From owner-freebsd-stable@FreeBSD.ORG Mon Aug 27 18:49:31 2007 Return-Path: Delivered-To: stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7E87816A418 for ; Mon, 27 Aug 2007 18:49:31 +0000 (UTC) (envelope-from jmg@hydrogen.funkthat.com) Received: from hydrogen.funkthat.com (gate.funkthat.com [69.17.45.168]) by mx1.freebsd.org (Postfix) with ESMTP id 577B313C48E for ; Mon, 27 Aug 2007 18:49:31 +0000 (UTC) (envelope-from jmg@hydrogen.funkthat.com) Received: from hydrogen.funkthat.com (jlznhqhh5kyb1t8j@localhost.funkthat.com [127.0.0.1]) by hydrogen.funkthat.com (8.13.6/8.13.3) with ESMTP id l7RInUhM017473 for ; Mon, 27 Aug 2007 11:49:30 -0700 (PDT) (envelope-from jmg@hydrogen.funkthat.com) Received: (from jmg@localhost) by hydrogen.funkthat.com (8.13.6/8.13.3/Submit) id l7RInUst017471 for stable@FreeBSD.org; Mon, 27 Aug 2007 11:49:30 -0700 (PDT) (envelope-from jmg) Date: Mon, 27 Aug 2007 11:49:30 -0700 From: John-Mark Gurney To: stable@FreeBSD.org Message-ID: <20070827184930.GS99491@funkthat.com> Mail-Followup-To: stable@FreeBSD.org References: <20070817224628.GI99491@funkthat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070817224628.GI99491@funkthat.com> User-Agent: Mutt/1.4.2.1i X-Operating-System: FreeBSD 5.4-RELEASE-p6 i386 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html Cc: Subject: Re: 2TB+ on ahd broken? (6.2-R) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: John-Mark Gurney List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Aug 2007 18:49:31 -0000 John-Mark Gurney wrote this message on Fri, Aug 17, 2007 at 15:46 -0700: > I was just attempting to add a RAID shelf to a system w/ an Adaptec > 29320 card, and when I export a 7TB disk to the card, and kept getting > timeout related issues. The dump is very similar to PR 76178 which > appears to be reporting the same issue... > > I have attached a dmesg w/ the failure... I tried various sizes and > 1000000MB, 500MB and 2000000MB disks work... When I tried the full > 7TB or 2.3TB disk, ahd failed w/ the messages at the end of the > dmesg. > > Is anyone even working on this? As 2TB disks are coming soon, I'd > imagine that ahd will need to get fixed before long, or are there just > not many people use large disks w/ ahd? For the archives: After additional testing.. It appears that there was issues at U320 speeds even w/ the 500MB disk... Slowing down to U160 made the 500MB disk work, but the >2TB disk wouldn't be recognized... I have also tried a different cable, and w/ the different cable, the >2TB disk shows up at U320 speeds, but sees broken behavior, the same as a small disk... The broken behavior at U320 being transfer rates in the 100-200KB/sec as ahd constantly resets... > If ahd isn't getting fixed, can someone recommend a low profile PCI-X > Ultra320 card? I found a LSI (mpt) based card, and it's working great... -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."