From owner-freebsd-current@FreeBSD.ORG Tue Dec 16 22:35:52 2008 Return-Path: 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 3781B1065688 for ; Tue, 16 Dec 2008 22:35:52 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from koef.zs64.net (koef.zs64.net [212.12.50.230]) by mx1.freebsd.org (Postfix) with ESMTP id C481D8FC1F for ; Tue, 16 Dec 2008 22:35:51 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from localhost by koef.zs64.net (8.14.3/8.14.3) with ESMTP id mBGMZnao054006 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO) for ; Tue, 16 Dec 2008 23:35:50 +0100 (CET) (envelope-from stb@lassitu.de) (authenticated as stb) Message-Id: From: Stefan Bethke To: FreeBSD Current In-Reply-To: <5C97E586-4296-4835-A103-FD273B2D7A4F@lassitu.de> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v929.2) Date: Tue, 16 Dec 2008 23:35:49 +0100 References: <20081117205526.GC1733@garage.freebsd.pl> <20081202203308.GA13818@hyperion.scode.org> <200812021254.21242.fjwcash@gmail.com> <20081202232924.GA19134@hyperion.scode.org> <31C70CBC-488A-4A9A-A642-37855E8F1DD1@lassitu.de> <5C97E586-4296-4835-A103-FD273B2D7A4F@lassitu.de> X-Mailer: Apple Mail (2.929.2) Subject: Re: ZFS gets stuck X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Dec 2008 22:35:52 -0000 Am 07.12.2008 um 11:21 schrieb Stefan Bethke: > For the past week, I've been stress testing two new boxes by running > make -j4 universe. /usr/src is on ufs, /usr/obj on zfs, backed by a > single disk pool. Every so often (about once every one or two days), > processes start getting wedged on accessing the zfs file systems. > So far, I've had this in loader.conf: > vfs.zfs.arc_max="512M" > vfs.zfs.prefetch_disable="1" > > I'm now adding > vfs.zfs.zil_disable="1" > > to see if that makes a difference. I've disabled zil on one of the two identical machines, and the one with zil still enabled keeps locking up, while the one with zil disabled keeps on running. Stefan -- Stefan Bethke Fon +49 170 346 0140