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Re: per-cpu statistics (Re: CVS commit: src)

On Fri, 11 Apr 2008 15:36:32 +1000
Simon Burge <> wrote:

> Jason Thorpe wrote:
> > I'm ambivalent about the access method for user space.  I think  
> > keeping the evcnt API is important in the kernel, however, because
> > it allows all the work to make them per-CPU to be centralized in
> > one place.
> I'm happy with keeping the API too.  Is the longer term plan to make
> _all_ evcnts (kstats/counters/whatever) per-CPU?  At collate at user
> access time?
I would be unhappy with that, because it makes shell scripts much
messier.  (I went through that recently writing a hotkey script to
display battery levels.)

                --Steve Bellovin,

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