From owner-freebsd-arch Sun Dec 15 1: 5:40 2002 Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4009A37B401 for ; Sun, 15 Dec 2002 01:05:39 -0800 (PST) Received: from web14606.mail.yahoo.com (web14606.mail.yahoo.com [216.136.224.86]) by mx1.FreeBSD.org (Postfix) with SMTP id C890A43EB2 for ; Sun, 15 Dec 2002 01:05:38 -0800 (PST) (envelope-from jacknielsen2003@yahoo.com.au) Message-ID: <20021215090538.9378.qmail@web14606.mail.yahoo.com> Received: from [217.70.229.56] by web14606.mail.yahoo.com via HTTP; Sun, 15 Dec 2002 20:05:38 EST Date: Sun, 15 Dec 2002 20:05:38 +1100 (EST) From: =?iso-8859-1?q?Jack=20Nielsen?= Subject: Re: Threads in FreeBSD To: arch@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Terry Lambert wrote: > If you are really interested in this, the original KSE discussions > were in usenet news groups from 1994 and again in 1996. One of > the participants was the architect of the threads in Solaris. The > 1:1 model is definitely suboptimal, since it increases kernel/user > boundary crossing frequency significantly. With Solaris 9, Sun has moved from a M:N to a 1:1 implementation. http://wwws.sun.com/software/whitepapers/solaris9/multithread.pdf http://greetings.yahoo.com.au - Yahoo! Greetings - Send your seasons greetings online this year! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message