Re: one suggestion to oprofile

[William C. <wc...@re...>]

On 11/23/2015 08:27 AM, 李菊兵 wrote:
> Hi,
> I'm using oprofile to do some performance measurement and it definitely is a great tool!
> But during using, I have one suggestion.
> We could know how many relative cpu percentage the program used. But we can't get the absolute cpu usage of the program.  Without the absolute cpu usage, I can't compare the whole system improvement between two different deliveries. 
> 
> Could you add this one in new release or kindly tell me which file I could modify by myself? Thank you!
> 
> BR//Jubing LI

Hi,

Could you describe in a bit more detail the use case you are trying to use oprofile for?

Are you looking for comparison between two sets of oprofile data like:

http://oprofile.sourceforge.net/doc/opreport.html#opreport-diff

-Will