[Kamailio-Users] Kamailio 1.4.2 : Weird Retransmission

[Daniel-Constantin Mierla]

On 12/09/08 18:52, Aurelien Grimaud wrote:
> I am able to reproduce it with 1 call / second without my module on 
> BYE requests.
> here are traces.
there is a race (at least), indeed. It happens when there is fast reply. 
I am going to send you a patch soon for testing, you use svn branch 1.4 
or the tarball?

Cheers,
Daniel


>
> ps: I added the ms on Logs.
>
> Aurelien
>
> Daniel-Constantin Mierla a écrit :
>> On 12/09/08 17:56, Klaus Darilion wrote:
>>  
>>> Daniel-Constantin Mierla schrieb:
>>>      
>>>> Hello,
>>>>
>>>> On 12/09/08 17:31, Klaus Darilion wrote:
>>>>          
>>>>> Aurelien Grimaud schrieb:
>>>>>  
>>>>>              
>>>>>> Fair enough.
>>>>>> If no one already experienced this strange behavior, it should be 
>>>>>> my module ...
>>>>>> I'll try to make it again without my module.
>>>>>>                       
>>>>> See my other email.
>>>>>
>>>>>  
>>>>>              
>>>>>> However, in the log, after the 200 response, there is a 
>>>>>> cleanup_uac_timers: RETR/FR timers reset.
>>>>>> So those timers are cleared.
>>>>>>                       
>>>>> But the problem is, that the process which handles the INVITE has 
>>>>> not finished yet and those (re)SETS the timer.
>>>>>
>>>>> @Daniel - Have you investigated the problem?
>>>>>                 
>>>> so this is the half of the issue reported via:
>>>> https://sourceforge.net/tracker/index.php?func=detail&aid=2105813&group_id=139143&atid=743020 
>>>>           
>>> yes.
>>>
>>> Can it be related to other modules which register callbacks (e.g. 
>>> pua module or Aurelien's module?
>>>       
>> what is the requests/second rate when the issue appears?
>>
>> At first look, between sending and setting retransmission timer, 
>> there is no much processing for the request. The callback executed 
>> there is in use by siptrace, are you using this module?
>>
>> Cheers,
>> Daniel
>>       
>>>> This one got lost, but as I started to fix the other half (replying 
>>>> using proper mode to do retransmission), will investigate this as 
>>>> well ...
>>>>
>>>> Cheers,
>>>> Daniel
>

-- 
Daniel-Constantin Mierla
http://www.asipto.com