Date: Tue, 20 Jan 2009 12:11:00 -0700 From: Chris Jones <chris@cjones.org> To: freebsd-questions@freebsd.org Subject: Re: DUMP: read error: Bad address Message-ID: <497621C4.6070203@cjones.org> In-Reply-To: <44ljt5olwm.fsf@be-well.ilk.org> References: <4974BE49.2080508@cjones.org> <44ljt5olwm.fsf@be-well.ilk.org>
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Lowell Gilbert wrote: > Chris Jones <chris@cjones.org> writes: > >> # dump -0aL -f - /var | ( cd /mnt/var && restore -rf - ) >> >> I got about a dozen messages like this: >> >> DUMP: read error from /dev/ad8s1d: Bad address: [block 10992192]: >> count=5120 >> > It could be a serious problem, but is not necessarily such. > Can you use smarttools to query the disk firmware for *its* > opinion? > SMART Error Log Version: 1 No Errors Logged ...so I assume the drive thinks it's doing just fine. Is this likely coming from a signal error, like a bad cable? Is it random driver lossage? Most importantly, is the ATA driver going to retry and correct this error, or does it mean I'm getting corrupted data on my disks? Chris
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