From owner-freebsd-smp Wed Feb 14 21:44:19 2001 Delivered-To: freebsd-smp@freebsd.org Received: from obsecurity.dyndns.org (adsl-63-207-60-67.dsl.lsan03.pacbell.net [63.207.60.67]) by hub.freebsd.org (Postfix) with ESMTP id F3F9C37B401 for ; Wed, 14 Feb 2001 21:44:16 -0800 (PST) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 9BB1866B26; Wed, 14 Feb 2001 21:44:16 -0800 (PST) Date: Wed, 14 Feb 2001 21:44:16 -0800 From: Kris Kennaway To: Seth Leigh Cc: freebsd-smp@FreeBSD.org Subject: Re: possible problem with SMP? Message-ID: <20010214214416.A80965@mollari.cthul.hu> References: <5.0.2.1.0.20010214222040.00aac5c0@hobbiton.shire.net> <20010214191110.D78224@mollari.cthul.hu> <5.0.2.1.0.20010214222040.00aac5c0@hobbiton.shire.net> <20010214195418.A79489@mollari.cthul.hu> <5.0.2.1.0.20010214234050.026959f8@hobbiton.shire.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="LQksG6bCIzRHxTLp" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <5.0.2.1.0.20010214234050.026959f8@hobbiton.shire.net>; from seth@pengar.com on Thu, Feb 15, 2001 at 12:01:30AM -0500 Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org --LQksG6bCIzRHxTLp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 15, 2001 at 12:01:30AM -0500, Seth Leigh wrote: > Anyhow, perhaps I just haven't seen the light. I should probably go back= =20 > and re-read the paper on the web site, since I just don't really see how= =20 > this is "The Right Way" over how Solaris does this, for example. Read the references too - they specifically compare the 1-1 to scheduler activation models. This has been well researched (both in the CS literature and by by FreeBSD in coming up with a design), and people who have done previous implementations found good performance benefits over the 1-1 model. Kris --LQksG6bCIzRHxTLp Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.4 (FreeBSD) Comment: For info see http://www.gnupg.org iD8DBQE6i2ywWry0BWjoQKURAtZUAJ9cfjJiOdInm1TKkVF4DaRUP/sCTQCfSXl7 qPpThUhQs+QYZCmkOrYj/ow= =aqZe -----END PGP SIGNATURE----- --LQksG6bCIzRHxTLp-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message