From owner-freebsd-hackers@FreeBSD.ORG Tue Feb 24 19:15:42 2009 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BDE9B1065670 for ; Tue, 24 Feb 2009 19:15:42 +0000 (UTC) (envelope-from brooks@lor.one-eyed-alien.net) Received: from lor.one-eyed-alien.net (lor.one-eyed-alien.net [69.66.77.232]) by mx1.freebsd.org (Postfix) with ESMTP id 5304C8FC1B for ; Tue, 24 Feb 2009 19:15:42 +0000 (UTC) (envelope-from brooks@lor.one-eyed-alien.net) Received: from lor.one-eyed-alien.net (localhost [127.0.0.1]) by lor.one-eyed-alien.net (8.14.3/8.14.3) with ESMTP id n1OJEQIr003085; Tue, 24 Feb 2009 13:14:26 -0600 (CST) (envelope-from brooks@lor.one-eyed-alien.net) Received: (from brooks@localhost) by lor.one-eyed-alien.net (8.14.3/8.14.3/Submit) id n1OJEQBt003084; Tue, 24 Feb 2009 13:14:26 -0600 (CST) (envelope-from brooks) Date: Tue, 24 Feb 2009 13:14:26 -0600 From: Brooks Davis To: Siddharth Prakash Singh Message-ID: <20090224191426.GA2947@lor.one-eyed-alien.net> References: <1aa142960902241100u671d5f90u769ad98e08fabb43@mail.gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="pf9I7BMVVzbSWLtt" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (lor.one-eyed-alien.net [127.0.0.1]); Tue, 24 Feb 2009 13:14:26 -0600 (CST) Cc: freebsd-hackers@freebsd.org, jeff@freebsd.org, Ray Mihm Subject: Re: Google SoC 2009 Idea X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Feb 2009 19:15:43 -0000 --pf9I7BMVVzbSWLtt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 25, 2009 at 12:37:40AM +0530, Siddharth Prakash Singh wrote: > On Wed, Feb 25, 2009 at 12:30 AM, Ray Mihm wrote: > >> Title: Multicore Aware Process Scheduler. > >> I have not gone through the process scheduler code of Free BSD. > >> Hence, I am not yet aware about the current support for Multicore > >> Architectures. > > > > Talk to jeff@freebsd.org, the author of ULE. >=20 > What are your opinions on this project? What is the scope of this project? > > > >> Linux Kernel 2.6.* currently supports SMP, SMT, NUMA architectures. >=20 > Does the current scheduler has support for "CPU affinity/binding", > mechanism for distinguishing varying capability of CPUs. I highly recommend you read Jeff's paper on an early version of ULE and look at the code. See also, cpuset(1). Successful summer of code applicants will have demonstrated the ability to follow leads on their own. -- Brooks > > > > These may be there already in ULE, although I'm not sure about NUMA. > > > > Ray > > >=20 > Waiting for your response, >=20 > Siddharth >=20 > --=20 > Siddharth Prakash Singh > http://www.spsneo.com > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" >=20 --pf9I7BMVVzbSWLtt Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iD8DBQFJpEcSXY6L6fI4GtQRAu2OAKDdiQc90O0mY68/hwSvnNXgXhdKrQCfcU9e IiSu5gGIm+kD8PShAmUotFc= =xaj1 -----END PGP SIGNATURE----- --pf9I7BMVVzbSWLtt--