Re: [PATCH RFC 1/2] kvm: Handle undercommitted guest case in PLEhandler

[Raghavendra K T]

On 09/24/2012 05:03 PM, Peter Zijlstra wrote:
> On Fri, 2012-09-21 at 17:30 +0530, Raghavendra K T wrote:
> > +unsigned long rq_nr_running(void)
> > +{
> > +       return this_rq()->nr_running;
> > +}
> > +EXPORT_SYMBOL(rq_nr_running);
>
> Uhm,.. no, that's a horrible thing to export.

True.. I had the same fear :).  Other options I thought were something
like  nr_running()/num_online_cpus, this_cpu_load(), etc..

Could you please let me know, if we can rely some good metric to say,
system is not overcommitted/overcommitted?


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