BTW,we are using an ODBC connection to Microsoft SQL Server. We are not using MySQL.
Would that be a possible cause? Thanks On Thu, Jun 4, 2009 at 12:31 PM, David Backeberg <[email protected]>wrote: > On Thu, Jun 4, 2009 at 12:15 PM, Deepak <[email protected]> wrote: > > Hi, we are experiencing a strange issue and I am hoping someone can point > me > > to the right direction or help out with some pointers. > > > > We have asterisk 1.6.0.6 with a sangome a104DE card. We have basically 4 > > T1's for a total of DAHDI 96 channels. > > > > We have an agi application (php) that acts as a kind of a calling card > > application. > > > > All users are SIP users that make calls and asterisk then bridges the > calls > > over T1 to the PSTN (after running agi script). Codec between SIP clients > > and Asterisk is G729 (96 G729 licenses installed on Asterisk). > > System has 12 GB of RAM. > > > > > > What we are seeing is the following: > > > > 1) All is fine till about 70 calls (70 active calls as displayed by core > > show channels). But as soon as traffic increases, we see the the a lot of > > AGI Processes are running and the number of active calls keeps on GROWING > to > > 120, 130, ... . THis makes no sense since we can have a maximum of 96 > active > > calls (4 T1). People calling start experiencing delays (10-15 seconds > before > > calls are answered or connected, etc.). Upon doing a "ps -ef" we see a > lot > > of AGI processes running that seem to keep growing > > There could be a number of external constraints that are causing this. > One that comes to mind to is something waiting for a database > connection, then all the other processes that are waiting for the > database pile up and can't exit until they get their turn. > > Do you have a max number of connections on your database? How does the > AGI know what to do based on the 'calling card information'? I'm > guessing you store all that in a database, then deduct what the caller > uses, etc. > > You may also enjoy http://us3.php.net/set_time_limit > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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