dev-util/oprofile

John Ralls jralls at ceridwen.us
Tue Jun 17 09:52:49 EDT 2014


On 12 Jun 2014, at 05:30, James <wireless at tampabay.rr.com> wrote:

> Howdy,
> 
> Is dev-util/oprofile the same tool that AMD mentions here:
> http://developer.amd.com/tools-and-sdks/open-source/open-source-tools/
> 
> Does anyone have any experience, comments or suggestions on it's
> use to profile various kernel parameters one is tweaking?
> 
> Particulary, if one is tweaking a very specialized gentoo machine,
> such as a router, firewall, db server, etc etc are these
> tools useful as one tweaks the myriad of kernel settings that 
> do affect performance?
> 
> 
> If so, what semantics (organizational approaches ) does one
> employ with oprofile and any other tools. one employs
> to best evaluate your kernel tweaks?
> 
> 
> All comments and info are much appreciated. As I build out quite
> a few machines for test and evaluation, I'm looking for a systematic
> approach to evaluating various kernel tweaks for (kernel) performance
> testing, tablulation and long term monitoring. Any related tools/ebuilds
> that I should learn about would be interesting too. (perfmon2)  for example?
> 

Wrong list, perhaps?

Regards,
John Ralls




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