From owner-freebsd-current@FreeBSD.ORG  Fri Oct 26 09:43:45 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7ECA316A468
	for <freebsd-current@freebsd.org>; Fri, 26 Oct 2007 09:43:45 +0000 (UTC)
	(envelope-from rihad@mail.ru)
Received: from mx4.mail.ru (fallback.mail.ru [194.67.57.14])
	by mx1.freebsd.org (Postfix) with ESMTP id 36D2813C4B7
	for <freebsd-current@freebsd.org>; Fri, 26 Oct 2007 09:43:45 +0000 (UTC)
	(envelope-from rihad@mail.ru)
Received: from mx3.mail.ru (mx3.mail.ru [194.67.23.149])
	by mx4.mail.ru (mPOP.Fallback_MX) with ESMTP id 8364B196C35
	for <freebsd-current@freebsd.org>; Fri, 26 Oct 2007 13:32:33 +0400 (MSD)
Received: from [217.25.23.1] (port=54672 helo=[217.25.23.1])
	by mx3.mail.ru with esmtp id 1IlLYN-000C8x-00
	for freebsd-current@freebsd.org; Fri, 26 Oct 2007 13:32:31 +0400
Message-ID: <4721B418.40007@mail.ru>
Date: Fri, 26 Oct 2007 14:32:08 +0500
From: rihad <rihad@mail.ru>
User-Agent: Icedove 1.5.0.14pre (X11/20071018)
MIME-Version: 1.0
To: freebsd-current@freebsd.org
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Subject: make -DNOCLEAN buildworld taking a long time
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: rihad@mail.ru
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 26 Oct 2007 09:43:45 -0000

I'm frequently doing cd /usr/src/ && make update, and then the whole 
buildworld/kernel/mergemaster dance.  Why is make -DNOCLEAN buildworld 
kernel taking a long time rebuilding most parts? Shouldn't it only build 
whatever has changed?

Thanks.