[Freeswitch-users] Delay in Options Packets

Tue Nov 26 20:33:25 UTC 2019

On Tue, Nov 26, 2019 at 7:53 PM Jai Rangi <jprangi at gmail.com> wrote:

> That's what I thought initially. There are around 1000 registrations
> (mostly TCP) (LUA + Mysql) with timeout of 15 minutes. There are lots of
> BLFs, subscribes and shared lines, and multiple registrations (average of
> 3.5, so total of 3500 registrations points). We do ping for keepalive every
> 3 minutes. I guess increasing ping time and registration timeout to 30
> minutes will help.
> Thoughts?
>
>
You may want to uncomment (or add if not there) the second line:

   <!-- launch a new thread to process each new inbound register when using
heavier backends -->
    <!-- <param name="inbound-reg-in-new-thread" value="true"/> -->

in sip_profiles/internal.xml

-giovanni

>
> -Jai
>
>
>
> On Mon, Nov 25, 2019 at 4:33 PM Mike Jerris <mike at freeswitch.org> wrote:
>
>> Our code to handle options couldn’t be much simpler.  If you are seeing
>> massive delays the only thing I would guess would be that there is some
>> sort of massive ddos type attack causing significant queuing of inbound
>> requests or a register storm and your registrations handlers are getting
>> behind.  Take a look at logging and sip traffic around the same time for
>> clues on what else might be happening on this sip profile at the same time.
>>
>> On Nov 25, 2019, at 12:22 PM, Jai Rangi <jprangi at gmail.com> wrote:
>>
>> Hello,
>>
>> Every now and then we see long delay in response for options. Example in
>> the trace below free-switch took 44 seconds before it send 200 OK.
>>
>> What will be best way to troubleshoot this?
>>
>> U 2019/11/25 10:49:27.185325 192.168.1.1:49020 -> 192.168.1.5:5060
>> OPTIONS sip:100000 at 192.168.1.5 SIP/2.0.
>> Via: SIP/2.0/UDP 192.168.2.1:49020;branch=z9hG4bKhjhs8ass877.
>> Max-Forwards: 70.
>> To: sip:100000 at 192.168.1.5.
>> From: sip:1000 at 192.168.2.1:49020;tag=cbzxq0.
>> Call-ID: hcrtfi at 192.168.2.1.
>> CSeq: 1 OPTIONS.
>> Accept: application/sdp.
>> Content-Length: 0.
>> .
>>
>> U 2019/11/25 10:49:51.819959 192.168.1.5:5060 -> 192.168.1.1:49020
>> SIP/2.0 200 OK.
>> Via: SIP/2.0/UDP 192.168.2.1:49020
>> ;branch=z9hG4bKhjhs8ass877;received=192.168.1.1.
>> From: <sip:1000 at 192.168.2.1:49020>;tag=cbzxq0.
>> To: <sip:100000 at 192.168.1.5>;tag=aUUQj55rcetma.
>> Call-ID: hcrtfi at 192.168.2.1.
>> CSeq: 1 OPTIONS.
>> Contact: <sip:192.168.1.5:5660>.
>> User-Agent: Monitor.
>> Accept: application/sdp.
>> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE,
>> REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE.
>> Supported: path, replaces.
>> Allow-Events: talk, hold, conference, presence, as-feature-event, dialog,
>> line-seize, call-info, sla, include-session-description, presence.winfo,
>> message-summary, refer.
>> Content-Length: 0.
>>
>> _________________________________________________________________________
>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
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>> Build your next product on our scalable cloud platform.
>>
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>>
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>>
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>>
>>
>> _________________________________________________________________________
>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>> services.
>> Build your next product on our scalable cloud platform.
>>
>> Join our online community to chat in real time
>> https://signalwire.community
>>
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss
>> https://freeswitch.org/confluence
>> https://cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> https://freeswitch.com
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> https://freeswitch.com

-- 
Sincerely,

Giovanni Maruzzelli
OpenTelecom.IT
cell: +39 347 266 56 18
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