you use to push 70kpps on 1 GigE card ?<br></blockquote><blockquote type="cite">David Ponzone Direction Technique<br></blockquote><blockquote type="cite">email: <a href="mailto:david.ponzone@ipeva.fr">david.ponzone@ipeva.fr</a><br></blockquote><blockquote type="cite">tel: 01 74 03 18 97<br></blockquote><blockquote type="cite">gsm: 06 66 98 76 34<br></blockquote><blockquote type="cite">Service Client IPeva<br></blockquote><blockquote type="cite">tel: 0811 46 26 26<br></blockquote><blockquote type="cite">www.ipeva.fr - <a href="http://www.ipeva-studio.com">www.ipeva-studio.com</a><br></blockquote><blockquote type="cite">Ce message et toutes les pièces jointes sont confidentiels et établis à<br></blockquote><blockquote type="cite">l'intention exclusive de ses destinataires. Toute utilisation ou diffusion<br></blockquote><blockquote type="cite">non autorisée est interdite. Tout message électronique est susceptible<br></blockquote><blockquote type="cite">d'altération. IPeva décline toute responsabilité au titre de ce message s'il<br></blockquote><blockquote type="cite">a été altéré, déformé ou falsifié. Si vous n'êtes pas destinataire de ce<br></blockquote><blockquote type="cite">message, merci de le détruire immédiatement et d'avertir l'expéditeur.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Le 23/08/2010 à 15:44, Woody Dickson a écrit :<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Based on my experiment, that is still the case with CentOS. After<br></blockquote><blockquote type="cite">using my own UDP, I was able to get 70K pps on 1 ethernet card on a<br></blockquote><blockquote type="cite">Intel 5550. The limitation is that I don't have enough machine power<br></blockquote><blockquote type="cite">to fire off enough calls to max it out.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On Mon, Aug 23, 2010 at 8:25 PM, Nyamul Hassan <<a href="mailto:mnhassan@usa.net">mnhassan@usa.net</a>> wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Is this also the case for the recommended CentOS / RHEL? Do you still have<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">to resort to having your own UDP implementation to max out Eth Card<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">limitation?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">In the past, I have found a limitation on Linux, that the eth driver is<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">single-threaded. So, I couldn't push beyond 50K pps on a Intel Quad E5504<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">HP machine through 1 ethernet card.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Regards<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">HASSAN<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On Mon, Aug 23, 2010 at 09:34, Woody Dickson <<a href="mailto:woodydickson@gmail.com">woodydickson@gmail.com</a>> wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Hi Vince,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I have played with running Freeswitch on BSD too but the result is not<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">great. The reason seems to be because BSD's threading is not as<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">efficient as the one in Linux or there may be some other ways to tune<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">it. BSD does give a better pure UDP throughput performance by the<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">way.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">So what I ended up doing is developing my own UDP implementation which<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">enable media to move through the ethernet at raw wire speed. I am<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">able to max out the ethernet card limitation on Linux platform as a<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">result of that.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Woody<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On Mon, Aug 23, 2010 at 1:53 AM, Vincent Stemen<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><<a href="mailto:vince.freeswitch@hightek.org">vince.freeswitch@hightek.org</a>> wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On Fri, Aug 20, 2010 at 05:29:31PM +0800, Woody Dickson wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Hi,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I am doing some experiments with Freeswitch by torturing it to see how<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">the machine's CPU response to heavy loaded situation.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">The test is done on a 16 core 5550 dual quad core server running<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">fedora 2.6.30.10-105.2.23.fc11.x86_64 OS.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">What I found so strange was that while CPU usage remains pretty low<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">and distributed among all cores at 190 - 200 calls per second. Then,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">after added a few more calls per second, all CPU becomes fully<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">utilized.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Is this due to some wrong setting? Any idea how I can tweak the<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">configuration and continue my test?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Thanks,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Woody<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Hi Woody.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I would hazard to guess that this could be a Linux resource management<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">issue. I don't have any experience with SMP on Linux, but Linux has<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">a long history of memory management (among other) problems. We ran<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Linux exclusively on all our servers and workstations for over 10 years<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">before finally switching to BSD several years ago. We had continuous<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">problems ranging from minor strange unexplained behaviours, as you<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">describe, to what appeared to be bugs in applications, to outright<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">crashes and freezes of the whole OS every day. When we switched to BSD<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">nearly all the problems went away. Even some of the (what appeared to<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">be) bugs in Linux binary applications went way, going from Linux to BSD<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">running under Linux emulation (without re-compiling), using the same<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Linux libraries on the same hardware.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">An interesting test would be to try the same load test with BSD on the<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">same machine and see if you get a similar result.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Regards,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Vince<br></blockquote><blockquote type="cite"><br></blockquote><blockquote 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