[Freeswitch-users] conferencing

[Steven Ayre]

Well, the more processing power you have the more calls you can
handle. You should make sure you're using 64bit.

There's a few tips on
http://wiki.freeswitch.org/wiki/Performance_testing_and_configurations
too.

-Steve


On 4 January 2011 14:40, Sam <u2nsam at gmail.com> wrote:
> Any thing on hardware & software front ?
>
> Regds
> Sam
>
> On Tue, Jan 4, 2011 at 6:07 PM, Avi Marcus <Avi at amarcus.com> wrote:
>>
>> If you mute most of the callers, that would limit the audio that would
>> need to be processed.
>> -Avi
>>
>> On Tue, Jan 4, 2011 at 12:45 PM, Sam <u2nsam at gmail.com> wrote:
>>>
>>> calls would not be TDM it would be ip-ip calls.
>>> Ok G711 uses less CPU than other codecs,how can i utilized multiple
>>> threading/profiles or any other options to scale ? as it would be an
>>> incoming call always on FS.
>>>
>>> Regds
>>> Sam
>>>
>>> On Tue, Jan 4, 2011 at 3:53 PM, Steven Ayre <steveayre at gmail.com> wrote:
>>>>
>>>> That will still involve transcoding. FS must combine all speaking
>>>> channels into a single stream that can be sent to the conference
>>>> members. That can't be done in a compressed audio format, so it must
>>>> convert G711 to L16 for each speaking member, combine those pieces of
>>>> audio, then convert L16 back to G711 to send to the conference
>>>> members. Additionally, since the conference members are not
>>>> necessarily all using the same codec that last transcoding step will
>>>> occur once for each member, not just once for the conference. Your
>>>> best bet is to use a codec that uses as little CPU for transcoding as
>>>> possible - in software I'm not sure which is best there (G711 is
>>>> simple so possibly a good choice), in hardware Sangoma D100/D500 would
>>>> almost all the processing off the CPU.
>>>>
>>>> -Steve
>>>>
>>>>
>>>> On 4 January 2011 10:15, Sam <u2nsam at gmail.com> wrote:
>>>> > Ok if i remove transcoding out of the picture and all conf are running
>>>> > on
>>>> > g711, what rest would matters ?
>>>> >
>>>> >
>>>> > Regds
>>>> > Sam
>>>> >
>>>> >
>>>> > On Tue, Jan 4, 2011 at 2:56 PM, Avi Marcus <Avi at amarcus.com> wrote:
>>>> >>
>>>> >> It's the transcoding that will kill you. If that's truly needed, you
>>>> >> may
>>>> >> want to look into multiple machines handling transcoding and then
>>>> >> bridging
>>>> >> into the conference, or the new transcoding hardware from sangoma.
>>>> >> -Avi
>>>> >> On Tue, Jan 4, 2011 at 9:55 AM, Sam <u2nsam at gmail.com> wrote:
>>>> >>>
>>>> >>> hello,
>>>> >>>
>>>> >>> how to increase the scalability / performance of the conference .
>>>> >>>
>>>> >>> Are there any parameters to be observed that could do a trick ?
>>>> >>>
>>>> >>> The scenario would be multiple conferencing bridges and multiple
>>>> >>> codecs
>>>> >>> involved.
>>>> >>>
>>>> >>> Is is possible to multiple threading of profiles for conferences so
>>>> >>> that
>>>> >>> it gets the scalability ?
>>>> >>>
>>>> >>> Regards
>>>> >>> Sam
>>>> >>>
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