On Sun, May 9, 2010 at 11:38 AM, Mag Gam <magawake@xxxxxxxxx> wrote:
>
> On Sat, May 8, 2010 at 7:38 PM, JohnS <jses27@xxxxxxxxx> wrote:
>>
>> On Sat, 2010-05-08 at 16:17 -0400, Ross Walker wrote:
>>> On May 8, 2010, at 8:35 AM, Mag Gam <magawake@xxxxxxxxx> wrote:
>>>
>>> > At our Physics research labs we do a lot with low latency networks. We
>>> > have been using Centos for over 3 years now and its been great! We
>>> > would like to tune and optimize our setup by removing unneeded
>>> > packages -- kernel modules to be specific. I was wondering, how does
>>> > one measure the speed of the kernel. Is that even possible?
>>>
>>> Use oprofile.
>>>
>>> -Ross
>> ---
>> Ross, never mind I just yummed it onto a machine there faq is inheritly
>> wrong.
>>
>> John
>>
> This is an interesting topic.
>
> So, how does one compare the kernel "speed" from RT and Stock kernel?
>
> Is there a benchmark I can use? For example (I know this is wrong):
> can I look at /proc/cpuinfo and look at the bogmips and compare and
> contrast?
I think there are numerous ways, but of the top of my head, oprofile
the application on the stock kernel, then oprofile the application on
the RT kernel and compare the results.
-Ross
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