From owner-freebsd-stable@FreeBSD.ORG Mon Apr 6 04:54:32 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C6AA31065673 for ; Mon, 6 Apr 2009 04:54:32 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.delphij.net (delphij-pt.tunnel.tserv2.fmt.ipv6.he.net [IPv6:2001:470:1f03:2c9::2]) by mx1.freebsd.org (Postfix) with ESMTP id 6A19C8FC08 for ; Mon, 6 Apr 2009 04:54:31 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.geekcn.org (tarsier.geekcn.org [211.166.10.233]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by tarsier.delphij.net (Postfix) with ESMTPS id 3A8CA28448 for ; Mon, 6 Apr 2009 12:54:30 +0800 (CST) Received: from localhost (tarsier.geekcn.org [211.166.10.233]) by tarsier.geekcn.org (Postfix) with ESMTP id 858A0EBAD8E; Mon, 6 Apr 2009 12:54:29 +0800 (CST) X-Virus-Scanned: amavisd-new at geekcn.org Received: from tarsier.geekcn.org ([211.166.10.233]) by localhost (mail.geekcn.org [211.166.10.233]) (amavisd-new, port 10024) with ESMTP id FMSKiHTxu1Vn; Mon, 6 Apr 2009 12:54:24 +0800 (CST) Received: from charlie.delphij.net (c-69-181-141-49.hsd1.ca.comcast.net [69.181.141.49]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by tarsier.geekcn.org (Postfix) with ESMTPSA id 54F6DEB983C; Mon, 6 Apr 2009 12:54:22 +0800 (CST) DomainKey-Signature: a=rsa-sha1; s=default; d=delphij.net; c=nofws; q=dns; h=message-id:date:from:reply-to:organization:user-agent: mime-version:to:subject:references:in-reply-to:x-enigmail-version:openpgp: content-type:content-transfer-encoding; b=bbsb84OcJ7NOp0QuLYS7lFopXd+rMMCjQpv8ZM32z7ErE0pVx1Uf9PcZMPZDraUy5 /1EnO+foQ/iZopZhlMFmQ== Message-ID: <49D98AFB.2050308@delphij.net> Date: Sun, 05 Apr 2009 21:54:19 -0700 From: Xin LI Organization: The FreeBSD Project User-Agent: Thunderbird 2.0.0.21 (X11/20090324) MIME-Version: 1.0 To: Victor Sudakov , freebsd-stable@freebsd.org References: <20090402044358.GA34249@admin.sibptus.tomsk.ru> <20090406020446.GD78037@admin.sibptus.tomsk.ru> <49D96475.2070309@delphij.net> <20090406043945.GA84052@admin.sibptus.tomsk.ru> In-Reply-To: <20090406043945.GA84052@admin.sibptus.tomsk.ru> X-Enigmail-Version: 0.95.7 OpenPGP: id=18EDEBA0; url=http://www.delphij.net/delphij.asc Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Subject: Re: Failure to make world for RELENG_6_4 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: d@delphij.net List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Apr 2009 04:54:33 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Victor Sudakov wrote: > Xin LI wrote: >>>> misc/133264 >>> This one however is not so simple. I have tried building world under >>> VMWare ESXi 3.5.0 Update 3 (FreeBSD as a guest OS) and the building >>> process crashed occasionally if more than 1 CPU is allocated to the >>> virtual machine. The failures are due to various processes like sh, >>> sed or cc1 dupming core on signal 11 during the build. >>> >>> The problem seems to be SMP related because enabling only 1 virtual >>> CPU removes the problem. Of course it is also VMWare related. >> - From what you have described, it's likely that there is some memory >> issue. The FreeBSD Virtual Memory system tends to use all physical >> memory and this could be a problem for faulty memory chips (i.e. it's >> more easy for FreeBSD to trigger problems). > > How is this connected with the number of virtual CPUs? > When I give only 1 CPU to the virtual machine, the problem is gone. > >> If you have access to the host system and possible, would you please try >> to install FreeBSD directly and see if the problem still occurs? > > Sorry, I cannot do that. This host is already running several Windows > servers and has been thoroughly tested before production use. > > I have however run Memtest-86 v3.2 in the virtual machine for > 2 hours and it has found no errors. No, memtest is known to be weaker than a 'make world'. According to kan@, it looks like a bug in FreeBSD 6.x :( unfortunately. The good news is that the problem has been fixed in 7.x series. Cheers, - -- Xin LI http://www.delphij.net/ FreeBSD - The Power to Serve! -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (FreeBSD) iEYEARECAAYFAknZivsACgkQi+vbBBjt66Ag+QCeKj/hsbvPLuiKa65iLsxWj5lt 0JEAnjWtwrGKX11P8h9W2ATmO13dwFT7 =ZVZj -----END PGP SIGNATURE-----