[CentOS] Desperately need help with multi-core NIC performance

Agile Aspect agile.aspect at gmail.com
Thu Feb 25 03:51:55 UTC 2010


On Wed, Feb 24, 2010 at 5:55 PM, Todd Denniston
<Todd.Denniston at tsb.cranrdte.navy.mil> wrote:
> Pete Kay wrote, On 02/24/2010 06:08 PM:
>> Hi
>>
>> So is that the limit?  I have heard people being able to run like 10K
>> call channels before max out CPU cap.
>>
>
> were those people running g.711 or something using less bandwidth?
>
> And why are you thinking CPU cap?
> What is the load average (from top or uptime)?
> In top** (after pressing 1) are you seeing processors that are not idling or are in large wait states?
> [purpose of these questions is to either get information for us to understand that you have a CPU
> problem, or point it out to you that you don't]
>
>
> ** there are better applications than top for seeing where the processors are spending their time,
> but my brain is mush for remembering them right now.

The follow might help

    mpstat -P ALL 2 5

Might need to install it

   yum install sysstat

See

    http://perso.wanadoo.fr/sebastien.godard/

-- 
      Enjoy global warming while it lasts.


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