[SR-Users] Kamailio ​ds_ping_interval Performance

[Sergiu Pojoga]

Hi Atul,

What is your main concern? I don't see how a lightweight Options request
and reply every second or so for each of your 2-3 gateways can overwhelm a
network (presumably LAN), considering that you are handling 400 heavyweight
Invites per second.

Cheers.

On Mon, Apr 2, 2018, 9:07 PM Atul Thosar, <atulthosar at gmail.com> wrote:

> Hi All,
> I am using Kamailio
> ​*​*
> *v4.4.x* to load balanced traffic to FreeSWITCH servers. I have query
> regarding ds_ping_interval and ds_probing_threshold. We have very high
> traffic (around 200-400
> ​ (CPS)​
> calls per sec) hitting on Kamailio which then distribute it to 2-3
> FreeSWITCH servers.
> ​ ​
> What is the optimal value should I set to ds_ping_interval and
> ds_probing_threshold?
>
> If I set
> ​​
> ds_ping_interval=2 and
> ​​
> ds_probing_threshold=1 then in every 2 sec, I would come to know if my
> ​​
> FreeSWITCH server is down/up. But by setting such low values, I afraid
> there would
> ​be ​
> lot of SIP traffic on network.
> ​ If I set high (say
> ​
> ds_probing_threshold=5) then I may loose high number of calls (200 CPS, I
> will loose 1000 calls) in case
> ​
> FreeSWITCH server is down. ​
>
>
> As I said earlier we have very high traffic hitting on Kamailio, can't
> kamailio use INVITE itself to probe FreeSWITCH server is down/up? In case
> of low traffic can't it switch over to OPTION mechanism?
>
> --
> ​Thanks in Advance​
> ,
> ​​
> Atul
> ​​
> ​​
> ​​
>
>
> _______________________________________________
> Kamailio (SER) - Users Mailing List
> sr-users at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.kamailio.org/pipermail/sr-users/attachments/20180403/aa04994e/attachment.html>