Re: Re: limit cpu

[Mark Hahn]

> > > i want to know if linux can limit the max cpu usage (not cpu time) per
> > > user,
> >
> > no.  doing so would inherently slow down the scheduler.
> 
> but *BSD has this feature, what's the problem in linux?

I said that, thinking that it would require another test along
the scheduler's fast path.  but if we only test when a process
has exhausted its quantum (or perhaps at counter-recalc),
the overhead would be minor.