[asterisk-users] billsec exceeds duration on some calls

SIP sip at arcdiv.com
Tue Aug 31 07:01:31 CDT 2010

  On 8/20/10 1:24 PM, A J Stiles wrote:
> On Wednesday 11 Aug 2010, Tilghman Lesher wrote:
>> On Wednesday 11 August 2010 03:59:28 A J Stiles wrote:
>>> I'm having a problem with Asterisk with the MySQL cdr addon.
>>> With some calls, the value in the `billsec` field in the CDR is exceeding
>>> the value in the `duration` field.
>> I'd love to know what circumstance caused that.  I agree that this should
>> not occur.
> I've done some more digging about.  I was getting calls in the monitor folder
> where the outgoing and incoming halves were different lengths; so I
> temporarily disabled removing them after combining them into a single file,
> and let them build up for a few days.
> There doesn't seem to be any correlation between this phenomenon and
> billsec being>  duration, though.
> Can anyone else with a similar setup try running a query such as
> SELECT COUNT(*) FROM cdr WHERE calldate LIKE "2010-08-20%" AND
> billsec>duration ;
> and seeing if they have any calls like this?
Any chance this has something to do with your system time? Are you 
running ntpd, or setting time at regular intervals via a central system 
clock and a cron job? Again... also just stabbing in the dark.


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