From owner-freebsd-current Fri Feb 7 17: 4:37 2003 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9980137B401 for ; Fri, 7 Feb 2003 17:04:35 -0800 (PST) Received: from mail3.panix.com (mail3.panix.com [166.84.1.74]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1084043FAF for ; Fri, 7 Feb 2003 17:04:35 -0800 (PST) (envelope-from evenson@panix.com) Received: from panix3.panix.com (panix3.panix.com [166.84.1.3]) by mail3.panix.com (Postfix) with ESMTP id 5297998B68; Fri, 7 Feb 2003 20:04:29 -0500 (EST) Received: (from evenson@localhost) by panix3.panix.com (8.11.6/8.8.8/PanixN1.0) id h1814TU17994; Fri, 7 Feb 2003 20:04:29 -0500 (EST) To: Dong Lin Cc: current@FreeBSD.ORG Subject: Re: ATA code is buggy and slower References: <3E43248F.2030303@plan9.bell-labs.com> From: Mark Evenson Date: 07 Feb 2003 20:04:29 -0500 In-Reply-To: <3E43248F.2030303@plan9.bell-labs.com> Message-ID: Lines: 23 User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Dong Lin writes: > My 5.0R kernel complains about "READ timeout" and "resetting" when I > try to dd the disk. But everything *works* if I boot the same > equipment with 4.5R and 4.7R. It seems that the error can occur on any > sector I pick as long as I keep reading it inside a loop, a sign of > timing problems. > [...] I had similar symptoms last week with a CURRENT system on a ThinkPad X20, which coupled with "hard error reading sector . . ." errors made me think that my disk was dying. After managing to get the system upgraded to a CURRENT from around 20030204, the symptoms have gone away. Not sure if this helps that much, but at least here is another report of ATA problems that *seem* to have been software related. -- Mark Evenson "A screaming comes across the sky. It has happened before, but there is nothing to compare to it now." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message