[CentOS] measuring kernel speed

Mon May 10 12:40:19 UTC 2010
Les Mikesell <lesmikesell at gmail.com>

JohnS wrote:
> On Sun, 2010-05-09 at 21:46 -0400, Ross Walker wrote:
>> On Sat, May 8, 2010 at 7:38 PM, JohnS <jses27 at gmail.com> wrote:
>>> On Sat, 2010-05-08 at 16:17 -0400, Ross Walker wrote:
>>>> On May 8, 2010, at 8:35 AM, Mag Gam <magawake at gmail.com> 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.
>> The FAQ is only correct in respect to the project's view.
>> Redhat has a custom oprofile that works with their custom kernels, so
>> stock oprofile from the project's site IS incompatible, but that's OK
>> cause RH provides one that works with their distro.
>> -Ross
> ---
> Correct as i found out.

Would this also be suitable for testing efficiency loss from running under 
VMware or other virtualization methods?

   Les Mikesell
    lesmikesell at gmail.com