top(1) + vmstat(8): CPU percentages broken
Attilio Rao
attilio at freebsd.org
Mon Jan 25 14:48:06 UTC 2010
2010/1/25 Oliver Fromme <olli at lurza.secnetix.de>:
> Attilio Rao <> wrote:
> > 2010/1/21 Oliver Fromme <olli at lurza.secnetix.de>:
> > > Hello,
> > >
> > > On a 9-current system (sources as of Monday 2010-01-18),
> > > top(1) displays 0% for _all_ values in the "CPU" line
> > > (user, nice, sys, int, idle). Also, in vmstat(1) the
> > > cpu columns us/sy/id are always zero.
> > >
> > > Is there a know problem with CPU time accounting in
> > > 9-current?
> >
> > May you revert r202387, 202441 and 202534 and see if it does make a difference?
>
> Yes, reverting those fixes the problem. The CPU statistics
> are back to normal.
With the latest current, may you please provide a verbose dmesg?
May you also provide a %sysctl kern.timecounter
?
Thanks,
Attilio
--
Peace can only be achieved by understanding - A. Einstein
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