Date: Sat, 31 Mar 2001 15:21:29 -0800 From: Hal Weaver <hweaver@pinetel.com> To: Matthew Emmerton <matt@gsicomp.on.ca> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Slow, noisey hard drive activity Message-ID: <3AC66679.8262DB1B@pinetel.com> 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> <3AC4B87B.A2FCB938@pinetel.com> <027501c0b93f$1caea660$1200a8c0@gsicomp.on.ca>
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Matthew Emmerton wrote: > > > > 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? > > Linux uses a different filesystem than FreeBSD. It's quite possible that > Linux stored information (whether filesystem metainformation or file data) > not on the bad sectors, whereas FreeBSD did -- solely by virtue of how the > filesystem is laid out. I used a partition check utility from another OS to find defects on my FreeBSD partition, but without any luck -- found nothing wrong. Of course, not being a native utility, there's a good probability it overlooked something. Hal To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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