Re: [REPORT] cfs-v4 vs sd-0.44

[Mark Lord]

Ingo Molnar wrote:
> * Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx> wrote:
>
> > > i've attached it below in a standalone form, feel free to put it 
> > > into SD! :)
> > Assume X went crazy (lacking any statistics, I make the unproven 
> > statement that this happens more often than kthreads going berserk), 
> > then having it niced with minus something is not too nice.
>
> i've not experienced a 'runaway X' personally, at most it would crash or 
> lock up ;) The value is boot-time and sysctl configurable as well back 
> to 0.

Mmmm.. I've had to kill off the odd X that was locking in 100% CPU usage.
In the past, this has happened maybe 1-3 times a year or so on my notebook.

Now mind you, that usage could have been due to some client process,
but X is where the 100% showed up, so X is what I nuked.

Cheers
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