[Kamailio-Users] "Detached" timer messages.

[Alex Balashov]

Daniel,

Thank you.  Is this due to retransmissions of ACKable replies?

Thanks,

-- Alex

Daniel-Constantin Mierla wrote:

> Hello Alex,
> 
> On 05/21/2009 03:51 AM, Alex Balashov wrote:
>> Greetings,
>>
>> I was wondering if someone fluent in the anatomy of the TM module can 
>> tell me what this condition actually implies in a commonsensical sort 
>> of   way, from a user perspective -- it is on line 861 in 
>> modules/tm/timer.c:
>>
>>         /* check first if we are on the "detached" timer_routine list,
>>           * if so do nothing, the timer is not valid anymore
>>           * (sideffect: reset_timer ; set_timer is not safe, a reseted 
>> timer
>>           *  might be lost, depending on this race condition ) */
>>          if (new_tl->timer_list==DETACHED_LIST){
>>                  LM_CRIT("set_timer for %d list called on a 
>> \"detached\" "
>>                          "timer -- ignoring: %p\n", list_id, new_tl);
>>                  goto end;
>>          }
>>
>> Reason I am wondering is that I got a few of these error messages in 
>> my logs:
>>
>> May 20 18:23:50 ser1 /usr/local/sbin/kamailio[25232]: 
>> CRITICAL:tm:set_timer: set_timer for 1 list called on a "detached" 
>> timer -- ignoring: 0x2a96cc0d50
>>
>> And was not sure what to make of them.
>>   
> you can ignore it. I think in the past were discussions to lower the 
> critical level to something line warning. This happens because of a race 
> between replies. The transaction is removed from timer by one reply or 
> timeout and another one comes in trying to process and add it back to 
> timer.
> 
> Cheers,
> Daniel
> 


-- 
Alex Balashov
Evariste Systems
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