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SubjectRe: About group scheduling for SCHED_DEADLINE
On Sun, Oct 16, 2016 at 09:34:20PM +0200, Luca Abeni wrote:
> Hi Peter,
>
> first of all, sorry for the delay in my answer

Not a problem, we're all busy. As it happens I had this thing in Berlin
which delayed me reading email in any case ;-)


> > However, I think there's a third alternative. I have memories of a
> > paper from UNC (I'd have to dig through the site to see if I can
> > still find it) where they argue that for a hierarchical (G-)FIFO you
> > should use minimal concurrency, that is run the minimal number of
> > (v)cpu servers.

> Ok, I need to find and read that paper

I had a real quick look and it could be this one, but memories are
vague...

https://cs.unc.edu/~anderson/papers/ecrts08c.pdf

In particular 3.P.

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