[Freeswitch-users] Performance bottleneck

[Michael Jerris]

My guess is that disk i/o from some of the db operations (from the  
stuff in the dialplan) maybe backing thngs up.  I would be interested  
if it is this bad with a simple dialplan and manage presense turned off.

Mike

On Aug 12, 2008, at 3:58 AM, UV wrote:

> I’m trying to determine the FS resource bottleneck when operating  
> under load (in windows environment), but can’t get the FS to load  
> for some unseen reason.
>
> FS environment (a weak PC on purpose):
> CPU 2x Intel Pentium 4 3GHz
> RAM 2x 512MB DDR II RAM
> Chipset - Intel E7221 (Copper River) chipset ICH6R + FWH + BCM5721
> LAN 1x Broadcom Giga LAN
> Windows 2003 Server – Service pack 2
> FS version 9235
> Running Release build on highest priority
>
> Load script:
> A different machine running sipP
> Running rtp_echo load, 50 cps, limit of 1000 calls, 30sec call  
> duration, extension 9996 (echo test):
> sipp -rtp_echo -r 50 -l 1000 -d 30000 -s 9996 -sf auc.xml -mp 25000 - 
> i  192.168.1.1 -mi 192.168.1.1 192.168.1.2
>
> Results:
> Test ran for 9.5 hours
> Total of 48828 calls - all successful
> No timeouts, retransmissions or unexpected messages.
> Peak was 1003 calls after 4563 seconds (actual 0.2 cps)
> Total of 1448750 RTP packets
> Average response time: 11min 21 seconds
> CPU usage 8% ~ 21%. Average 11%.
> Memory usage:
> Started with 26,000KB RAM, 27,660KB VM, 25 threads
> Peak at 136,000KB RAM,,367,004KB VM, 1024 threads
> Ended with 88,220KB RAM, 141,684KB VM, 24 threads
> Disk usage wasn’t monitored.
>
> My question is what is slowing the response time so much but keeps  
> the CPU running low?
>
> NB
> Following Patrick Grondin’s post from 17-Jul-08, I intentionally  
> didn’t change the default dialplan as I’m trying to load up the CPU.
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