From owner-freebsd-questions@FreeBSD.ORG Tue May 27 23:26:56 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B917237B401 for ; Tue, 27 May 2003 23:26:56 -0700 (PDT) Received: from mail.munk.nu (213-152-51-194.dsl.eclipse.net.uk [213.152.51.194]) by mx1.FreeBSD.org (Postfix) with ESMTP id B999143F75 for ; Tue, 27 May 2003 23:26:53 -0700 (PDT) (envelope-from munk@mail.munk.nu) Received: from munk by mail.munk.nu with local (Exim 4.20) id 19KuOi-000Mhj-H7 for freebsd-questions@FreeBSD.ORG; Wed, 28 May 2003 07:26:52 +0100 Date: Wed, 28 May 2003 07:26:52 +0100 From: Jez Hancock To: freebsd-questions@FreeBSD.ORG Message-ID: <20030528062652.GA86574@users.munk.nu> Mail-Followup-To: freebsd-questions@FreeBSD.ORG References: <000801c324c8$851e4b00$048c250a@tek> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000801c324c8$851e4b00$048c250a@tek> User-Agent: Mutt/1.4.1i Sender: User Munk Subject: Re: FreeBSD Process questions X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 May 2003 06:26:57 -0000 On Wed, May 28, 2003 at 12:23:33AM -0300, Alan Tek wrote: > Hi i'm a Computer Science student at Dalhousie University in Halifax, Nova Scotia, Canada, and i am doing a paper on FreeBSD, and i was wondering if someone could help answer a couple questions on processes for me? > > o What states do processes move through? > > o How does the OS execute? (within the context of user processes.. as a separate process?) > > o How are new processes created? Who can create them? > > o What are the most important scheduling criteria for this OS? > > o How does the short-term scheduler select the next process to place in the CPU? What's the selection function? What's the decision mode? > > o Is there a single ready queue or multiple ready queues? Read through the articles directory in /usr/share/doc/, there are a few papers there which might help.