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Date:      Wed, 9 Feb 2005 12:29:50 +0200
From:      Ion-Mihai Tetcu <itetcu@people.tecnik93.com>
To:        v0rbiz@icon.bg
Cc:        freebsd-stable@freebsd.org
Subject:   Re: ULE status
Message-ID:  <20050209122950.331c9351@it.buh.tecnik93.com>
In-Reply-To: <4694.213.222.48.10.1107872002.squirrel@mailgw.icon.bg>
References:  <Pine.BSO.4.56.0502081306440.28295@ux11.ltcm.net> <200502081333.08964.michaelnottebrock@gmx.net> <4253.213.222.48.10.1107866717.squirrel@mailgw.icon.bg> <20050208155822.29df9373@it.buh.tecnik93.com> <4694.213.222.48.10.1107872002.squirrel@mailgw.icon.bg>

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On Tue, 8 Feb 2005 16:13:22 +0200 (EET)
"Viktor Ivanov" <v0rbiz@icon.bg> wrote:

> On Tue, =D4=E5=E2=F0=F3=E0=F0=E8 8, 2005 15:58, Ion-Mihai Tetcu =EA=E0=E7=
=E0:
> >> 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.
>=20
> Sorry, can't test this. I know my WS can't compare to a normal server
> and I don't have a production server running on SCHED_ULE (excuse the
> pun). As I said though, I tried once SCHED_ULE on a P4 with 1 CPU
> and HTT enabled and it paniced way too fast. That was when SCHED_ULE
> was #error-ed...

NP, I'll give ULE and sos's new ATA a try this weekend and see.

> As for rtprio, I do set it after I run mplayer, because I run it from
> normal user and rtprio is limited to root.

Michael says is resolved :)


Thanks,

--=20
IOnut
Unregistered ;) FreeBSD "user"




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