TTY task group scheduling

Dan Nelson dnelson at allantgroup.com
Fri Nov 19 23:04:10 UTC 2010


In the last episode (Nov 19), Alexander Leidinger said:
> Quoting Alexander Best <arundel at freebsd.org> (from Fri, 19 Nov 2010 00:17:10 +0000):
> > 17:51 @  Genesys : Luigi Rizzo had a plugabble scheduler back in 4.* or thereabouts
> > 17:51 @  Genesys : you could kldload new ones and switch to them on the fly
> > 17:52 @  arundel : wow. that sounds cool. too bad it didn't make it  
> > into src tree. by now it's probably outdated and needs to be reworked quite a bit.
> > ****
> >
> > does anybody know something about this?
> 
> I'm aware of the I/O scheduling code (which is now available at least  
> in -current), but I do not remember CPU scheduling code from Luigi.  
> Are you sure Genesys didn't mix up something by accident?

I am rarely mixed up :)  A quick search didn't bring up a direct reference,
but here's a mention of it from Luigi:

http://lists.freebsd.org/pipermail/freebsd-hackers/2004-November/008891.html

-- 
	Dan Nelson
	dnelson at allantgroup.com


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