Messages in this thread | | | From | Al Boldi <> | Subject | Re: Pluggable Schedulers (was: [ANNOUNCE] RSDL completely fair starvation free interactive cpu scheduler) | Date | Fri, 9 Mar 2007 23:43:46 +0300 |
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William Lee Irwin III wrote: > William Lee Irwin III wrote: > >> I consider policy issues to be hopeless political quagmires and > >> therefore stick to mechanism. So even though I may have started the > >> code in question, I have little or nothing to say about that sort of > >> use for it. > >> There's my longwinded excuse for having originated that tidbit of code. > > On Fri, Mar 09, 2007 at 04:25:55PM +0300, Al Boldi wrote: > > I've no idea what both of you are talking about. > > The short translation of my message for you is "Linus, please don't > LART me too hard."
Right.
> On Fri, Mar 09, 2007 at 04:25:55PM +0300, Al Boldi wrote: > > How can giving people the freedom of choice be in any way > > counter-productive? > > This sort of concern is too subjective for me to have an opinion on it.
How diplomatic.
> My preferred sphere of operation is the Manichean domain of faster vs. > slower, functionality vs. non-functionality, and the like. For me, such > design concerns are like the need for a kernel to format pagetables so > the x86 MMU decodes what was intended, or for a compiler to emit valid > assembly instructions, or for a programmer to write C the compiler > won't reject with parse errors.
Sure, but I think, even from a technical point of view, competition is a good thing to have. Pluggable schedulers give us this kind of competition, that forces each scheduler to refine or become obsolete. Think evolution.
> If Linus, akpm, et al object to the > design, then invalid output was produced. Please refer to Linus, akpm, > et al for these sorts of design concerns.
Point taken.
Linus Torvalds wrote: > And hey, you can try to prove me wrong. Code talks. So far, nobody has > really ever come close. > > So go and code it up, and show the end result. So far, nobody who actually > *does* CPU schedulers have really wanted to do it, because they all want > to muck around with their own private versions of the data structures.
What about PlugSched?
Thanks!
-- Al
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