[SIP Beyond VoIP] SylkServer throws a "MemoryError" and that is out of service although running

ANIL KARADAĞ anil.karadag at gmail.com
Fri Feb 8 15:20:19 CET 2013


approximately 1200 :)



On Fri, Feb 8, 2013 at 4:04 PM, Adrian Georgescu <ag at ag-projects.com> wrote:

> Memory issues can related to any data structure. Each SIP method and SIP
> dialog allocates memory and PJSIP has some arbitrary imposed limitations
> for many internals. Is pretty hard to guess but that 1024 looks highly
> suspects of being a static limit set somewhere.
>
> How many concurrent calls did you achieve?
>
> Adrian
>
>
> On Feb 8, 2013, at 2:49 PM, ANIL KARADAĞ wrote:
>
> Hi Adrian,
>
>
> This is the second time i have seen the error. I run traffic to show
> simultaneous TCP port number on the application with sipp and
> sipsimpleclient.
>
>
> After some times, sylk is out of service due to this error.
>
>
> Traffic model:
>
> - register individual users with "auto-answer" and "auto-hangup <seconds>"
> options via script "sip-session"
> - each user joins to rooms
> - send dummy messages to all established sessions
>
>
> *sipp results:*
>
> ------------------------------ Scenario Screen -------- [1-9]: Change
> Screen --
>   Call-rate(length)   Port   Total-time  Total-calls  Remote-host
>    0.0(0 ms)/1.000s   5060   16055.63 s         4783  1.1.1.1:5060(UDP)
>
>   0 new calls during 0.379 s period      1 ms scheduler resolution
>   *1024 calls (limit 1024) *               Peak was 1024 calls, after
> 4783 s
>   0 Running, 1024 Paused, 0 Woken up
>   10 dead call msg (discarded)           0 out-of-call msg (discarded)
>   3 open sockets
>
>                                  Messages  Retrans   Timeout
> Unexpected-Msg
>        REFER ---------->         4783      0
>          202 <----------         3759      0         0         0
>       NOTIFY <----------         3759      0         0         0
>          200 ---------->         3759      0
>       NOTIFY <----------         3759      3         0         0
>          200 ---------->         3759      0
>       NOTIFY <----------         3759      0         0         0
>          200 ---------->         3759      0
> ------------------------------ Test Terminated
> --------------------------------
>
>
> ----------------------------- Statistics Screen ------- [1-9]: Change
> Screen --
>   Start Time             | 2013-02-08   11:11:26:434    1360314686.434073
>   Last Reset Time        | 2013-02-08   15:39:01:693    1360330741.693140
>   Current Time           | 2013-02-08   15:39:02:073    1360330742.073187
>
> -------------------------+---------------------------+--------------------------
>   Counter Name           | Periodic value            | Cumulative value
>
> -------------------------+---------------------------+--------------------------
>   Elapsed Time           | 00:00:00:380              | 04:27:35:639
>   Call Rate              |    0.000 cps              |    0.298 cps
>
> -------------------------+---------------------------+--------------------------
>   Incoming call created  |        0                  |        0
>   OutGoing call created  |        0                  |     4783
>   Total Call created     |                           |     4783
> *  **Current Call           |     1024*                  |
>
> -------------------------+---------------------------+--------------------------
>   Successful call        |        0                  |     3759
>   Failed call            |        0                  |        0
>
> -------------------------+---------------------------+--------------------------
>   Call Length            | 00:00:00:000              | 00:00:00:266
> ------------------------------ Test Terminated
> --------------------------------
>
>
>
> On Fri, Feb 8, 2013 at 3:32 PM, Adrian Georgescu <ag at ag-projects.com>wrote:
>
>> Unless one can reproduce the exact load you created, how could anyone
>> know.
>>
>> What do you mean by testing performance, can you elaborate what you have
>> tested and how?
>>
>> Adrian
>>
>>
>> On Feb 8, 2013, at 2:28 PM, ANIL KARADAĞ wrote:
>>
>> Hi all,
>>
>>
>> I am working with SylkServer to test its performance. And I show that the
>> following message in the /var/log/messages file.
>>
>> *"Feb  8 12:14:08 rcs-chat-server sylk-server[1386]: MemoryError"*
>> *
>> *
>> *
>> *
>> The message is generated by sipsimple -> _core.so. But I don't understand
>> it because my server has a 6GB memory and the application is used max 900MB.
>>
>> Does anyone know that why the application acts like this?
>>
>>
>> thanks
>>
>> [root at sylkserver core]# pwd
>> */opt/mcp/sylkserver/data/python-sipsimple/sipsimple/core*
>> *[root at sylkserver core]# grep "MemoryError" -r .*
>> ./_core.event.pxi:        raise MemoryError()
>> ./_core.event.pxi:        raise MemoryError()
>> ./_core.lib.pxi:            raise MemoryError()
>> ./_core.c:static PyObject *__pyx_builtin_MemoryError;
>> ./_core.c:static char __pyx_k__MemoryError[] = "MemoryError";
>> ./_core.c:static PyObject *__pyx_n_s__MemoryError;
>> ./_core.c: *             raise MemoryError()
>> ./_core.c: *             raise MemoryError()
>> ./_core.c: *             raise MemoryError()             # <<<<<<<<<<<<<<
>> ./_core.c:    __pyx_t_5 = PyObject_Call(__pyx_builtin_MemoryError,
>> ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_5))
>> {__pyx_filename = __pyx_f[2]; __pyx_lineno = 180; __pyx_clineno = __LINE__;
>> goto __pyx_L1_error;}
>> ./_core.c: *             raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()             # <<<<<<<<<<<<<<
>> ./_core.c:    __pyx_t_2 = PyObject_Call(__pyx_builtin_MemoryError,
>> ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2))
>> {__pyx_filename = __pyx_f[10]; __pyx_lineno = 55; __pyx_clineno = __LINE__;
>> goto __pyx_L1_error;}
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()             # <<<<<<<<<<<<<<
>> ./_core.c:    __pyx_t_2 = PyObject_Call(__pyx_builtin_MemoryError,
>> ((PyObject *)__pyx_empty_tuple), NULL); if (unlikely(!__pyx_t_2))
>> {__pyx_filename = __pyx_f[10]; __pyx_lineno = 122; __pyx_clineno =
>> __LINE__; goto __pyx_L1_error;}
>> ./_core.c: *         raise MemoryError()
>> ./_core.c: *         raise MemoryError()
>> ./_core.c:  {&__pyx_n_s__MemoryError, __pyx_k__MemoryError,
>> sizeof(__pyx_k__MemoryError), 0, 0, 1, 1},
>> ./_core.c:  __pyx_builtin_MemoryError = __Pyx_GetName(__pyx_b,
>> __pyx_n_s__MemoryError); if (!__pyx_builtin_MemoryError) {__pyx_filename =
>> __pyx_f[2]; __pyx_lineno = 180; __pyx_clineno = __LINE__; goto
>> __pyx_L1_error;}
>>
>>
>> --
>> Anıl KARADAĞ
>> http://anilkaradag.info/blog
>> _______________________________________________
>> SIPBeyondVoIP mailing list
>> SIPBeyondVoIP at lists.ag-projects.com
>> http://lists.ag-projects.com/mailman/listinfo/sipbeyondvoip
>>
>>
>>
>
>
> --
> Anıl KARADAĞ
> http://anilkaradag.info/blog
>
>
>


-- 
Anıl KARADAĞ
http://anilkaradag.info/blog
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