[Freeswitch-users] Freeswitch retries same call 4 times for no reason - incorrect treatment of timers by mod sofia?

[Anthony Minessale]

A complete console log attached to a new jira issue.

http://jira.freeswitch.org

sofia global siptrace on
console loglevel debug



On Wed, Nov 21, 2012 at 11:30 AM, Victor Chukalovskiy <
victor.chukalovskiy at gmail.com> wrote:

> Hello,
>
> Looking for help or comments on this. Reproducible on the FS system that
> was updated about a month ago. Call scenario:
>
> SIP call comes in on "a" leg, SIP call is attempted on the "b" leg. "b"
> leg replies "404".
>
> Description of the problem:
> FS tries same SIP destination 4 times on the "b" leg instead of doing it
> once. It does not respond "404" to the "a" leg until it finishes all 4
> attempts on the "b" leg. This occurs when "b" leg takes longer than
> usual to return "404".  For example, if "b" leg takes 1.3 seconds until
> we get "404", FS tries the call on "b" leg 3 more times. When this
> happens each consequent call attempt on the "b" leg is exactly 2 seconds
> apart from when the previous call attempt ends.
>
> For comparison, in the same scenario and using exact same config, if "b'
> leg replies "404" sooner (e.g. within 0.3 seconds) FS does not retry
> this call on the "b" leg anymore. "404" is returned to the "a" leg
> instantaneously as it should be.
>
> I suspect this is a bug in Sofia such that is somehow related to 500ms
> timer.
>
> Is this known behavior? Do you need any more details to be able to
> verify or comment?
>
> Thank you,
> Victor
>
> _________________________________________________________________________
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> 
> 
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-- 
Anthony Minessale II

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