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

Johny Kadarisman jkr888 at gmail.com
Thu May 29 10:24:42 PDT 2008


Yea, seems like a pretty old machine. and I thought it was at least a dual
core thou :(
I couldn't find a way turn hyperthreading off during boot time yet, If I do,
will report back if it does some improvment.

btw, How do you know if this is hyperthread processor from cpuinfo?

Rgds,
Johny K.


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.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> _______________________________________________
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>>>>
>>>
>>>
>>> --
>>> 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
>>>
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>>> 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
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>> _______________________________________________
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>>
>>  Brian West
>> sip:brian at freeswitch.org
>>
>>
>>
>>
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>>
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>
>  Brian West
> sip:brian at freeswitch.org
>
>
>
>
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