[SR-Users] Performance impact with AVP and VAR's

Ovidiu Sas osas at voipembedded.com
Fri Feb 21 01:38:33 CET 2014


AVPs are in shared men and protected by locks. VARs are not.
There shouldn't be a big impact on using lots of them. Are you experiencing
any issues?

Regards
Ovidiu Sas
On Feb 20, 2014 7:32 PM, "Jijo" <realjijo at gmail.com> wrote:

> We have defined dedicated AVP variables for each feature. For example, SIP
> Trunks or Subscribers or Media Handling or Header Manipulation etc, So the
> no of variables (AVP)  has been increased in the initialization.
> At an instance the no of AVP's used/active might be quite low as each
> avp's are dedicated for the feature.
>
> Does avp read or write cause any Lock?
>
> The VAR's has been used locally through out the route for header
> manipulation and other functions.
>
>
>
>
>
> On Thu, Feb 20, 2014 at 5:37 PM, Alex Balashov <abalashov at evaristesys.com>wrote:
>
>> Can you give some example of your use cases for them?
>>
>> I cannot say for sure, but my intuition is that if you have three hundred
>> variables in any program, you're doing something wrong. At that point
>> you're in territory that clearly calls for some sort of non- scalar data
>> structure, such as an associative array.
>>
>>
>> Jijo <realjijo at gmail.com> wrote:
>>>
>>>  Hi All,
>>>
>>> I have around 300 AVP's and quite amount of VAR's are used in the config
>>> file?  Does that impact performance?, If so how can i improve it?
>>>
>>> Thanks
>>> Jijo
>>>
>>>
>>> ------------------------------
>>>
>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>> sr-users at lists.sip-router.org
>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>
>>>
>> --
>> Sent from my mobile, and thus lacking in the refinement one might expect
>> from a fully fledged keyboard.
>>
>> Alex Balashov - Principal
>> Evariste Systems LLC
>> 235 E Ponce de Leon Ave
>> Suite 106
>> Decatur, GA 30030
>> United States
>> Tel: +1-678-954-0671
>> Web: http://www.evaristesys.com/, http://www.alexbalashov.com
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> sr-users at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.sip-router.org/pipermail/sr-users/attachments/20140220/ef297611/attachment.html>


More information about the sr-users mailing list