[SR-Users] collecting statistics

[Daniel-Constantin Mierla]

Hello,

On 3/15/12 9:23 AM, Klaus Darilion wrote:
> Hi!
>
> I want to collect statistics on a load-balancer, e.g. how many 
> NOTIFYs, SUBSCRIBEs, ... and the respective response codes, e.g. 
> NOTIFYs-200, NOTIFYs-408,...., response time from the backend-servers, 
> ...
>
> Further I want to do this separately for each backend-server in the 
> cluster, i.e. for every IP address in the dispatcher list.
>
> Built in statistics or not detailed enough, so thought of implementing 
> the counting and measuring in script using htable and a periodic timer 
> which dumps the htable values to log file.
>
> Thus, I will end up with lots of code, especially for dumping I have 
> to address all possible keys manually:
>
> e.g. request route:
> $var(key) = $rm + "::" + $dd;
> $sht(stat=>$var(key)) = $sht(stat=>$var(key)) + 1;
>
> e.g. reply route:
> if ($rs != "200" && $rs != "480" ) {
>   $var(key) = $rm + "::" + $si + "::XXX";
> } else {
>   $var(key) = $rm + "::" + $si + "::" + $rs;
> }
> $sht(stat=>$var(key)) = $sht(stat=>$var(key)) + 1;
>
> e.g. dumping:
> xlog("PUBLISH::83.136.32.169=$sht(stat=>PUBLISH::83.136.32.169)");
> $sht(stat=>PUBLISH::83.136.32.169)=0;
> xlog("PUBLISH_200::83.136.32.169=$sht(stat=>PUBLISH_200::83.136.32.169)"); 
>
> $sht(stat=>PUBLISH_200::83.136.32.169)=0;xlog("PUBLISH_480::83.136.32.169=$sht(stat=>PUBLISH_480::83.136.32.169)"); 
>
> $sht(stat=>PUBLISH_480::83.136.32.169)=0;
> xlog("PUBLISH_XXX::83.136.32.169=$sht(stat=>PUBLISH_XXX::83.136.32.169)"); 
>
> $sht(stat=>PUBLISH_XXX::83.136.32.169)=0;
>
>
> It works, but is not very nice, IMO. Thus, I wonder if someone has a 
> better, more elegant way to achieve this.
I use htable for similar stats, but I pull them via mi/rpc commands -- a 
whole table can be dumped at once.

Cheers,
Daniel

-- 
Daniel-Constantin Mierla
Kamailio Advanced Training, April 23-26, 2012, Berlin, Germany
http://www.asipto.com/index.php/kamailio-advanced-training/