[OpenSIPS-Users] OpenSIPS core dumps

thrillerbee thrillerbee at gmail.com
Sat Nov 13 23:20:54 CET 2010


Bogdan,

Since I made those changes, it doesn't core dump anymore - it just runs out
of memory and stops processing packets.  It happened on both of my proxies -
the mem dump can be downloaded here:
http://www.starviewconnect.com/tmp/core1_mem_dump_20101112.gz
http://www.starviewconnect.com/tmp/core2_mem_dump_20101112.gz

Thanks.

On Thu, Nov 11, 2010 at 12:43 PM, thrillerbee <thrillerbee at gmail.com> wrote:

> Bogdan,
>
> I had already increased the PKG_MEM_POOL_SIZE by *10.  I'm making the
> changes suggested in the link you provided to try to narrow down the memory
> issue.  I'll send over as soon as I have another crash with mem info.
>
> Thanks.
>
>
> On Thu, Nov 11, 2010 at 5:10 AM, Bogdan-Andrei Iancu <
> bogdan at voice-system.ro> wrote:
>
>> This last crash had the same bt as the one from previous email ? the prev
>> fix I made reports this:
>>
>>         ERROR:db_flatstore:flat_db_insert: uninitialized connection
>> and does not crash, so this time the crash may be in a different place.
>>
>> Now, it seams after all that the root of your problem is the mem
>> exhaustion. To see what  causes this  (if a mem leak or simply not enough
>> mem), there is a doc - http://www.opensips.org/Resources/DocsTsMem (it is
>> for shm, but the same for pkg).
>>
>> Maybe, first you should simply try to increase the pkg mem ( in config.h
>> you have PKG_MEM_POOL_SIZE that you can increase) - you NEED to recompile
>> and reinstall after that.
>>
>> If more pkg mem does not solve the problem, I can help you with using the
>> memory debugger to see what is going on there.
>>
>> Regards,
>> Bogdan
>>
>>
>> thrillerbee wrote:
>>
>>> My other proxy crashed as well with these ERRORs in the syslog:
>>>
>>> Nov 10 22:01:02 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:get_name: pkg memory allocation failure
>>> Nov 10 22:01:02 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:flat_reopen_connection: failed to get_name
>>> Nov 10 22:01:02 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:flat_db_insert: uninitialized connection
>>> Nov 10 22:01:02 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:flat_db_insert: uninitialized connection
>>> ...
>>> Nov 10 22:01:21 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:flat_db_insert: uninitialized connection
>>> Nov 10 22:01:22 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:flat_db_insert: uninitialized connection
>>> Nov 10 22:01:22 core2 /usr/local/sbin/opensips[22959]:
>>> ERROR:db_flatstore:new_flat_id: no pkg memory left
>>> Nov 10 22:01:22 core2 kernel: [4297088.404734] opensips[22959]: segfault
>>> at 10 ip 7f3db577e21f sp 7fffa260d640 error 4 in
>>> db_flatstore.so[7f3db577b000+5000]
>>>
>>> On Wed, Nov 10, 2010 at 10:19 AM, thrillerbee <thrillerbee at gmail.com<mailto:
>>> thrillerbee at gmail.com>> wrote:
>>>
>>>    Bogdan,
>>>
>>>    Well, I spoke too soon - it's not just an issue with the
>>>    opensipsctl fifo calls - looks more like a memory leak.  It
>>>    crashed again today, but I did get some errors in the syslog this
>>>    time right before the crash:
>>>    Nov 10 15:42:32 core1 /usr/local/sbin/opensips[27044]:
>>>    ERROR:db_flatstore:new_flat_id: no pkg memory left
>>>    Nov 10 15:42:32 core1 kernel: [5508366.582447] opensips[27044]:
>>>    segfault at 10 ip 7fa7ff74c21f sp 7fffdc101700 error 4 in
>>>    db_flatstore.so[7fa7ff749000+5000]
>>>    To be thorough, I've attached the backtrace & output from print
>>>    commands (although they're the same as before).
>>>
>>>    To answer your question, yes - I do use the flat_rotate MI command.
>>>
>>>    Thanks again.
>>>
>>>    On Wed, Nov 10, 2010 at 4:04 AM, Bogdan-Andrei Iancu
>>>    <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>>>
>>>        Hi,
>>>
>>>        opensipsctl takes care that each command takes a separate fifo
>>>        reply, so here it should be no problem. But the problem may be
>>>        when comes with sending multiple commands (via FIFO) in the
>>>        same time - this translates into parallel writes to the same
>>>        file and depends on the atomicity of the write op.
>>>
>>>        But in the worst case, a mixture at the FIFO level may lead to
>>>        bogus command and not in any kind of crash....Do you use the
>>>        "flat_rotate" MI command ?
>>>
>>>        Regards,
>>>        Bogdan
>>>
>>>        thrillerbee wrote:
>>>
>>>            Bogdan,
>>>
>>>            It seems the issue is with 'opensipsctl fifo' - it's very
>>>            sensitive to simultaneous calls.  Basically, I've combined
>>>            all my scripts to prevent 'opensipsctl fifo' from being
>>>            called too frequently and that seems (so far) to have
>>>            mitigated the issue.  Is there anything one should know
>>>            about how (not) to use /opensipsctl/?
>>>
>>>            Thanks.
>>>
>>>            On Mon, Nov 8, 2010 at 6:07 AM, Bogdan-Andrei Iancu
>>>            <bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>
>>>            <mailto:bogdan at voice-system.ro
>>>            <mailto:bogdan at voice-system.ro>>> wrote:
>>>
>>>               Hi,
>>>
>>>               strange if you do not have any errors :(....
>>>
>>>               I just made a fix on both trunk and 1.6 to extend some
>>>            checks in
>>>               flatstore and prevent crashing (even if the DB op will
>>>            not be
>>>               executed).
>>>
>>>               Could you update from SVN and see if stops crashing ?
>>>
>>>               Regards,
>>>               Bogdan
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
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>>> Users at lists.opensips.org
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>>>
>>>
>>
>>
>> --
>> Bogdan-Andrei Iancu
>> OpenSIPS Bootcamp
>> 15 - 19 November 2010, Edison, New Jersey, USA
>> www.voice-system.ro
>>
>>
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>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>
>
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