<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv=Content-Type content="text/html; charset=iso-8859-1">
<meta name=Generator content="Microsoft Word 12 (filtered medium)">
<style>
<!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";
color:black;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
pre
{mso-style-priority:99;
mso-style-link:"Préformaté HTML Car";
margin:0cm;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";
color:black;}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
{mso-style-priority:99;
mso-style-link:"Texte de bulles Car";
margin:0cm;
margin-bottom:.0001pt;
font-size:8.0pt;
font-family:"Tahoma","sans-serif";
color:black;}
span.PrformatHTMLCar
{mso-style-name:"Préformaté HTML Car";
mso-style-priority:99;
mso-style-link:"Préformaté HTML";
font-family:Consolas;
color:black;}
span.TextedebullesCar
{mso-style-name:"Texte de bulles Car";
mso-style-priority:99;
mso-style-link:"Texte de bulles";
font-family:"Tahoma","sans-serif";}
span.EmailStyle21
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:windowtext;}
span.EmailStyle22
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle23
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page Section1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.Section1
{page:Section1;}
-->
</style>
<!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body bgcolor=white lang=FR link=blue vlink=purple>
<div class=Section1>
<p class=MsoNormal><span style='color:#1F497D'>Hello guys,<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Finally I have done
the upgrade.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>There’s no more
deadlock now ! Thanks.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Something still goes
wrong and I don’t find anything on that :<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Most of users
connected on Asterisk/MGCP cannot place calls because a hang up ringback tone
triggered while typing the phone number on the phone.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>What I can see with
Wireshark is :<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>CPE NTFY ; Asterisk
OK ; Asterisk CRCX With SDP ; Asterisk RQNT ; CPE OK with SDP ; CPE OK<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'> for 4/5 times
whereas with a good call this happened 1 time.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>And in Warning/full :<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>WARNING[11145]
chan_mgcp.c: Maximum retries exceeded for transaction 33708 on [030303030303]<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>[Mar 2 19:30:05]
NOTICE[11145] chan_mgcp.c: Removing message from 026244104989 transaction 49481<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>[Mar 2 19:30:07]
NOTICE[11145] chan_mgcp.c: Got response back on [026244104989] for transaction
49470 we aren't sending?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>[Mar 2 19:30:07]
NOTICE[11145] chan_mgcp.c: Got response back on [026244104989] for transaction
49471 we aren't sending?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>I don’t
understand these outputs.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Can you help me to
clarify ?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Regards,<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<div>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Adrien .L</span><span
style='color:#1F497D'><o:p></o:p></span></p>
</div>
<p class=MsoNormal><span style='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";
color:windowtext'>De :</span></b><span style='font-size:10.0pt;font-family:
"Tahoma","sans-serif";color:windowtext'> Adrien Lemoine [mailto:alemoine@legos.fr]
<br>
<b>Envoyé :</b> jeudi 25 février 2010 18:57<br>
<b>À :</b> 'Miguel Molina'; 'Asterisk Users Mailing List - Non-Commercial
Discussion'<br>
<b>Cc :</b> 'mmichelson@digium.com'<br>
<b>Objet :</b> RE: [asterisk-users] Deadlock while using MGCP on Asterisk<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thank you guys for
your feedback.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>I consider the
upgrading to 1.4.29.1. <o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Does it can
definitively prevent me from this kind of freeze ?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><br>
Regards,<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p>
<div>
<p class=MsoNormal><span style='color:#1F497D'>Adrien .L<o:p></o:p></span></p>
</div>
<p class=MsoNormal><span style='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";
color:windowtext'>De :</span></b><span style='font-size:10.0pt;font-family:
"Tahoma","sans-serif";color:windowtext'> Miguel Molina
[mailto:mmolina@millenium.com.co] <br>
<b>Envoyé :</b> jeudi 25 février 2010 18:21<br>
<b>À :</b> alemoine@legos.fr; Asterisk Users Mailing List - Non-Commercial
Discussion<br>
<b>Objet :</b> Re: [asterisk-users] Deadlock while using MGCP on Asterisk<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Adrien Lemoine escribió: <o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Hello all,</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>I’m running Asterisk 1.2.35 with
chan_mgcp activated.</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>The process host around 2,4K users.</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Along the day I’ve got some debug
reports like :</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Feb 24 22:25:42 DEBUG[28546] channel.c:
Avoiding deadlock for 'MGCP/aaln/1@028421223635-1'</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Feb 24 22:29:04 DEBUG[28670] channel.c:
Avoiding initial deadlock for 'MGCP/aaln/1@028421223635-1'</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Then, at random time (around 10~16 hours
after a restart), Asterisk comes into deadlocks :</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Feb 25 16:28:22 WARNING[8149] channel.c:
Avoided deadlock for '0xb713cb60', 9 retries!</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Feb 25 16:29:07 WARNING[8180] channel.c: Avoided
initial deadlock for '0xb713cb60', 9 retries!</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Feb 25 16:40:21 WARNING[8629] channel.c:
Avoided initial deadlock for '0xb713cb60', 9 retries!</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Avoided seems to correlate that Asterisk is
in deadlock status. I put in attached a gdb output during the deadlock if it
can helps.</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>How can I correct these errors and avoid
the crash not the deadlock </span><span lang=EN-US style='font-family:Wingdings'>J</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Regards,</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US>Adrien .L</span><o:p></o:p></p>
<p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p>
<p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:12.0pt;
font-family:"Times New Roman","serif"'>That kind of "Avoided
deadlock..." messages, typical for early 1.2 systems have gone on recent
versions on 1.4.X and higher. Did you consider upgrading?<br>
<br>
Regards,<o:p></o:p></span></p>
<pre>-- <o:p></o:p></pre><pre>Ing. Miguel Molina<o:p></o:p></pre><pre>Grupo de Tecnología<o:p></o:p></pre><pre>Millenium Phone Center<o:p></o:p></pre></div>
</body>
</html>