[Asterisk-Users] Will my CPU/RAM be sufficient?

[Roy Sigurd Karlsbakk]

> Hello!
> I'm new to asterisk and linux, so please don't blame me if I write  
> silly things :-)
>
> I'd like to setup a system with IVR only.
> I'll use a SIP gateway to receive calls from the outside world, and  
> I'll install asterisk on a dedicated linux server placed in another  
> location that will be permanently connected to the gateway through  
> the internet.
> I expect to have 8 concurrent calls maximum.
>
> Now, I have to choose the server that I will rent, and I don't want  
> to take a machine which is too powerful for my needs in order not  
> to waste money.
> Luckily many of you say that linux and asterisk are so performant  
> that you normally do not need such a powerful CPU...
>
> One of the possibilities is:
>
>    Celeron 1.7 GHz 128k cache
>    HD 30/40GB U.ATA 100
>    128 MB DDR Ram
>    network card 100Mbit/s
>    M/B intel
>
> Then I can add memory (128 MB seems to be not too much to me....I  
> would put 256 MB).
>
> The gateway supports many codecs.
> If I use the gsm, do I save on CPU work?
> I mean: as asterisk uses "gsm" sound files, I wonder if using the  
> "gsm" codecs the files are not treated "on the fly" but just read  
> and sent directly to the gateway.
>
> What do you think about my thoughts?
> Will the computer be sufficient, or would you take a more powerful  
> one?
> I can always take this computer and later take a more powerful one,  
> but I would lose all the money of the setup, so I would like to  
> take the good one since the beginning.

I guess the disk, the RAM and the NIC will do, but I'll suggest a P4  
instead of a Celewrong, as 128k cache is a little low.
but just try to see what happens. if the sound's ok, then it works......

roy

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