[Users] Help on probably memory leak

Bogdan-Andrei Iancu bogdan at voice-system.ro
Mon Jun 11 08:36:06 CEST 2007


Hi Marcello,

thanks for all your debugging work - i will take a look on the logs and 
try to see what is the problem.

Regards,
Bogdan

Marcello Lupo wrote:
> Hi to all,
> the problem of memory leak happened again yesterday evening after one 
> day and half.
> I think the problem is related to the wrong REGISTER message i talked 
> about in my previous message.
> I got now the memory allocation debug for each process.
> From what i can understand there is some problem in the pkg memory 
> been exausted.
>
> I put the logs at this link.
>
> http://82.193.22.211/memory_allocation_log.tar.bz2 (938945 bytes)
>
> Inside the archive you can found:
>
> 1229152 2007-06-10 11:57 process_27550_log.txt
> 1492973 2007-06-10 11:57 process_27560_log.txt
> 1169865 2007-06-10 11:57 process_27561_log.txt
> 1494209 2007-06-10 11:58 process_27564_log.txt
> 1488361 2007-06-10 11:58 process_27566_log.txt
> 1488745 2007-06-10 11:59 process_27568_log.txt
> 1499227 2007-06-10 11:59 process_27570_log.txt
> 1175089 2007-06-10 12:00 process_27571_log.txt
> 1175089 2007-06-10 12:00 process_27573_log.txt
> 1175089 2007-06-10 12:01 process_27575_log.txt
> 1175089 2007-06-10 12:01 process_27577_log.txt
> 1175089 2007-06-10 12:02 process_27579_log.txt
> 1173214 2007-06-10 12:02 process_27581_log.txt
> 1175450 2007-06-10 12:02 process_27583_log.txt
> 1175450 2007-06-10 12:03 process_27586_log.txt
> 1175450 2007-06-10 12:03 process_27587_log.txt
> 1175450 2007-06-10 12:04 process_27589_log.txt
> 1175450 2007-06-10 12:04 process_27591_log.txt
> 1170081 2007-06-10 12:04 process_27593_log.txt
>
> Each file contain the memory allocation log of the named process on 
> the restart of the proxy.
>
> I used some grep on the process 27560  log and found that on 4165 
> occurrence of the alloc term the most are used from:
>
> # grep alloc process_27560_log.txt |wc
>  4165   37485  476890
> # grep alloc process_27560_log.txt |grep route_struct |wc
>   1193   10737  139052
> # grep alloc process_27560_log.txt |grep cfg.lex |wc
>    915    8235   98820
> # grep alloc process_27560_log.txt |grep route.c|wc
>    896    8064  100334
> # grep alloc process_27560_log.txt |grep items.c|wc
>    651    5859   76818
> # grep alloc process_27560_log.txt |grep avpops_parse|wc
>    245    2205   30923
>
> All the rest have very few utilizations.
> As i explained before i'm not a coder so if someone can help me it 
> will very helpfull.
> Thanks,
> Bye,
> Marcello
>
> Marcello Lupo wrote:
>> Hi to all,
>> i made some other investigation on my logs.
>> I found that from one day before the problem of out of memory has been
>> raised in my logs i found this wrong registrations started to come to
>> the proxy every 15 seconds from one client.
>>
>> REGISTER sip:voip.domain.com:5060 SIP/2.0
>> Via: SIP/2.0/UDP 
>> 123.123.123.123:1375;branch=z9hG4bK00E0F55649500000BF2F00001098
>> From: <sip:voip.domain.com>;tag=00E0F55649500000BF2F00001AB7
>> To: <sip:voip.domain.com>
>> Call-ID: 00E0F55649500000AE6C00000408 at 123.123.123.123
>> CSeq: 59185 REGISTER
>> Contact: <sip:123.123.123.123:5060>
>> Expires: 3600
>> Max-Forwards: 70
>> Content-Length:     0
>>
>> In my configuration as route that handle REGISTER requests i made an 
>> avp_db_load to check if the username registering
>> is a valid user and make some avp_check on the preferences that are 
>> loaded.
>>
>> Is it possible that having the empty username in From/To is causing 
>> some memory leak?
>> Remember i'm using version 1.2.0 .
>> Thanks,
>> Bye,
>> Marcello
>>
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>>
>>
>
>
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