<div><a href="http://www.transnexus.com/White%20Papers/asterisk_V1-4-11_performance.htm">http://www.transnexus.com/White%20Papers/asterisk_V1-4-11_performance.htm</a></div>
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<div>check this link may help you</div>
<div> </div>
<div>ram<br><br></div>
<div class="gmail_quote">On Jan 23, 2008 10:23 PM, marek cervenka <<a href="mailto:cervajs@fpf.slu.cz">cervajs@fpf.slu.cz</a>> wrote:<br>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">hi,<br><br>i'm testing asterisk 1.4/1.2 in the following scenario<br>centos5/cpu quad xeon E5335 2.0Ghz
<br>- test clients behind nat<br>- 1500+ testing instances - reregister option from 1min to 1hour<br>- qualify set to 5000<br><br>top shows over 100% cpu. cpu cores sometimes go to 95%<br>with htop i see ~16threads but only one child have ~95% cpu
<br>(how i can get info about that thread? what he is doing?)<br><br>what is major bottleneck? qualify imho not. i'm tried set qualify=no, does not help<br>SIP REGISTER packets?<br><br>this problem persist if no calls are active
<br>after restart cpu usage slowly increase. after a ~hour is about 100%<br><br>which optimalizations do you recommend for ~1500 peers scenario? (behind<br>nat, reregistrations)<br><br>---------------------------------------
<br>Marek Cervenka<br>=======================================<br><br><br>_______________________________________________<br>-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com/" target="_blank">http://www.api-digital.com
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