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SubjectRe: Keys get stuck
On Thu, 13 Mar 2008, David Newall wrote:

> > The problem is that under heavy load the auto-repeat problem is real;
> > I've seen it as well, and it means that I've started to try to avoid
> > "make -j4" since that's a great way to trigger it.
> I'm sure it does suck under heavy load, although I suppose you could
> increase the start time. But I wonder if that is the problem this
> time? Modern machines are so damned fast they actually take real effort
> to load. Actually, "make -j4" doesn't sound particularly heavy.
> There's huge disk i/o in a make. Plenty of scheduling opportunities.
> Obviously I only know what everybody else here knows; but with so many
> recent posts suggesting a scheduling fault has been introduced, I'm
> expecting it to be that.

The problem became much more apparent during early -rc phase of 2.6.25 for
those people that have CONFIG_GROUP_SCHED turned on. This clearly shows
that X are somehow unhappy with how kernel schedules them, but I don't
have idea how autorepeat is implemented inside X and what could be the
problem right now.

--
Jiri Kosina
SUSE Labs


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