[Freeswitch-users] Max of 170 channels in the conference room.

Johny Kadarisman jkr888 at gmail.com
Fri May 30 05:42:52 PDT 2008


Right, specially, After I know, My machine is dual core, instead just a 2
processor with hyperthreading.

On Fri, May 30, 2008 at 2:42 AM, Faraz R. Khan <faraz.khan at emergen.biz>
wrote:

> 170 is an super impressive number at any rate!
>
> Pardon my lack of knowledge on SIP but what if DTMF is being sent as SIP
> INFO from the UA using media proxy mode?
>
> On Thu, 2008-05-29 at 15:31 -0500, Anthony Minessale wrote:
> > you can do originate
> > {ignore_early_media=true,bypass_media=true}sofia/default/foo1 at bar.com
> > sofia/default/foo2 at bar.com inline
> >
> > and hairpin 2 calls between the provider
> >
> >
> > On Thu, May 29, 2008 at 2:55 PM, Nicolas Brenner
> > <nicolas at medularis.com> wrote:
> >         Anthony and Ken (specially), thank you very much for your
> >         explanations
> >         and figures. About what Ken said, how could I initiate a call
> >         in media
> >         mode and then switch it to no_media when the second leg is
> >         bridged/answered? Also, is this something my VoIP provider
> >         should be
> >         able to support specially, or is it just standard SIP
> >         signaling? Thank
> >         you again very much for your help!
> >
> >
> >         On Thu, May 29, 2008 at 2:48 PM, Ken Rice
> >         <krice at suspicious.org> wrote:
> >         > With FreeSwitch there are a couple of ways to accomplish
> >         what you are doing
> >         > with 3 distinct levels of performance
> >         >
> >         > Way 1) Full Media Interaction/Transcoding. This is very
> >         similar to the way
> >         > asterisk works and should on modern several give you atleast
> >         2 to 3 times
> >         > the performance you see on asterisk (not accounting for any
> >         transcoding load
> >         > you may introduce)
> >         >
> >         > Way 2) Media Proxy mode. In this mode you will see a good
> >         bit of performance
> >         > gain as FreeSwitch will only proxy the media it will not
> >         interact with the
> >         > media stream (ie: no transcoding, no DTMF events etc) but
> >         you can still cut
> >         > thru nat, appease providers that don't want to "hairpin" the
> >         media on their
> >         > networks, and still do a full topology hide (not applicable
> >         for your
> >         > scenario below as you can no jump in and out of proxy only
> >         mode)
> >         >
> >         >
> >         > Way 3) No Media Mode. In this mode FreeSwitch functions more
> >         along the lines
> >         > of openser/ser minus the media proxies. Media is passed
> >         directly between the
> >         > end points and FreeSwitch is completely out of the media
> >         path. This is the
> >         > most efficient mode for routing calls as there is no media
> >         load on
> >         > freeswitch and the number of concurrent calls is limited by
> >         system memory
> >         > resources and speed of the calls coming in (as in how many
> >         calls/second can
> >         > freeswitch process)  for your particular application
> >         originating calls would
> >         > start in media mode and them move to no media mode once the
> >         second leg
> >         > starts to come online. This would have an impact of
> >         performance based on the
> >         > total number of calls doing media with freeswitch at any
> >         given time.
> >         >
> >         >
> >         > Now for some real numbers...
> >         >
> >         > I route calls primarily using the no-media-mode using dell
> >         1950s with Dual
> >         > QuadCore 2Ghz E5335's w/ 4Gs of ram. (admittedly this is a
> >         slightly
> >         > different method from what you are doing) in our
> >         configuration we are able
> >         > route in excess of 200 calls/sec with a concurrent call load
> >         in excess of
> >         > 3000 calls (6000 legs) per machine. Where we run into
> >         problems is not in the
> >         > concurrent call volume, its in the Calls/Sec luckily
> >         FreeSwitch has a
> >         > Sessions/Second Limiter built in and we can set this and
> >         keep the box from
> >         > melting down.
> >         >
> >         > Please Note in the above configuration we are largely
> >         routing autodialer
> >         > traffic so performace should be much better if you decrease
> >         the calls per
> >         > second and increase the average call length. High Call Per
> >         Second Rates are
> >         > the bane of any switch
> >         >
> >         > K
> >         >
> >         >
> >         >
> >         >
> >         >> From: Nicolas Brenner <nicolas at medularis.com>
> >         >> Reply-To: <freeswitch-users at lists.freeswitch.org>
> >         >> Date: Thu, 29 May 2008 12:54:07 -0400
> >         >> To: <freeswitch-users at lists.freeswitch.org>
> >         >> Subject: Re: [Freeswitch-users] Max of 170 channels in the
> >         conference room.
> >         >>
> >         >> Hi, sorry for my ignorance, but I was wondering if these
> >         figures are
> >         >> in any way comparable to the performance FS would have
> >         doing bridged
> >         >> calls?
> >         >>
> >         >> I have a web callback app that's currently running on top
> >         of Asterisk,
> >         >> and I'm planning on moving to FS, and use originate/&bridge
> >         commands
> >         >> to bridge calls between two actual phones. I'd like to know
> >         if (using
> >         >> the same setup as Johny) I'd be able to hit more than 170
> >         channels?
> >         >> (or more than 170 calls, I guess that would be 340
> >         channels).
> >         >>
> >         >> Thanks
> >         >>
> >         >> On Thu, May 29, 2008 at 12:19 PM, Brian West
> >         <brian at freeswitch.org> wrote:
> >         >>> These aren't really dual core CPU's they are single core
> >         with
> >         >>> hyper-threading.  If you disable hyper-threading you'll
> >         get more
> >         >>> performance.
> >         >>> You'll never get that great of performance out of these
> >         CPU's.  The new
> >         >>> 64bit woodcrest/clovertown Xeon's are much better... night
> >         and day
> >         >>> difference. (Pinto vs Porsche)
> >         >>> /b
> >         >>> On May 29, 2008, at 11:10 AM, Johny Kadarisman wrote:
> >         >>>
> >         >>> Hi Brian, attached is my cpu info.
> >         >>>
> >         >>> Rgds,
> >         >>>
> >         >>> ================
> >         >>> processor       : 0
> >         >>> vendor_id       : GenuineIntel
> >         >>> cpu family      : 15
> >         >>> model           : 2
> >         >>> model name      : Intel(R) Xeon(TM) CPU 2.80GHz
> >         >>> stepping        : 9
> >         >>> cpu MHz         : 2784.780
> >         >>> cache size      : 512 KB
> >         >>> physical id     : 0
> >         >>> siblings        : 2
> >         >>> core id         : 0
> >         >>> cpu cores       : 1
> >         >>> fdiv_bug        : no
> >         >>> hlt_bug         : no
> >         >>> f00f_bug        : no
> >         >>> coma_bug        : no
> >         >>> fpu             : yes
> >         >>> fpu_exception   : yes
> >         >>> cpuid level     : 2
> >         >>> wp              : yes
> >         >>> flags           : fpu vme de pse tsc msr pae mce cx8 apic
> >         sep mtrr pge mca
> >         >>> cmov pat pse36 clflush dts acpi mmx fxs
> >         >>> r sse sse2 ss ht tm pbe cid xtpr
> >         >>> bogomips        : 5573.58
> >         >>> clflush size    : 64
> >         >>>
> >         >>>
> >         >>> processor       : 1
> >         >>> vendor_id       : GenuineIntel
> >         >>> cpu family      : 15
> >         >>> model           : 2
> >         >>> model name      : Intel(R) Xeon(TM) CPU 2.80GHz
> >         >>> stepping        : 9
> >         >>> cpu MHz         : 2784.780
> >         >>> cache size      : 512 KB
> >         >>> physical id     : 0
> >         >>> siblings        : 2
> >         >>> core id         : 0
> >         >>> cpu cores       : 1
> >         >>> fdiv_bug        : no
> >         >>> hlt_bug         : no
> >         >>> f00f_bug        : no
> >         >>> coma_bug        : no
> >         >>> fpu             : yes
> >         >>> fpu_exception   : yes
> >         >>> cpuid level     : 2
> >         >>> wp              : yes
> >         >>> flags           : fpu vme de pse tsc msr pae mce cx8 apic
> >         sep mtrr pge mca
> >         >>> cmov pat pse36 clflush dts acpi mmx fxs
> >         >>> r sse sse2 ss ht tm pbe cid xtpr
> >         >>> bogomips        : 5569.09
> >         >>> clflush size    : 64
> >         >>>
> >         >>>
> >         >>> processor       : 2
> >         >>> vendor_id       : GenuineIntel
> >         >>> cpu family      : 15
> >         >>> model           : 2
> >         >>> model name      : Intel(R) Xeon(TM) CPU 2.80GHz
> >         >>> stepping        : 9
> >         >>> cpu MHz         : 2784.780
> >         >>> cache size      : 512 KB
> >         >>> physical id     : 3
> >         >>> siblings        : 2
> >         >>> core id         : 0
> >         >>> cpu cores       : 1
> >         >>> fdiv_bug        : no
> >         >>> hlt_bug         : no
> >         >>> f00f_bug        : no
> >         >>> coma_bug        : no
> >         >>> fpu             : yes
> >         >>> fpu_exception   : yes
> >         >>> cpuid level     : 2
> >         >>> wp              : yes
> >         >>> flags           : fpu vme de pse tsc msr pae mce cx8 apic
> >         sep mtrr pge mca
> >         >>> cmov pat pse36 clflush dts acpi mmx fxs
> >         >>> r sse sse2 ss ht tm pbe cid xtpr
> >         >>> bogomips        : 5569.31
> >         >>> clflush size    : 64
> >         >>>
> >         >>>
> >         >>> processor       : 3
> >         >>> vendor_id       : GenuineIntel
> >         >>> cpu family      : 15
> >         >>> model           : 2
> >         >>> model name      : Intel(R) Xeon(TM) CPU 2.80GHz
> >         >>> stepping        : 9
> >         >>> cpu MHz         : 2784.780
> >         >>> cache size      : 512 KB
> >         >>> physical id     : 3
> >         >>> siblings        : 2
> >         >>> core id         : 0
> >         >>> cpu cores       : 1
> >         >>> fdiv_bug        : no
> >         >>> hlt_bug         : no
> >         >>> f00f_bug        : no
> >         >>> coma_bug        : no
> >         >>> fpu             : yes
> >         >>> fpu_exception   : yes
> >         >>> cpuid level     : 2
> >         >>> wp              : yes
> >         >>> flags           : fpu vme de pse tsc msr pae mce cx8 apic
> >         sep mtrr pge mca
> >         >>> cmov pat pse36 clflush dts acpi mmx fxs
> >         >>> r sse sse2 ss ht tm pbe cid xtpr
> >         >>> bogomips        : 5569.67
> >         >>> clflush size    : 64
> >         >>>
> >         >>>
> >         >>> On Thu, May 29, 2008 at 11:49 AM, Brian West
> >         <brian at freeswitch.org> wrote:
> >         >>>>
> >         >>>> Can you cat /proc/cpuinfo and post that?
> >         >>>> /b
> >         >>>> On May 29, 2008, at 10:41 AM, Johny Kadarisman wrote:
> >         >>>>
> >         >>>> Thanks Anthony,
> >         >>>>
> >         >>>> It's a 32bits Ubuntu server version, and I had blindly
> >         follow and run the
> >         >>>> test with following settings :)
> >         >>>>
> >         >>>> ulimit -c unlimited
> >         >>>> ulimit -d unlimited
> >         >>>> ulimit -f unlimited
> >         >>>> ulimit -i unlimited
> >         >>>> ulimit -n 999999
> >         >>>> ulimit -q unlimited
> >         >>>> ulimit -u unlimited
> >         >>>> ulimit -v unlimited
> >         >>>> ulimit -x unlimited
> >         >>>> ulimit -s 244
> >         >>>> ulimit -l unlimited
> >         >>>> ulimit -a
> >         >>>> bin/freeswitch
> >         >>>>
> >         >>>> also, I set with 120ms interval, I still hit around 170
> >         channels limits in
> >         >>>> one room.
> >         >>>> Let me play around more with multiple room setup.
> >         >>>>
> >         >>>> Rgds,
> >         >>>> Johny K.
> >         >>>>
> >         >>>>
> >         >>>>
> >         >>>>
> >         >>>> On Thu, May 29, 2008 at 10:56 AM, Anthony Minessale
> >         >>>> <anthony.minessale at gmail.com> wrote:
> >         >>>>>
> >         >>>>> We don't do much testing on the conference but i can
> >         give you a few
> >         >>>>> pointers.
> >         >>>>>
> >         >>>>> is it a 32 or 64 bit box?
> >         >>>>> if it's 32 you can try this as root before you start up.
> >         >>>>>
> >         >>>>> ulimit -s 244
> >         >>>>>
> >         >>>>> you can also change the conference interval to higher
> >         number of ms
> >         >>>>> between packets to give it more time to mux the audio,
> >         the default is 20
> >         >>>>> but
> >         >>>>> you should be able to use 30,40,60,120 as well
> >         >>>>>
> >         >>>>> You can also try multiple conference to compare.
> >         >>>>>
> >         >>>>>
> >         >>>>>
> >         >>>>> On Thu, May 29, 2008 at 8:57 AM, Johny Kadarisman
> >         <jkr888 at gmail.com>
> >         >>>>> wrote:
> >         >>>>>>
> >         >>>>>> Hi all,
> >         >>>>>>
> >         >>>>>> I build a new test boxes for freeswitch. and trying to
> >         simulate high
> >         >>>>>> load condition.
> >         >>>>>> I have one freeswitch box that host conference apps,
> >         and another box
> >         >>>>>> with simple js to originate call to the conference
> >         room.
> >         >>>>>> To monitor the sound quality, I have one phones that
> >         dial into the
> >         >>>>>> conference room, and then start streaming/playing moh
> >         music in the
> >         >>>>>> conference.
> >         >>>>>>
> >         >>>>>> In many scenario that i tried (mute, unmute, one or
> >         multiple rooms), the
> >         >>>>>> max total number of channels is about 170 channels
> >         before FS start to
> >         >>>>>> slowing down on creating new channels. The Cpu's only
> >         tops around 40-50%,
> >         >>>>>> and the voice/rtp start to jitter or delays on my
> >         phone.
> >         >>>>>>
> >         >>>>>> These test boxes is running on 2 processor 2.8GHz Dual
> >         Core xeon cpu's
> >         >>>>>> and about 1Gb memory.
> >         >>>>>> I think the number already pretty impressive, at least
> >         for me :)
> >         >>>>>>
> >         >>>>>> But is this limit sounds right from others experience?
> >         Can I still do
> >         >>>>>> more tuning?
> >         >>>>>>
> >         >>>>>> Thanks,
> >         >>>>>> Johny K.
> >         >>>>>>
> >         >>>>>>
> >         >>>>>>
> >         >>>>>>
> >         >>>>>>
> >         >>>>>> _______________________________________________
> >         >>>>>> 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
> >         >>>>>> http://www.freeswitch.org
> >         >>>>>>
> >         >>>>>
> >         >>>>>
> >         >>>>>
> >         >>>>> --
> >         >>>>> Anthony Minessale II
> >         >>>>>
> >         >>>>> FreeSWITCH http://www.freeswitch.org/
> >         >>>>> ClueCon http://www.cluecon.com/
> >         >>>>>
> >         >>>>> AIM: anthm
> >         >>>>> MSN:anthony_minessale at hotmail.com<MSN%3Aanthony_minessale at hotmail.com>
> >         >>>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com<PAYPAL%3Aanthony.minessale at gmail.com>
> >         >>>>> IRC: irc.freenode.net #freeswitch
> >         >>>>>
> >         >>>>> FreeSWITCH Developer Conference
> >         >>>>> sip:888 at conference.freeswitch.org<sip%3A888 at conference.freeswitch.org>
> >         >>>>> iax:guest at conference.freeswitch.org/888
> >         >>>>> googletalk:conf+888 at conference.freeswitch.org<googletalk%3Aconf%2B888 at conference.freeswitch.org>
> >         >>>>> pstn:213-799-1400
> >         >>>>> _______________________________________________
> >         >>>>> 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
> >         >>>>> http://www.freeswitch.org
> >         >>>>>
> >         >>>>
> >         >>>> _______________________________________________
> >         >>>> 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
> >         >>>> http://www.freeswitch.org
> >         >>>>
> >         >>>> Brian West
> >         >>>> sip:brian at freeswitch.org <sip%3Abrian at freeswitch.org>
> >         >>>>
> >         >>>>
> >         >>>>
> >         >>>> _______________________________________________
> >         >>>> 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
> >         >>>> http://www.freeswitch.org
> >         >>>>
> >         >>>
> >         >>> _______________________________________________
> >         >>> 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
> >         >>> http://www.freeswitch.org
> >         >>>
> >         >>> Brian West
> >         >>> sip:brian at freeswitch.org <sip%3Abrian at freeswitch.org>
> >         >>>
> >         >>>
> >         >>>
> >         >>> _______________________________________________
> >         >>> 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
> >         >>> http://www.freeswitch.org
> >         >>>
> >         >>>
> >         >>
> >         >>
> >         >>
> >         >> --
> >         >> Nicolás Brenner
> >         >> Medularis SpA
> >         >>
> >         >> _______________________________________________
> >         >> 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
> >         >> http://www.freeswitch.org
> >         >
> >         >
> >         >
> >         > _______________________________________________
> >         > 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
> >         > http://www.freeswitch.org
> >         >
> >
> >
> >
> >         --
> >         Nicolás Brenner
> >         Medularis SpA
> >
> >         _______________________________________________
> >         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
> >         http://www.freeswitch.org
> >
> >
> >
> >
> > --
> > Anthony Minessale II
> >
> > FreeSWITCH http://www.freeswitch.org/
> > ClueCon http://www.cluecon.com/
> >
> > AIM: anthm
> > MSN:anthony_minessale at hotmail.com <MSN%3Aanthony_minessale at hotmail.com>
> > GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com<PAYPAL%3Aanthony.minessale at gmail.com>
> > IRC: irc.freenode.net #freeswitch
> >
> > FreeSWITCH Developer Conference
> > sip:888 at conference.freeswitch.org <sip%3A888 at conference.freeswitch.org>
> > iax:guest at conference.freeswitch.org/888
> > googletalk:conf+888 at conference.freeswitch.org<googletalk%3Aconf%2B888 at conference.freeswitch.org>
> > pstn:213-799-1400
> > _______________________________________________
> > 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
> > http://www.freeswitch.org
> --
> Faraz R Khan
> Chief Architect
> Emergen Consulting Pvt Ltd
> +92.21.529.0381 x200
> www.emergen.biz
>
>
> _______________________________________________
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