Re: therm_adt746x and load average

[Albert Cahalan <albert@users.sf.net>]

On Fri, 2004-05-21 at 07:39, Colin LEROY wrote:
> >>iboox:~# uptime
> >> 11:27:37 up 32 min,  1 user,  load average: 1.96, 1.23, 0.77
> >>
> >>If I discharge this module,
> >>
> >>iboox:~# rmmod therm_adt746x
> >>iboox:~# uptime
> >> 11:37:15 up 42 min,  1 user,  load average: 0.11, 0.56, 0.65
> >
> >somebody knows what happens?
> >This is just an artefact due to the way kernel counts daemonized
> >module cpu usage in the load average. Actually your cpu is not >working
> that much.
> >Can you confirm Colin ?
> 
> Yes, that's due to the TASK_UNINTERRUPTIBLE flag. It adds 1 to the load
> average, however it uses very little CPU. Other macintosh's fan drivers
> show the same behaviour.

You're getting a hint that TASK_UNINTERRUPTABLE is not
playing nice. Don't ignore the hint. People get pissed
off when "kill -9 12345" doesn't work.