From owner-freebsd-questions Fri Mar 30 9:11:31 2001 Delivered-To: freebsd-questions@freebsd.org Received: from pine.pinetel.com (pine.pinetel.com [143.227.44.106]) by hub.freebsd.org (Postfix) with ESMTP id B09EE37B71B for ; Fri, 30 Mar 2001 09:11:28 -0800 (PST) (envelope-from hweaver@pinetel.com) Received: from pinetel.com (ip75-cu2.pinetel.com [143.227.42.75]) by pine.pinetel.com (8.9.3/8.9.3) with ESMTP id JAA02246; Fri, 30 Mar 2001 09:11:23 -0800 (PST) Message-ID: <3AC4B87B.A2FCB938@pinetel.com> Date: Fri, 30 Mar 2001 08:46:51 -0800 From: Hal Weaver X-Mailer: Mozilla 4.76 [en] (X11; U; FreeBSD 4.2-RELEASE i386) X-Accept-Language: en MIME-Version: 1.0 To: Matthew Emmerton Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Slow, noisey hard drive activity References: <3AC3A738.B73B0404@pinetel.com> <00d401c0b897$a88f25e0$0204a8c0@dfgh> <003501c0b89b$786a06b0$1200a8c0@gsicomp.on.ca> <3AC3FC42.9931CB96@pinetel.com> <003401c0b8ce$886e7d10$1200a8c0@gsicomp.on.ca> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Matthew Emmerton wrote: > > > Matt, I don't get the ticking or the sluggish access with FreeBSD on the > > 1.2G hard drive where FreeBSD uses the whole drive. Nor do these > > symptoms occur on the 5G hard drive when I use the Win98 or the Native > > Oberon operating systems, or when I had Slackware 7.1 or SuSE 6.3 > > installed on the *nix partition. The problem seems unique to the > > FreeBSD installation on the *nix partition. > > Well, it could be that you've got a bad sector on the FreeBSD portion of the > drive, which is causing the drive to reset and reread the bad sector. > Depending on the drive mechanics, this could make a ticking sound as the > heads park themselves (well, maybe not park in the 80s hard drive sense, but > at least move off of the writeable surface) while the drive resets, and then > seek back to the bad location. > > I don't know if FreeBSD has any native tools to check for such errors and > mark them (a la DOS's scandisk), and since I'm guessing that these drives > are ATA, you can't use the controllers' "scan media for defects" option like > you can for SCSI drives. Matt, this sounds quite possible. This is an ATA drive. Do you have a hypothesis why the two Linux distribution that I installed on this partition didn't seem to be affected by a bad sector? Thanks. Hal To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message