[Freeswitch-users] Max handles 50 exceeded, blocking....

[Cliff Wells]

Looks like one of our profiles was getting flooded with too many CPS
(300+).  Added more profiles and it seems okay now (although won't know
for sure until peak hours tomorrow).

Thanks for all the tips.

Cliff


On Tue, 2012-06-05 at 21:35 +0300, Avi Marcus wrote:
> If you're writing the channels to the DB, you can either skip it with
> -nosql or you can ramcache the SQL DBs.
> http://wiki.freeswitch.org/wiki/Performance_testing_and_configurations#FreeSWITCH.27s_core.db_I.2FO_bottleneck
> 
> -Avi 
> 
> 
> 
> On Tue, Jun 5, 2012 at 9:24 PM, Cliff Wells <cliff at develix.com> wrote:
>         On Tue, 2012-06-05 at 13:51 -0400, Brian Foster wrote:
>         > I'm not in front of a server right now but check
>         >
>         in /usr/local/freeswitch/conf/autoload_confocal/switch.conf.xml and
>         > see if there's a variable along the lines of Max DB handles.
>         If it
>         > just refers to odbc stuff you have your answer.
>         
>         
>         There was just such a setting.  Thanks.
>         
>         >
>         > Before you go much further, what was your call volume? It
>         could have
>         > thrown that error because something is locking the DB, so
>         there could
>         > be something wrong with it.
>         >
>         
>         
>         When total channels exceeds 400ish (~65% inbound, ~35%
>         outbound), system
>         load suddenly spikes (under 350 or so, it's usually under 2 or
>         3, when
>         we hit 400+, it will jump as high as 80).  At that point the
>         system
>         appears to be queueing calls as the volume will sometimes
>         shoot up to as
>         high as 900, even though that's not really possible (hard
>         limit due to
>         T1 count), so it seems that it might be blocking on some
>         resource.
>         
>         Also caught this error:
>         
>         2012-06-05 11:23:21.419535 [CRIT] switch_core_session.c:1861
>         Throttle Error! 1342
>         2012-06-05 11:23:21.520601 [CRIT] switch_time.c:957 Over
>         Session Rate of 30!
>         
>         So I adjusted that upwards as well.
>         
>         
>         16 cores Xeon 3GHz, 16GB RAM, 6 drive SAS RAID 10
>         Scientific Linux 6.1
>         Freeswitch git pull from yesterday.
>         
>         Regards,
>         Cliff
>         
>         
>         
>         
>         
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