Re: pageable page tables

[Pavel Machek <pavel@Elf.mj.gts.cz>]

Hi!

> > No, it would not fail, as no single process eats 5 minutes. And even
> > with SCHED_BG you would load rest of the system: you would load disk
> > subsystem. Often, disk subsystem is more important than CPU.
> 
> This is exactly the place where SCHED_BG works. By
> suspending all but one of the jobs, a heavy multi-user
> machine only has to worry about the interactive jobs,
> and the disk I/O of _one_ SCHED_BG job...

Disk I/O of one job is just enough to make machine pretty annoying for
interactive use. Try make dep on background. (And: I assume that
usualy there will be <=1 SCHED_BG job.)

								Pavel

-- 
I'm really pavel@atrey.karlin.mff.cuni.cz. 	   Pavel
Look at http://atrey.karlin.mff.cuni.cz/~pavel/ ;-).