[asterisk-users] Is there real benefits on a SMP machine for Asterisk?

[Mik Cheez]

In 'top', you can always look at what percentage of your CPU is idle. 
Subtract that from 100 and you've got your load average.

Cpu(s):  1.1% us,  0.6% sy,  0.0% ni, *98.1% id*,  0.1% wa,  0.1% hi, 
0.0% si

Erik Anderson wrote:
> On 10/12/07, Philipp Kempgen <philipp.kempgen at amooma.de> wrote:
>> I don't think there is a formula like
>> cpu usage = loadavg / #cpus
>>
>> A loadavg of 3 says that there are 3 processes waiting to
>> be executed.
>>
>> Anyway, I'll admit that a loadavg of 3 /might/ be ok.
> 
> Here's a quote from this page:
> http://en.wikipedia.org/wiki/Load_%28computing%29#Unix-style_load_calculation
> 
> "For systems with multiple CPUs, the number needs to be divided by the
> number of processors in order to get a percentage."
> 
> - Erik
> 
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