From owner-freebsd-current@FreeBSD.ORG Tue Oct 2 08:32:23 2007 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 D273316A41A for ; Tue, 2 Oct 2007 08:32:23 +0000 (UTC) (envelope-from stevenschlansker@berkeley.edu) Received: from smtp-out1.berkeley.edu (smtp-out1.Berkeley.EDU [128.32.61.106]) by mx1.freebsd.org (Postfix) with ESMTP id BC57F13C45D for ; Tue, 2 Oct 2007 08:32:23 +0000 (UTC) (envelope-from stevenschlansker@berkeley.edu) Received: from 209-204-139-199.dsl.dynamic.sonic.net ([209.204.139.199] helo=[192.168.42.11]) by fe6.calmail with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.68) (auth plain:stevenschlansker@berkeley.edu) (envelope-from ) id 1IccwB-0005Gg-KI for freebsd-current@freebsd.org; Tue, 02 Oct 2007 01:17:03 -0700 Message-ID: <4701FE7C.8020200@berkeley.edu> Date: Tue, 02 Oct 2007 01:17:00 -0700 From: Steven Schlansker User-Agent: Thunderbird 2.0.0.6 (X11/20070924) MIME-Version: 1.0 To: freebsd-current@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Repeatable kernel panic on -CURRENT using ZFS over SATA 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, 02 Oct 2007 08:32:23 -0000 Hello everyone, I recently set up a 6 drive SATA raidz2. Whenever I try to use the array, the dmesg fills up with warnings that WRITE_DMA must be retried (repeatedly) As soon as I remove the load, everything runs fine. FreeBSD scotch.CSUA.Berkeley.EDU 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Tue Sep 25 21:37:14 PDT 2007 root@scotch.CSUA.Berkeley.EDU:/usr/obj/usr/src/sys/GENERIC i386 00:00.0 Host bridge: Intel Corporation 82840 840 (Carmel) Chipset Host Bridge (Hub A) (rev 01) 00:01.0 PCI bridge: Intel Corporation 82840 840 (Carmel) Chipset AGP Bridge (rev 01) 00:1e.0 PCI bridge: Intel Corporation 82801AA PCI Bridge (rev 02) 00:1f.0 ISA bridge: Intel Corporation 82801AA ISA Bridge (LPC) (rev 02) 00:1f.1 IDE interface: Intel Corporation 82801AA IDE (rev 02) 00:1f.2 USB Controller: Intel Corporation 82801AA USB (rev 02) 00:1f.3 SMBus: Intel Corporation 82801AA SMBus (rev 02) 01:00.0 VGA compatible controller: nVidia Corporation NV5 [RIVA TNT2/TNT2 Pro] (rev 11) 02:04.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado] (rev 78) 02:06.0 Multimedia audio controller: Cirrus Logic CS 4614/22/24 [CrystalClear SoundFusion Audio Accelerator] (rev 01) 02:0e.0 PCI bridge: Digital Equipment Corporation DECchip 21152 (rev 03) 03:05.0 RAID bus controller: Silicon Image, Inc. SiI 3114 [SATALink/SATARaid] Serial ATA Controller (rev 02) 03:06.0 RAID bus controller: Silicon Image, Inc. SiI 3512 [SATALink/SATARaid] Serial ATA Controller (rev 01) 03:0a.0 SCSI storage controller: Adaptec AIC-7899P U160/m (rev 01) 03:0a.1 SCSI storage controller: Adaptec AIC-7899P U160/m (rev 01) Dmesg with errors here: http://soda.csua.berkeley.edu/~steven/dmesg.txt The eventual end result: http://soda.csua.berkeley.edu/~steven/Image053.jpg The only references I can find to similar problems were either not resolved, or seemed to be related to a chipset which I am not using. Is this a known issue? How can I make this machine stable? Is there any more information I can provide to aid debugging? Thanks so very much, Steven Schlansker