<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Jun 4, 2009, at 9:32 AM, Apostolos Pantsiopoulos wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; 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; ">NOTE No 1 : All the performance recommendations found in the wiki has<span class="Apple-converted-space"> </span><br>been applied. In fact only the essential modules that could make this<span class="Apple-converted-space"> </span><br>scenario work<br>were loaded.<br></span></blockquote><div><br></div><div>What are you testing against? What OS, Hardware, Distro and such?</div><br><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; 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; ">NOTE No 2 : I tried using asterisk (as a point of reference - don't get<span class="Apple-converted-space"> </span><br>me wrong - I am not trying to start a flame war here). And it succeeded<span class="Apple-converted-space"> </span><br>doing on the same hardware 60 calls/sec with a channel limit of 400<span class="Apple-converted-space"> </span><br>sim. calls using only 50% of the cpu (maximum). No under any<span class="Apple-converted-space"> </span><br>circumstances I have seen the behavior above (this inability to hang<span class="Apple-converted-space"> </span><br>call legs in a timely manner). Even when I pushed asterisk to the limits<span class="Apple-converted-space"> </span><br>(80 calls per second 600 max call limit) and it started failing on some<span class="Apple-converted-space"> </span><br>calls it never failed to hangup the calls for both legs on exactly 10 secs.<br></span></blockquote><div><br></div><div>Load testing is a science and you can do it wrong most of the time unless you know exactly what you're doing. If you're going against the default dialplan its heavy and not something I would load test against.</div><div><br></div><br><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; 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; ">NOTE No 3 : As you can tell I was using a very small machine for my<span class="Apple-converted-space"> </span><br>tests. When I moved the same tests to larger installations (Quad Core<span class="Apple-converted-space"> </span><br>Opterons and Xeons) I got proportional results to the above.<br></span></blockquote><div><br></div><div>What are you testing on now? Hope its 64bit.</div></div><div><br></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: 12px; 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: 12px; 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; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; 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>Brian West</div><div><a href="mailto:brian@freeswitch.org">brian@freeswitch.org</a></div><div><br></div></div></span>-- Meet us at ClueCon! <a href="http://www.cluecon.com/">http://www.cluecon.com</a><br><div><br></div></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"> </div><br></body></html>