From owner-freebsd-current@FreeBSD.ORG Mon Oct 15 20:03:14 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A62EB16A417; Mon, 15 Oct 2007 20:03:14 +0000 (UTC) (envelope-from kensmith@cse.Buffalo.EDU) Received: from phoebe.cse.buffalo.edu (phoebe.cse.buffalo.edu [128.205.32.89]) by mx1.freebsd.org (Postfix) with ESMTP id 0EC5513C457; Mon, 15 Oct 2007 20:03:13 +0000 (UTC) (envelope-from kensmith@cse.Buffalo.EDU) Received: from [128.205.32.4] (opus.cse.buffalo.edu [128.205.32.4]) (authenticated bits=0) by phoebe.cse.buffalo.edu (8.14.1/8.13.7) with ESMTP id l9FK36ga007928 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO); Mon, 15 Oct 2007 16:03:06 -0400 (EDT) (envelope-from kensmith@cse.buffalo.edu) From: Ken Smith To: Roman Divacky In-Reply-To: <20071015195753.GA98066@freebsd.org> References: <1192464248.95331.22.camel@opus.cse.buffalo.edu> <20071015195753.GA98066@freebsd.org> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-XLrPjrHllw/Xtsicbjqf" Organization: U. Buffalo CSE Department Date: Mon, 15 Oct 2007 16:03:06 -0400 Message-Id: <1192478586.95331.63.camel@opus.cse.buffalo.edu> Mime-Version: 1.0 X-Mailer: Evolution 2.10.2 FreeBSD GNOME Team Port X-DCC-Buffalo.EDU-Metrics: phoebe.cse.buffalo.edu 1336; Body=0 Fuz1=0 Fuz2=0 X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=failed version=3.2.3 X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on phoebe.cse.buffalo.edu Cc: freebsd-current@freebsd.org Subject: Re: HEADS-UP: ULE scheduler coming to 8.0-CURRENT soon... X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Oct 2007 20:03:14 -0000 --=-XLrPjrHllw/Xtsicbjqf Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2007-10-15 at 21:57 +0200, Roman Divacky wrote: > On Mon, Oct 15, 2007 at 12:04:08PM -0400, Ken Smith wrote: > >=20 > > I think it's fairly common knowledge by now but... The ULE scheduler i= s > > "back" and has been doing VERY nicely. We actually had an internal > > discussion about making it the default for 7.0. In the end it was > > decided that ULE "just barely missed the bus". Its performance makes > > giving it a try once 7.0 comes out definitely worthwhile but it was jus= t > > barely "too new" for us to be truly comfortable with changing it to be > > the default. We'd like it to have the exposure of one release cycle > > (7.0-REL) before it becomes the default. For now we're planning to mak= e > > it the default for 7.1-REL. >=20 > will there be an official attitude (faq entry etc.) on that "although > we think that ULE is ready and recomended for XYZ we stick with 4BSD > for 7.0R because ABC". I think such a thing could help marketing 7.0R > when it comes out as people who might benchmark it (with GENERIC kernel) > will know that switching to ULE is the way to go but we want to be 100% > sure before making it default. >=20 > I think it would be beneficial. >=20 > roman I was planning to make something along those lines part of the release announcement and am encouraging its adoption elsewhere. :-) --=20 Ken Smith - From there to here, from here to | kensmith@cse.buffalo.edu there, funny things are everywhere. | - Theodore Geisel | --=-XLrPjrHllw/Xtsicbjqf Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQBHE8d6/G14VSmup/YRAnRcAJ9LVBTo50xFXCUm5GMohDixynJ1yACggH5T EJMdLB1+FE8cCirHFHjV9jI= =B3O5 -----END PGP SIGNATURE----- --=-XLrPjrHllw/Xtsicbjqf--