[OpenSIPS-Users] FW: Opensips 1.6.4 doesn't send an OK response under high load

Diego Barberio diego.barberio at redmondsoftware.com
Tue Oct 9 20:08:58 CEST 2012 

Hi Binan,

Thank's to Bogdan's patch I was able to run opensips 1.8.1. However, the
problem with TCP under highload is still present.

Do you have any other ideas?

Thanks
Diego

On Mon, Sep 10, 2012 at 4:59 PM, Diego Barberio <
diego.barberio at redmondsoftware.com> wrote:

> Hi Binan,
>
> I tried upgrading to 1.8.1 but I'm having some issues I'm duscussin with
> Bogdan on the following thread:
>
> http://lists.opensips.org/pipermail/users/2012-August/022764.html
>
> Thanks
> Diego
>
>
> On Mon, Sep 10, 2012 at 4:47 PM, Binan AL Halabi <binanalhalabi at yahoo.com>wrote:
>
>> hi Diego,
>>
>> 1- As you dont have state in database so you dont need to check that.
>> 2- Why you dont upgrade to opensips 1.8.1 ? since it contains TCP fix.
>>
>> Regards.
>> //Binan
>>
>> --- On *Mon, 9/10/12, Binan AL Halabi <binanalhalabi at yahoo.com>* wrote:
>>
>>
>> From: Binan AL Halabi <binanalhalabi at yahoo.com>
>>
>> Subject: Re: [OpenSIPS-Users] FW: Opensips 1.6.4 doesn't send an OK
>> response under high load
>> To: "OpenSIPS users mailling list" <users at lists.opensips.org>
>> Date: Monday, September 10, 2012, 12:19 PM
>>
>>
>> If you have
>>
>> --- On *Mon, 9/10/12, Diego Barberio <diego.barberio at redmondsoftware.com>
>> * wrote:
>>
>>
>> From: Diego Barberio <diego.barberio at redmondsoftware.com>
>> Subject: Re: [OpenSIPS-Users] FW: Opensips 1.6.4 doesn't send an OK
>> response under high load
>> To: "OpenSIPS users mailling list" <users at lists.opensips.org>
>> Date: Monday, September 10, 2012, 10:51 AM
>>
>> Hi Binan,
>>
>> I understand what do you say with "play around TCP connection lifetime"
>> however I don't get the part you say "check the database". I don't have any
>> database, opensips is working without any DB.
>> Which database are you talking about?
>>
>> Thanks
>> Diego
>>
>> On Mon, Sep 10, 2012 at 1:37 PM, Binan AL Halabi <binanalhalabi at yahoo.com
>> > wrote:
>>
>> Hi Diego,
>> play around TCP connection lifetime, you could find something.
>>
>> one thing more check the database during the busy hour and see if
>> something expired.
>>
>> //Binan
>>
>>
>> --- On *Mon, 9/10/12, Diego Barberio <diego.barberio at redmondsoftware.com>
>> * wrote:
>>
>>
>> From: Diego Barberio <diego.barberio at redmondsoftware.com>
>> Subject: Re: [OpenSIPS-Users] FW: Opensips 1.6.4 doesn't send an OK
>> response under high load
>> To: "OpenSIPS users mailling list" <users at lists.opensips.org>
>> Date: Monday, September 10, 2012, 6:39 AM
>>
>>
>> Hi All,
>>
>> I'm still having this issue. However, I went on with my investigation and
>> I've discovered that this issue only happens with my SIP over TCP
>> connections (I have 10 TCP connections)
>> I've upgraded to version:
>> Server:: OpenSIPS (1.7.2-notls (i386/linux))
>>
>> And the issue is still there.
>>
>>
>> Do you have any other ideas? (Disabling TCP is not an option)
>>
>> Thanks
>> Diego
>>
>>
>>
>>
>>
>> From: users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>
>> [mailto:users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>]
>> On Behalf Of Ali Pey
>> Sent: viernes, 10 de agosto de 2012 01:30 p.m.
>> To: OpenSIPS users mailling list
>> Subject: Re: [OpenSIPS-Users] Opensips 1.6.4 doesn't send an OK response
>> under high load
>>
>>
>>
>> I can't think of anything else.
>>
>>
>>
>> Dear opensips team,
>>
>>
>>
>> Hope you had a good flight-terminator :)
>>
>> Can you take a look at this please?
>>
>>
>>
>> Thanks,
>>
>> Ali Pey
>>
>>
>>
>>
>>
>> On Fri, Aug 10, 2012 at 12:05 PM, Diego Barberio
>> <diego.barberio at redmondsoftware.com<http://mc/compose?to=diego.barberio@redmondsoftware.com>>
>> wrote:
>>
>> Hi Ali,
>>
>>
>>
>> Thanks again for rour feedbak.
>>
>> Unfortunately that's not the case. I'm attaching an example with the same
>> Via that works perfectly.
>>
>>
>>
>> Also, opensips works perfectly all day and only stops sending some OKs
>> during peak hour.
>>
>>
>>
>> Do you have any other idea?
>>
>>
>>
>> Thanks
>>
>> Diego
>>
>>
>>
>> From: users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>
>> [mailto:users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>]
>> On Behalf Of Ali Pey
>> Sent: viernes, 10 de agosto de 2012 11:00 a.m.
>>
>>
>> To: OpenSIPS users mailling list
>> Subject: Re: [OpenSIPS-Users] Opensips 1.6.4 doesn't send an OK response
>> under high load
>>
>>
>>
>> Hi Diego,
>>
>>
>>
>> I looked at your pcap file and I see that your second via has this:
>>
>> BC01.MBCSCR4.MSS.IMS.TIGO.COM.GT
>>
>>
>>
>> Is this a valid address? Maybe opensips can not resolve it so it ignores
>> the
>> via. Have you tried adding it to /etc/hosts.
>>
>>
>>
>> Compare a good 200OK with one of these and see if there is any difference.
>>
>>
>>
>> Regards,
>>
>> Ali Pey
>>
>> On Fri, Aug 10, 2012 at 9:20 AM, Diego Barberio
>> <diego.barberio at redmondsoftware.com<http://mc/compose?to=diego.barberio@redmondsoftware.com>>
>> wrote:
>>
>> Hi Ali,
>>
>>
>>
>> I removed set the debug flag to 0 and added the "-" before the file path,
>> and I sill have the same issue.
>>
>> Is there any other thing I can try?
>>
>>
>>
>> Thanks
>>
>> Diego
>>
>>
>>
>> From: users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>
>> [mailto:users-bounces at lists.opensips.org<http://mc/compose?to=users-bounces@lists.opensips.org>]
>> On Behalf Of Ali Pey
>> Sent: jueves, 09 de agosto de 2012 03:30 p.m.
>> To: OpenSIPS users mailling list
>> Subject: Re: [OpenSIPS-Users] Opensips 1.6.4 doesn't send an OK response
>> under high load
>>
>>
>>
>> Hi Diego,
>>
>>
>>
>> Have you tried disabling the logging? That's usually the problem. Syslog
>> slows down opensips.
>>
>>
>>
>> Also in /etc/syslog.conf as '-' before the file path to make it
>> asynchronous.
>>
>>
>>
>> Regards,
>>
>> Ali Pey
>>
>>
>>
>> On Thu, Aug 9, 2012 at 2:19 PM, Diego Barberio
>> <diego.barberio at redmondsoftware.com<http://mc/compose?to=diego.barberio@redmondsoftware.com>>
>> wrote:
>>
>> Hello,
>>
>> I'm using opensips to forward incoming INVITEs to a set of 8 applications.
>> I'm using dispatcher module to achieve this.
>> During peak hour, opensips receives about 350 INVITEs per second, during
>> this period about 30 OK responses per second my application sends
>> correctly
>> aren't forwarded by opensips.
>>
>> I've recompiled opensips so it can use more memory by modifing the
>> config.h
>> file:
>>
>> #define PKG_MEM_POOL_SIZE 10*1024*1024          /*!< Used only if
>> PKG_MALLOC
>> is defined*/
>> #define SHM_MEM_SIZE 320                        /*!< Used if SH_MEM is
>> defined*/
>>
>>
>> The incoming INVITEs come from UDP and TCP.
>>
>>
>> For each of the OK responses that aren't forwarded this entry appears in
>> the
>> messages file:
>>
>> usr/local/sbin/opensips[24554]: ERROR:core:forward_reply: no 2nd via found
>> in reply
>>
>> According to my research on the web this message means that the OK only
>> has
>> one Via header, however this is not the case and the capture attached
>> (made
>> on server which runs opensips) shows it.
>>
>> I've also tried to increase the log level, but it made opensips to work
>> slow
>> even in low traffic hours.
>>
>>
>> I run some test in my lab and opensips worked perfectly even under more
>> than
>> 350 INVITES per second, this problem only occurs in production
>>
>> I really don't know what else to do.
>> Could you help me to fix this issue or at least move on with the
>> investigation?
>>
>> Thanks
>> Diego
>>
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>>
>>
>>
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