<div dir="ltr"><p>Try the same config removing the xlogs statements. I've seen in several deployments that logging is quite resource demanding and may cause the behaviour you are seeing. </p><p>Some versions of SIPp had unreliable behaviour when the cpp was high (I think 200cpp enters this level) so before entering into kamailio/openser/opensips/ser issues capture the traffic and watch whether SIPp sends the messages in the correct order.</p>
<p>hope it helps,<br></p><p>Samuel.</p><br><div class="gmail_quote">2008/8/13 Ali Soltani <span dir="ltr"><<a href="mailto:mail@alirsm.com">mail@alirsm.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div style="padding-right:10px;padding-left:10px;padding-top:15px" bgcolor="#ffffff" name="Compose message area">
<div><font size="2">Hi,</font></div>
<div> </div>
<div><font size="2">I am not getting any error message in the openSER log file. No
database lookups or any intensive operations. OpenSER is simply relay the
traffic. Machine load is only few %, more than 90% idle.</font></div>
<div><font size="2">I have tried 0, 200 msec, 500 msec pause time between 180
and 200. The problem still exists. </font></div>
<div> </div>
<div><font size="2">I also tried to dump the openSER request / responses to the
log file to check the message sequence. However, the log statement in the
onreply_route[1] will dump the responses received by openSER from callee, .
How can I dump the </font><font size="2">responses that openSER
proxy back to caller (after modifying via field) ?</font></div>
<div> </div>
<div><font size="2">route<br>{<br> t_on_reply("1");</font></div>
<div><font size="2"> ...</font></div>
<div><font size="2">}</font></div>
<div> </div>
<div><font size="2">route[1]<br>{<br> xlog("L_INFO","\n\n$Cbg[ Method
$rm from $si ]$Cxx\n$mb$Cbg[ End of Request
]$Cxx\n");<br> if (!t_relay())<br>
{<br> xlog("replay
error");<br> sl_reply_error();<br>
};<br> exit;<br>}<br></font></div>
<div><font size="2">onreply_route[1]<br>{<br>
xlog("L_INFO","\n\n$Cbg[ Method $rm from $si ]$Cxx\n$mb$Cbg[
End of Request ]$Cxx\n");</font><font size="2"><br>}</font></div>
<div> </div>
<div><font size="2"> </font></div>
<div> </div>
<div> </div>
<div> </div>
<div> </div>
<div style="font:10pt Tahoma">
<div><br></div>
<div style="background:#f5f5f5">
<div><b>From:</b> <a title="mailto:osas@voipembedded.comCTRL + Click to follow link" href="mailto:osas@voipembedded.com" target="_blank">Ovidiu Sas</a> </div>
<div><b>Sent:</b> Wednesday, August 13, 2008 9:04 AM</div>
<div><b>To:</b> <a title="henning.westerholt@1und1.de" href="mailto:henning.westerholt@1und1.de" target="_blank">Henning Westerholt</a> </div>
<div><b>Cc:</b> <a title="mail@alirsm.com" href="mailto:mail@alirsm.com" target="_blank">Ali
Soltani</a> ; <a title="users@lists.kamailio.net" href="mailto:users@lists.kamailio.net" target="_blank">users</a> </div>
<div><b>Subject:</b> Re: [Kamailio-Users] openSER with 200 cps</div></div></div><div><div class="Wj3C7c">
<div><br></div>Also, from the sipp script, after how much time the 200ok is
sent<br>after the 180 was sent?<br>Do you let any ring time at all in your
script?<br><br>On Wed, Aug 13, 2008 at 4:31 AM, Henning Westerholt<br><<a href="mailto:henning.westerholt@1und1.de" target="_blank">henning.westerholt@1und1.de</a>>
wrote:<br>> On Tue, August 12, 2008 11:33 pm, Ali Soltani wrote:<br>>>
I am analyzing a simple scenario of SIP message exchanges for call
setup<br>>> between two SIP end-point and a sip proxy. The SIP signaling
messages for<br>>> call setup are exchanged between two SIP end-points
(using SIPp uac and<br>>> uas) via the openSER intermediary
proxy.<br>>><br>>>
Caller
Callee<br>>> SIPp-UAC --> openSER -->
SIPp-UAS<br>>><br>>> No delay has been set between 180, 200
responses messages sent by callee<br>>> (SIPp-UAS). After using SIPp
to create more than 200 cps, openSER starts<br>>> sending messages out of
order (sending 200 before 180). This causes all<br>>> calls to
fail.<br>><br>> Hi Ali,<br>><br>> do you get any error messages in
the log files this time? What version of<br>> OpenSER do you use? Do you do
any database lookups or some other resource<br>> intensive operations in your
configuration? What is the load of the<br>> machine when the problems starts
to appear?<br>><br>> Cheers,<br>><br>>
Henning<br>><br>><br>>
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