Date: Sun, 26 Nov 2006 11:06:08 -0800 From: perikillo <perikillo@gmail.com> To: "FreeBSD Mailing List" <freebsd-questions@freebsd.org> Subject: Re: FreeBSD 6.2: ULE vs 4BSD Message-ID: <51d7a5160611261106r10969d80g7b97d3925e822623@mail.gmail.com> In-Reply-To: <cb5206420611260923p3dec437dn8540c06016f6e9db@mail.gmail.com> References: <499c70c0611260212sa53a2bcq6345f063b7bfdddf@mail.gmail.com> <cb5206420611260418h70415e4buc807f001e9b0c9da@mail.gmail.com> <499c70c0611260832m448702e8yaf660e73c08da0de@mail.gmail.com> <cb5206420611260923p3dec437dn8540c06016f6e9db@mail.gmail.com>
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On 11/26/06, Andrew Pantyukhin <infofarmer@freebsd.org> wrote:
>
> On 11/26/06, John Smith <almarrie@gmail.com> wrote:
> > On 11/26/06, Andrew Pantyukhin <infofarmer@freebsd.org> wrote:
> > > On 11/26/06, John Smith <almarrie@gmail.com> wrote:
> > > > Hello,
> > > >
> > > > What shall I use as a scheduler on it? 4BSD or ULE?
> > >
> > > The general consensus is you should not touch ULE unless
> > > you're a developer willing to fix some outstanding issues and
> > > maybe take active maintainership of it.
> > >
> > > You can try it just for the fun of it, but your problem reports
> > > will be met by a grinning "we told you so".
> > >
> >
> > Thank you Andrew,
> >
> > I'm asking because I downloaded PC-BSD 1.3 Beta which is based on
> > FreeBSD 6.1 and the default in kernel is ULE, so I wanted to make
> > sure.
>
> That's strange. I've used ULE for months on many boxes, but
> much as I like it, I have to admit there are serious problems
> with it. There are different reports, but it's clear you can't use
> it in production environments. It might be okay to run it on your
> {desk,lap}top system, though, but PC-BSD developers have
> yet to comment on their reasoning.
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I recommende not to use the ULE for production, months ago, my backup
server start crashing, until someone told me to disable ULE_ and enable the
old 4BSD scheduler, check
this posts:
http://lists.freebsd.org/pipermail/freebsd-questions/2006-October/132966.html
My system back to normal after i disable ULE.
Greetings.
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