On Tue, 8 Feb 2005 08:39:15 -0800
Kris Kennaway <[EMAIL PROTECTED]> wrote:

> On Tue, Feb 08, 2005 at 03:58:22PM +0200, Ion-Mihai Tetcu wrote:
> > On Tue, 8 Feb 2005 14:45:17 +0200 (EET)
> > "Viktor Ivanov" <[EMAIL PROTECTED]> wrote:
> > 
> > > On Tue, ???????? 8, 2005 14:33, Michael Nottebrock ????:
> > > > On Tuesday, 8. February 2005 13:07, Mipam wrote:
> > > >> I saw several changes to sched_ule.c in the 5 stable branch.
> > > >> Beneath is one of them:
> > > >>
> > > >> http://lists.freebsd.org/pipermail/cvs-src/2005-February/039863.html
> > > >>
> > > >> Is the ULE scheduler still far from stable in RELENG_5 or not?
> > > >
> > > > You can now compile a kernel with options SCHED_ULE again. How well it
> > > > works
> > > > is for yourself to determine :-) (I've been using it on my UP machine 
> > > > here
> > > > since yesterday only).
> > > 
> > > Hi there
> > > 
> > > I've been using only SCHED_ULE on my UP WS, even when there was #error
> > > def. It never broke, not even once :) Though I think there's trouble
> > > with SMP and/or HTT. I tried it once on a P4 and it paniced.
> > > 
> > > On the other hand, using SCHED_ULE improves sound quality and general
> > > system 'response' concerning GUI... don't know 'bout performance.
> > 
> > By any chance does it help with copying from ata disks on different
> > controllers ? For me on large files this brings up "swap_pager:
> > indefinite wait buffer" with 4BSD.
> 
> That doesn't sound like a scheduler problem, rather a hardware or ata
> driver problem. 

I know it's not likely to be schedule issue, but it doesn't hurt to ask
:-) And please don't tell me it's hardware, I've changed a few
motherboards (all VIA 8235/8237) and different manufacturer / types /
firmware revisions HDDs since 5.0 because after an update or another
some specific combination ceased to work.

It seems some kind of regression introduced sometime after 5.3 release.

>  Did you try sos' new driver yet?

Nope, I didn't have the time. Given my luck with ata it is rather
prudent to back-up ~200GB before trying.


-- 
IOnut
Unregistered ;) FreeBSD "user"


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