[asterisk-biz] Asterisk Performance Results

[Senad Jordanovic]

Alistair Cunningham wrote:
> Senad Jordanovic wrote:
>> Alistair Cunningham wrote:
>>> Jim Dalton wrote:
>>>>> Alistair Cunningham wrote:
>>>>>
>>>>> Jim,
>>>>>
>>>>> Thank you for publishing this; it's most useful to the 
>>>>> Asterisk community. Did you make any measurements of voice 
>>>>> quality (jitter, packet loss, subjective listening tests by a 
>>>>> human) at high loads? From a brief read at your PDF document, 
>>>>> I didn't see anything on this - my apologies if I've missed it.
>>>>>
>>>> Very good question and quick reading!  This issue is not addressed in the
>>>> test plan.  
>>>>
>>>> To check for voice quality we performed subjective listening test at high
>>>> loads and the quality was good.  
>>>>
>>>> We spent some time trying to think of a simple way to quantitatively measure
>>>> voice quality during the test, but could not come up with a practical
>>>> solution that was easy and affordable.  We would appreciate any input on
>>>> easy ways to collect voice quality data.
>>> In that case, you're getting better scalability than our own testing 
>>> with vanilla Asterisk 1.2 by a factor of around 2. While I'm sure Digium 
>>> have made performance improvements for 1.4, I'm surprised by the jump.
>>>
>>> Would you be willing to carry out load testing and tuning of other 
>>> software on a commercial basis? Specifically I'm thinking of Enswitch, 
>>> which uses Asterisk and OpenSER for telephony. We've tested to 5000 
>>> concurrent calls, but don't have the test environment to go further.
>> Alistair,
>>
>> Very Interesting!!!
>>
>> You have no environment to test above 5000 calls but claim that your 
>> customers are passing 100,000 of thousands in real time...?
>>
>> Regards,
>>
>> Senad
>> www.bicomsystems.com
> 
> Senad,
> 
> That's correct, but not the whole story. Unfortunately we are under NDA 
> and I cannot give more details. Let's just say at this time we do not 
> have a test environment to test above 5000 calls under a variety of 
> different business models that our customers use.
> 

Sure, thanks for the feedback


Senad


> If anyone has such an environment, and a proven track record of running 
> load testing and tuning, I'd be interested in hearing from them. 
> Otherwise, we'll probably build it ourselves.
> 
> Alistair Cunningham
> +1 888 468 3111
> +44 20 799 39 799
> sip:acunningham at integrics.com
> http://integrics.com/
> 
> 
> _______________________________________________
> --Bandwidth and Colocation Provided by http://www.api-digital.com--
> 
> asterisk-biz mailing list
> To UNSUBSCRIBE or update options visit:
>    http://lists.digium.com/mailman/listinfo/asterisk-biz
> 
> 
> .
>