[Freeswitch-users] load average

[Brian West]

On Nov 24, 2007, at 11:07 AM, Freeswitch Freeswitch wrote:

> Does anyone know of kernel tweaks that can be done to optimize  
> running FS on linux?
>
> I just completed a test running 800 calls ( 1600 streams ) on a Dell  
> 1950 with dual 2.33GHz and 2 gig of ram.

64bit Woodcrest Xeons?

>
>
> Call scenario was FS running as SIP B2BUA for purposes of topology  
> hiding and dtmf 2833 interworking.
>
> Calls were a mix of 711 and 729
>
> Everything worked perfect
>
> Load average on the box rose over 50 ( processes in the queue ) at  
> one point.
>

Shouldn't be an issue.

> CPU was running between 150% and 180% ( keep in mind there are 2  
> dual core CPUs so 4 total )
>

This should be fine.  So you're using about 1.5 - 1.8 of your CPU's  
you still have some to spare.

> Bandwidth usage was about 80 M
>

1200 calls of ulaw hit the imit of 100mbit ethernet so you're cutting  
it very close.

> Should I worry about that load average number? Seems high but test  
> calls sounded fine.
>

Not at all. But you'll get better performance out of the newer intel  
boxes.

> Thanks and best regards,
>
> Tom
>
>
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