[Asterisk-Users] Server Criteria

[Sergey Kuznetsov]

I have Dual Opteron 2 GHz with 4 Gb memory.
I don't have huge load right now, and system load is almost 0.00 even if 
it uses slinear to G.729 transcoding. I have Wildcard 410P installed.
Works good for me.

Spencer Nassar wrote:

> I've been doing a lot of background reading/searching of this list, 
> voip-info.org, and Google, looking to define a good candidate for a 
> server platform.  I'm very interested in thoughts from others!  So 
> here goes...
>
> Axiom 1:  if you are not doing doing much transcoding (converting 
> between codecs), the bottleneck for supporting high volumes of 
> simultaneous calls is system bus speed, not CPU power
> ---> points to a 64 bit AMD Opteron system, and maybe just one of the 
> two processor slots populated.  Bus is twice as wide as a 32 bit 
> system, and operates at 1.8GHz (a lot faster than a 64 bit Zeon 
> system).  Then add the second processor to the board if you see you 
> need it.
>
> Axiom 2:  Get lots of memory
> ---> I haven't seen this quantified, and plan to do some testing.  
> I'll post results here, but can anyone share any insights?  I'm 
> planning to start at 2GB, and go up from there if I see swap getting 
> used.
>    - what would an alaw to alaw connection consume (if it didn't hand 
> off)?
>    - what about a 5 call alaw meetme bridge (and how much memory per 
> incremental caller)
>
> Axiom 3: Don't allow any disk IO
> ---> I'm assuming this is related to #2 - get lots of memory to avoid 
> swap to disk.  Other issues or thoughts?
>
> Axoim 4: Come codecs will take advantage of the faster floating point 
> of a 64 bit system
> ---> unknown... has anyone seen this?  Will Asterisk, compiled in a 64 
> bit Linux environment, reap these or other benefits from being on a 64 
> bit system (other than the system bus speed)?
>
> Also, any experience with Asterisk on an Opteron out there?  Any 
> unexpected issues?  How about card drivers?
>
> Thanks!  I hope this spurs an interesting exchange of ideas that is of 
> value to many.
>
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-- 
All the Best!
Sergey.
=========================
Sergey Kuznetsov
President/CEO
         High Intellectual Technologies, Inc.

           Web: http://www.hitcalls.com
        E-mail: sergey.kuznetsov at highintellect.com
Business phone: (416) 548-9700
  Mobile phone: (647) 287-8448