[SR-Users] RTPEngine performance - How far are you pushing your systems

Tue Jan 7 11:14:12 CET 2020

Have you checked /proc/rtpengine
?

On Tue, 7 Jan 2020 at 09:56, davy van de moere <davy.van.de.moere at gmail.com>
wrote:

> Using wireshark, I get a jitter still smaller than 1ms. You have efficient
> ways to measure that?
>
> Op di 7 jan. 2020 om 10:43 schreef Mojtaba <mespio at gmail.com>:
>
>> Yes, I reached 3000 channels in kernel mode with about 25% usage of one
>> core. Its incredible. But be notic the number of channels is not matter,
>> What about its QoS parameter such as max-delta, jitter, lost?
>> The max delay i have with the same result is 60.
>>
>> On Tue, Jan 7, 2020 at 12:56 PM davy van de moere <
>> davy.van.de.moere at gmail.com> wrote:
>>
>>> As an update, I'm getting 2000 channels in kernel mode, with about 50%
>>> usage of 1 core. (load of the server is at 0.5), which is a 10 fold
>>> difference.
>>>
>>> The problem I was hitting, was the (probable) inability to work in
>>> kernelmode with the rtpproxy.so module, rtpengine.so works nicely.
>>>
>>> Op di 7 jan. 2020 om 10:19 schreef Mojtaba <mespio at gmail.com>:
>>>
>>>> As a person who working much on developing new RTP engine for Kamailio,
>>>> I should express achieving to 12k concurrent call is very strange with
>>>> Kernel part of RTPEngine.
>>>> Regardless of NIC's parameter, multi core and some other parameters, it
>>>> is important where the hooking linux kernel function is called. The Kernel
>>>> part of RTPEngine is called in NF_INET_LOCAL_IN. It means the rtp packet
>>>> goes up local routing in network stack.
>>>> I could not reach to 12k yet, although i call Linux kernel function in
>>>> NF-INET-PRE-ROUTING
>>>>
>>>> On Mon, Jan 6, 2020 at 8:26 PM davy van de moere <
>>>> davy.van.de.moere at gmail.com> wrote:
>>>>
>>>>> It will probably be a case of RTFM...
>>>>>
>>>>> quoting from: https://github.com/sipwise/rtpengine/blob/master/README.md
>>>>>
>>>>> # ensure that the table we want to use doesn't exist - usually needed after a daemon
>>>>> # restart, otherwise will error
>>>>> echo 'del 0' > /proc/rtpengine/control
>>>>>
>>>>>
>>>>> this part seems to be very relevant indeed!
>>>>>
>>>>> Op ma 6 jan. 2020 om 17:41 schreef Nicolas Breuer <
>>>>> Nicolas.Breuer at belcenter.biz>:
>>>>>
>>>>>> Hey Davy,
>>>>>>
>>>>>>
>>>>>>
>>>>>> Check  cat /proc/rtpengine/0/list
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> *De :* sr-users <sr-users-bounces at lists.kamailio.org> *De la part de*
>>>>>> davy van de moere
>>>>>> *Envoyé :* lundi 6 janvier 2020 14:47
>>>>>> *À :* Henning Westerholt <hw at skalatan.de>
>>>>>> *Cc :* Kamailio (SER) - Users Mailing List <
>>>>>> sr-users at lists.kamailio.org>
>>>>>> *Objet :* Re: [SR-Users] RTPEngine performance - How far are you
>>>>>> pushing your systems
>>>>>>
>>>>>>
>>>>>>
>>>>>> Ok, I'll get my SIPP warmed up then ... ;) thx for the feedback!
>>>>>>
>>>>>>
>>>>>>
>>>>>> Op ma 6 jan. 2020 om 14:45 schreef Henning Westerholt <hw at skalatan.de
>>>>>> >:
>>>>>>
>>>>>> Hello Davy,
>>>>>>
>>>>>>
>>>>>>
>>>>>> You should look into it, sounds strange. Compare e.g. to this e-mail
>>>>>> from 2015 – over 16k simultaneous calls on a 12 core machine:
>>>>>>
>>>>>> https://lists.kamailio.org/pipermail/sr-dev/2015-October/031432.html
>>>>>>
>>>>>>
>>>>>>
>>>>>> Cheers,
>>>>>>
>>>>>>
>>>>>>
>>>>>> Henning
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>>
>>>>>> Henning Westerholt – https://skalatan.de/blog/
>>>>>>
>>>>>> Kamailio services – https://gilawa.com
>>>>>>
>>>>>>
>>>>>>
>>>>>> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of
>>>>>> *davy van de moere
>>>>>> *Sent:* Monday, January 6, 2020 12:52 PM
>>>>>> *To:* Kamailio (SER) - Users Mailing List <
>>>>>> sr-users at lists.kamailio.org>
>>>>>> *Subject:* [SR-Users] RTPEngine performance - How far are you
>>>>>> pushing your systems
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear all,
>>>>>>
>>>>>>
>>>>>>
>>>>>> Not a direct question on kamailio, but on rtpengine, so feel free to
>>>>>> ignore :)
>>>>>>
>>>>>>
>>>>>>
>>>>>> I have a farm of rtpengine servers , supporting our set of
>>>>>> kamailio's.
>>>>>>
>>>>>>
>>>>>>
>>>>>> On recent decent hardware (hp dl360 gen9/10 servers), I typically
>>>>>> push my systems upto 2500 channels per machine. Then I tend to see the load
>>>>>> of the machine go up in a logarithmic manner. E.g. a load of 3 supports
>>>>>> 2500 channels, but when its at 3000 channels, load can be at 8. etc.
>>>>>>
>>>>>>
>>>>>>
>>>>>> I have the kernel module running, and I have a good impression it's
>>>>>> being used too. No transcoding is going on, no recording, ... I've tried on
>>>>>> different OS'es, different network cards, and I always end up at that 2500
>>>>>> channels +-.
>>>>>>
>>>>>>
>>>>>>
>>>>>> Is that what I can expect from rtpengine? Or am I really overlooking
>>>>>> something? What numbers do you push out of your systems?
>>>>>>
>>>>>>
>>>>>>
>>>>>> kind regards and happy 2020!
>>>>>>
>>>>>> _______________________________________________
>>>>>> Kamailio (SER) - Users Mailing List
>>>>>> sr-users at lists.kamailio.org
>>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>>
>>>>> _______________________________________________
>>>>> Kamailio (SER) - Users Mailing List
>>>>> sr-users at lists.kamailio.org
>>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>>
>>>>
>>>>
>>>> --
>>>> --Mojtaba Esfandiari.S
>>>> _______________________________________________
>>>> Kamailio (SER) - Users Mailing List
>>>> sr-users at lists.kamailio.org
>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>> _______________________________________________
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>>>
>>
>>
>> --
>> --Mojtaba Esfandiari.S
>> _______________________________________________
>> Kamailio (SER) - Users Mailing List
>> sr-users at lists.kamailio.org
>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>
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-- 
Regards,

David Villasmil
email: david.villasmil.work at gmail.com
phone: +34669448337
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