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Re: a Scheduler question...
- To: Ira Abramov <lists-linux-il(at-nospam)ira.abramov.org>
- Subject: Re: a Scheduler question...
- From: mulix <mulix(at-nospam)actcom.co.il>
- Date: Thu, 27 Dec 2001 12:45:38 +0200 (IST)
- Cc: IGLU Mailing list <linux-il(at-nospam)iglu.org.il>
- Delivered-To: iglu.org.il-linux-il@iglu.org.il
- In-Reply-To: <Pine.LNX.4.33.0112271121580.14547-100000@max.fiasco.org.il>
- Sender: linux-il-bounce(at-nospam)cs.huji.ac.il
On Thu, 27 Dec 2001, Ira Abramov wrote:
> A friend just asked me a curious question... if I knew if "nice" on
> linux has a decayed effect like on other unix systems or is it's effect
> long lasting?
>
> well, first I didn't know "nice" decays on other unices... anyone heard
> of it? whay would anyone WANT it to decay automatically?!
i can think of several reasons, but they all come down to "make the
admin's job easier". however, i find this rather brain-dead, since it
stands in direct contradiction with my One True Law of Computers - they
should do *only* and *exactly* what you tell them to.
> as for the linux scheduler issue - I imagine nice has a totally
> different meaning depending on the context of which scheduler you use (I
> imagine RTLinux has a different one than the regular mainstream kernel,
> and so on).
>
> so... any kernel hackers out there that know the answer?
http://www.iglu.org.il/cgi-bin/lxr/http/source/kernel/sched.c
http://www.iglu.org.il/cgi-bin/lxr/http/ident?i=nice
the nice value isn't decayed on linux, as far as i know.
--
mulix
http://vipe.technion.ac.il/~mulix/
http://syscalltrack.sf.net/
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