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

Tue Jan 7 10:53:16 CET 2020

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
>>>>>
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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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>>
>
>
> --
> --Mojtaba Esfandiari.S
> _______________________________________________
> Kamailio (SER) - Users Mailing List
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> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
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