[OpenSIPS-Users] LB Re: [OpenSIPS-Business] [OpenSIPS-Devel] OpenSIPS at Amoocon (former AsteriskTag)

Stefan Sayer stefan.sayer at iptego.com
Thu May 7 13:47:01 CEST 2009


Hi again,

o Stefan Sayer [05/07/09 13:33]:
> Hi Bogdan,
> 
> o Bogdan-Andrei Iancu [05/07/09 11:01]:
>> Hi,
>>
>> The Amoocon conference ended !
>>
>> The presentations were uploaded on the OpenSIPS web site, so you can 
>> browse them at :
>>           http://www.opensips.org/Events/Amoocon2009
> 
>  >...
>>>> Covered topics are : Load-balancing (using the new load-balancer module) 
>>>> , Presence (deploy presence) and clustering (OpenSIPS + PBX integration):
>>>>
>>>> (1) Load balancing Workshop:
>>>>      http://www.amoocon.de/talks/8
> 
> I must say I have not looked into the code but only at
> http://www.opensips.org/pub/events/2009-05-04_Amoocon_Rostock/OpenSIPS_LoadBalancing.pdf
> but I am not convinced: For load balancing that could be done 
> statelessly wrt SIP dialog you are keeping dialog state at the LB.
> 
> If you have control over the media servers (as you do with 
> freeswitch/asterisk/yate you mentioned) the same could be achieved much 
> simpler by periodically reporting current load (e.g. in extra header to 
> OPTIONS response or any other SIP message) from the media servers to LB 
> and keeping that information as soft state there.
> 
sorry this sounds so negative which it wasn't meant to be... rather I 
was  wondering about whether load_balancer module could be used in 
another mode without dialog with alternate source of load information.

Stefan


> 
> Stefan
> 

-- 
Stefan Sayer
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