Hello,

thanks for reporting back, it's good to know that is not an issue in our Makefile.

Cheers,
Daniel

On 12/12/13 11:13, Sotas Development wrote:
Hi All,

We have solved this issue now. The problem was the wrong interpretation of the Kamailio Makefile.defs makefile;

The ARCH script variable was set to a wrong string by our higher level makefile. Ea; for powerPC, Kamilio.defs expects 'ppc' as the value while the higher level makefile sets the ARCH variable to 'powerpc'. So Kamailio was compiled with wrong and missing GCC arguments. Also some C-defines were not set correctly which resulted in linking wrong 'locking' routines, like atomic_unknown.h. Instead atomic_ppc.h should be linked/compiled.

Thanks for your support anyway.

Best regards,
Orhan Yilmaz


On Fri, Nov 29, 2013 at 3:02 PM, Daniel-Constantin Mierla <mico...@gmail.com <mailto:mico...@gmail.com>> wrote:

    Attaching with gdb and getting the backtrace (as Ovidiu said),
    will be very useful

    The function futex_wait_queue_me() is from kernel, so it might be
    an operation from the kernel about reading the udp packages. So we
    cannot tell without the full trace if a kamailio function is
    blocking the futex or is other standard library function.

    I wanted to mention also that poll methods are for tcp only, for
    udp kamailio uses recvfrom().

    Can you also provide the output for 'kamailio -I' (that's upper
    case i)?

    Cheers,
    Daniel



    On 11/27/13 4:44 PM, Ovidiu Sas wrote:

        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
        <sotas...@gmail.com <mailto:sotas...@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
            <o...@voipembedded.com <mailto:o...@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
                <sotas...@gmail.com <mailto:sotas...@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
                    <o...@voipembedded.com <mailto:o...@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 <sotas...@gmail.com
                        <mailto:sotas...@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@lists.sip-router.org
                        <mailto:sr-users@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
                        <o...@voipembedded.com
                        <mailto:o...@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

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                --
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                http://www.voipembedded.com

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-- Daniel-Constantin Mierla - http://www.asipto.com
    http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> -
    http://www.linkedin.com/in/miconda



--
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda

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