more CPU being used than I have (?)

Chad Perrin perrin at
Tue Jan 25 18:45:47 UTC 2011

On Tue, Jan 25, 2011 at 06:20:02AM -0700, Dmitri Brengauz wrote:
> On Mon, Jan 24, 2011 at 8:07 PM, Chad Perrin <perrin at> wrote:
> >
> > Do you have a reference to a relatively simple explanation of how that
> > weighting works (and why)?
> man 1 ps:
> %cpu      The CPU utilization of the process; this is a decaying average
>  over up to a minute of previous (real) time. Since the time
> base over which this is computed varies (since processes may be
> very young) it is possible for the sum of all %cpu fields to
> exceed 100%.

Unfortunately, that doesn't explain why.

Chad Perrin [ original content licensed OWL: ]
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