[Asterisk-Users] Re: Asterisk-Users Digest, Vol 18, Issue 46

[Mike Hammett]

okay, my needs have been met.  Thanks much.  Now, for the sake of Google, 
could someone respond with how Asterisk likes single vs. HT vs. dual core 
vs. dual cpu, etc.?

--Mike




> ------------------------------
>
> Message: 15
> Date: Sun, 08 Jan 2006 18:57:12 -0800
> From: Mike Fedyk <mfedyk at mikefedyk.com>
> Subject: Re: [Asterisk-Users] Processor Update?
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> <asterisk-users at lists.digium.com>
> Message-ID: <43C1D108.3060201 at mikefedyk.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> Mike Hammett wrote:
>
>> I've been Googling around for some time now (a few hours on dial-up).
>> I find all kinds of questions similar to mine, but either there is no
>> answer or the answer has nothing to do with the question.  Hopefully
>> this post isn't another one of those.
>>
>> Does Asterisk favor FPU performance or clock speed?  (Meaning AMD or
>> Intel)
>
> In this instance I think you're asking the wrong question.  Asterisk
> will scale better on a processor that handles branching better, so the
> AMDs with the shorter pipelines will help here a lot.
>
>> I see Asterisk can be compiled for x64 systems.  Does it run any
>> better\worse on x64 versus i386?
>
> I have heard good reports from x64 systems.  Especially the AMD variety
> that isn't drain bamaged.
>
>> Dual-core CPU performance isn't as good as dual CPU's, but is more
>> often than not a better deal as it's close, but a lot cheaper.
>> Dual-core vs. Dual CPU performance depends on the application.  How
>> does Asterisk respond?
>>
>> Looking to build out a system capable of 100 concurrent calls (IP
>> pass-through, so in effect 200).  Looking at the dimensioning, I can
>> get some ideas, but few of them state the call quality.  I'm hoping to
>> be able to use a single CPU that is dual core as the price to go to a
>> dual CPU that is single core puts me at least 60% to a redundant server.
>
> Asuming no AGI, a single p4 will handle 200 calls.
>
>>  More information about the setup
>> ------------------------------------------------------
>> No cards of any kind (Tyan board with integrated video, NIC, SATA
>> nothing more needed)
>> some IAX2 trunks (ztdummy)
>> mainly SIP clients, but an increasing number of IAX2
>> mainly ulaw\alaw, if not solely (the transcoding chews CPU cycles
>> needlessly)