From owner-freebsd-questions@FreeBSD.ORG Tue Oct 5 14:05:32 2004 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 65F2D16A4CE for ; Tue, 5 Oct 2004 14:05:32 +0000 (GMT) Received: from gwdu60.gwdg.de (gwdu60.gwdg.de [134.76.8.60]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4D3C043D2D for ; Tue, 5 Oct 2004 14:05:31 +0000 (GMT) (envelope-from kheuer2@gwdg.de) Received: from gwdu60.gwdg.de (localhost [127.0.0.1]) by gwdu60.gwdg.de (8.12.11/8.12.8) with ESMTP id i95E5TTv038063; Tue, 5 Oct 2004 16:05:29 +0200 (CEST) (envelope-from kheuer2@gwdg.de) Received: from localhost (kheuer2@localhost)i95E5Sl7038060; Tue, 5 Oct 2004 16:05:29 +0200 (CEST) X-Authentication-Warning: gwdu60.gwdg.de: kheuer2 owned process doing -bs Date: Tue, 5 Oct 2004 16:05:28 +0200 (CEST) From: Konrad Heuer To: Rafa Teixeira In-Reply-To: <1838.201.0.146.98.1096984767.squirrel@popmail1.pop.com.br> Message-ID: <20041005160220.O22535@gwdu60.gwdg.de> References: <1838.201.0.146.98.1096984767.squirrel@popmail1.pop.com.br> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: freebsd-questions@FreeBSD.org Subject: Re: FreeBSD 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: Tue, 05 Oct 2004 14:05:32 -0000 On Tue, 5 Oct 2004, Rafa Teixeira wrote: > I'm from Brasil and I would like to know what kind of scheduling FreeBSD > uses. Can you help me? > > If you didn't understand my question, please tell me!! > > I'm waiting for your answer! FreeBSD 4.x uses the 4.4BSD scheduler which is a multilevel feedback queue scheduler. FreeBSD 5.x may use a different scheduler as an alternative with better behaviour concerning multi-threaded processes, but I don't know the details. Best regards Konrad Heuer GWDG, Am Fassberg, 37077 Goettingen, Germany, kheuer2@gwdg.de