[SR-Users] Kamailio stability/timing problem w.r.t. registrations?

[Ovidiu Sas]

Try to attach gdb to the kamailio processes and run a full backtrace.

Regards,
Ovidiu Sas

On Wed, Nov 27, 2013 at 5:16 AM, Sotas Development <sotasdev at gmail.com> wrote:
> Hi,
>
> In the mean time we have gathered more information on this problem:
>
> As given below, kamailio stops grabbing UDP SIP messages (SIP registrations)
> after running a while on an embedded ARM and PPC platform (which runs linux
> 2.6.33 kernel). Some times the hangup occures within hours and some times
> after couple of days running.
>
> NETSTAT OUTPUT:
> root# netstat -pl | grep kam
> udp   1047968      0 (null):sip              (null):*
> 8416/kamailio
> raw        0      0 (null):255              (null):*                255
> 8416/kamailio
> unix  2      [ ACC ]     STREAM     LISTENING     755205 8429/kamailio
> /tmp/kamailio_ctl
>
> Kamailio is started with the following options = -m 4 -n 3 -f <cfg> -D
>
> Other relevant info:
> - When Kamailio hangs, I also noticed that the flag "inuse_transactions" has
> always the value of '1'. Readout with "kamctl monitor".
> - A simple cat to /proc/<kamailio_pid>/wchan gives us the function:
> futex_wait_queue_me.
> - All possible polling methods are used with -W parameter (sigio_rt, poll,
> select etc) during these tests. Non of these options did solve this problem.
>
> I hope the additional info will clarify more. Thanks in advance.
>
> Best regards,
> Orhan Yilmaz
>
>
>
> On Wed, Nov 13, 2013 at 6:12 PM, Ovidiu Sas <osas at voipembedded.com> wrote:
>>
>> In a previous e-mail, you posted a warning that you had while compiling:
>> "no native memory barrier implementations, falling back to slow lock
>> based workarround"
>> which means that you are already running without atomic locks.
>>
>> Regards,
>> Ovidiu Sas
>>
>> On Wed, Nov 13, 2013 at 10:40 AM, Sotas Development <sotasdev at gmail.com>
>> wrote:
>> > Hi,
>> >
>> > Here's an update of this topic. We've tried again with the latest stable
>> > version 4.0.4. Unfortunately the problem still exists.
>> >
>> > In mails above it is mentioned to use kamailio without atomic locks. How
>> > do
>> > we this (e.g. which makefile options)?
>> >
>> > Kind regards,
>> >
>> > Bert
>> > (on behalf of Michiel Veldkamp)
>> >
>> >
>> >
>> > On Mon, Jan 28, 2013 at 4:44 PM, Ovidiu Sas <osas at voipembedded.com>
>> > wrote:
>> >>
>> >> 4.0 (current trunk) is in code freeze.  I would suggest to test the
>> >> trunk version (next 4.0).
>> >> Even openser 1.3 requires patches to be properly cross compiled.
>> >>
>> >> Regards,
>> >> Ovidiu Sas
>> >>
>> >> --
>> >> VoIP Embedded, Inc.
>> >> http://www.voipembedded.com
>> >>
>> >> ---------- Forwarded message ----------
>> >> From: Sotas Development <sotasdev at gmail.com>
>> >> Date: Mon, Jan 28, 2013 at 10:08 AM
>> >> Subject: Re: [SR-Users] Kamailio stability/timing problem w.r.t.
>> >> registrations?
>> >> To: "SIP Router - Kamailio (OpenSER) and SIP Express Router (SER) -
>> >> Users Mailing List" <sr-users at lists.sip-router.org>
>> >>
>> >>
>> >> Hi Ovidiu,
>> >>
>> >> Thanks for the warning! We did not yet have much success running the
>> >> current master branch, though this may well be a resource problem on
>> >> the target platform.
>> >>
>> >> For the moment, we decided to switch back to openser 1.3.5 and wait
>> >> for the official 4.0 release.
>> >>
>> >> Regards,
>> >> Michiel Veldkamp
>> >>
>> >>
>> >> On Thu, Jan 17, 2013 at 7:01 PM, Ovidiu Sas <osas at voipembedded.com>
>> >> wrote:
>> >> >
>> >> > If you are running the stable version, there's need for heavy
>> >> > Makefile
>> >> > patching in order to properly cross compile (not to include and link
>> >> > to host libs).
>> >> > The trunk has everything fixed and it's cross-compiling properly for
>> >> > most of the modules.
>> >> > Make sure that your binaries are properly cross compiled.
>> >> >
>> >> > Depending on your ARM CPU, atomic locks may or may not work.
>> >> > I tested openser without atomic locks (using regular locks) and it
>> >> > worked fine.
>> >> >
>> >> > Regards,
>> >> > Ovidiu Sas
>> >> >
>> >> >
>> >> > --
>> >> > VoIP Embedded, Inc.
>> >> > http://www.voipembedded.com
>> >>
>> >> _______________________________________________
>> >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> >> sr-users at lists.sip-router.org
>> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>> >
>> >
>> >
>> > _______________________________________________
>> > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> > sr-users at lists.sip-router.org
>> > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>> >
>>
>>
>>
>> --
>> VoIP Embedded, Inc.
>> http://www.voipembedded.com
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> sr-users at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>



-- 
VoIP Embedded, Inc.
http://www.voipembedded.com