From owner-freebsd-stable@FreeBSD.ORG Fri May 14 17:53:52 2010 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 CDE691065675 for ; Fri, 14 May 2010 17:53:52 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: from mail-qy0-f190.google.com (mail-qy0-f190.google.com [209.85.221.190]) by mx1.freebsd.org (Postfix) with ESMTP id 82B2C8FC13 for ; Fri, 14 May 2010 17:53:52 +0000 (UTC) Received: by qyk28 with SMTP id 28so438631qyk.27 for ; Fri, 14 May 2010 10:53:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type; bh=gP/O9nHLEt50BDfVt6rX9fjGcCeHsRYBYVhdtFibYc8=; b=GqoRr35TIpFw8jhwfGro2j0FVRZGiBnX4tEzG9DIihDyDeDlsFijmLJ5+Ny97eu/7o L8/LFlU3C3Vd9f761snyrVdyapcCBUXojugm/lIX+DJggQXx85dHboZsh1oG4ZdG654H YNVPQRuDDmQRl1BAR9PMjFzR71F9dMKiTAIho= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=nzfFEsbaVo3FmqnrHePyI9NnCO0RYEGSixi/oPwfLOWKmlccKC6XLpRn2+Mi5YD7CL iFDp8jPV26Yu/Kn4rH7cNew6W4N1Wt2US8aylz9u7pQ/urxmvescHgUBLuDtFZQDHUZM dtITHBnjvHu2hgAYM9Hi6g66EbbQhcre2DPTQ= MIME-Version: 1.0 Received: by 10.224.66.206 with SMTP id o14mr811250qai.264.1273859631300; Fri, 14 May 2010 10:53:51 -0700 (PDT) Received: by 10.229.99.67 with HTTP; Fri, 14 May 2010 10:53:51 -0700 (PDT) In-Reply-To: <4BED8B89.6010901@os3.nl> References: <4BED8B89.6010901@os3.nl> Date: Fri, 14 May 2010 12:53:51 -0500 Message-ID: From: Adam Vande More To: Pieter de Boer Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-stable@freebsd.org Subject: Re: Read / write timeouts on SATA disks connected to ICH9 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 May 2010 17:53:53 -0000 On Fri, May 14, 2010 at 12:42 PM, Pieter de Boer wrote: > I'm running FreeBSD 8.0-RELEASE-p1 on a Dell R300 which has a ICH9 SATA > controller on-board (do not have the RAID controller). > > The system has 2 disks in a gmirror setup. Every now and then, probably > under some load, one of the disks gets read or write timeouts like: > May 5 03:01:37 aberdeen kernel: ad4: timeout waiting to issue command > May 5 03:01:37 aberdeen kernel: ad4: error issuing WRITE_DMA48 command > May 5 03:01:37 aberdeen kernel: GEOM_MIRROR: Request failed (error=5). > ad4[WRITE(offset=200404975104, length=16384)] > May 5 03:01:37 aberdeen kernel: GEOM_MIRROR: Device gm0: provider ad4 > disconnected. > Have you tried replacing/checking the cables? Does it always happen to ad4? Your drive could be dying, try swapping it out and see if the errors persist. -- Adam Vande More