[asterisk-users] Dual Atom mobo - call capacity

[--[ UxBoD ]--]

----- Original Message -----
> On Thu, 10 Jun 2010, Michelle Dupuis wrote:
> 
> > I'm looking for a small formfactor mobo for an install that needs to
> > handle 25 phone sets (no transcoding). I found a new dual atom
> > 1.66GHz
> > mobo - anyone know what kinds of call volume that will handle?
> 
> On Thu, 10 Jun 2010, mgraves at mstvp.com wrote:
> 
> > Based on comments from Ward Mundy during a recent VUC call I'd
> > expect
> > even a single CPU Atom system to handle that many phones in an
> > office
> > application. Perhaps there may be merit in dual CPU in more of a
> > call
> > center application.
> 
> Assuming you're talking about something like the Atom 330...
> 
> My guess is you will have plenty of horsepower for 25 phone sets --
> probably even 25 simultaneous calls.
> 
> The 330 is dual-core and hyper-threaded so it shows up as 4 CPUs in
> "top."
> 
> Asterisk is multi-threaded and should distribute the workload. Another
> advantage is that if you have something CPU heavy like bzip2'ing your
> database dump or compiling Asterisk from source, there are still
> several
> "CPUs" available for Asterisk.
> 

I have a single rack server with a Atom 330 and 2GB RAM, six phones connected and probably a couple of simultaneous calls at one time.  This is how it looks at the moment:

             total       used       free     shared    buffers     cached
Mem:       2049856    1346480     703376          0     181920     990376
-/+ buffers/cache:     174184    1875672
Swap:      4095992          0    4095992

top - 10:41:59 up 12 days, 16:03,  1 user,  load average: 0.01, 0.00, 0.00
Tasks: 122 total,   1 running, 121 sleeping,   0 stopped,   0 zombie
Cpu0  :  0.0%us,  0.0%sy,  0.0%ni, 99.9%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Cpu1  :  0.0%us,  0.0%sy,  0.0%ni, 98.4%id,  0.0%wa,  1.5%hi,  0.0%si,  0.0%st
Cpu2  :  0.1%us,  0.0%sy,  0.1%ni, 99.8%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Cpu3  :  0.1%us,  0.0%sy,  0.0%ni, 99.8%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:   2049856k total,  1346232k used,   703624k free,   181920k buffers
Swap:  4095992k total,        0k used,  4095992k free,   990376k cached

Have a TDM card in the server and also use G729 codec and Skype for Asterisk.
-- 
Thanks, Phil