Date: Sun, 04 Oct 2009 10:50:07 +0200 From: Michael Fuckner <michael@fuckner.net> To: Patrick Proniewski <patpro@patpro.net> Cc: freebsd-fs@freebsd.org Subject: Re: Offline uncorrectable sectors on hard drive Message-ID: <4AC861BF.20109@fuckner.net> In-Reply-To: <C09E0617-F326-4AB1-BFF5-6814CD084940@patpro.net> References: <C09E0617-F326-4AB1-BFF5-6814CD084940@patpro.net>
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Patrick Proniewski wrote: > Hi all, Hi Patrick, > ../.. >> Oct 4 01:34:19 rack smartd[739]: Device: /dev/ad6, 1 Offline >> uncorrectable sectors >> Oct 4 02:04:19 rack smartd[739]: Device: /dev/ad6, 1 Offline >> uncorrectable sectors > > first error flagged Oct 3 04:04:19, last error Oct 4 02:04:19. Since > then, no more error in the logs. This looks like a bad drive > So my questions are: > > - is that "Offline uncorrectable sectors" in fact correctable? I've > found howto's for extfs and reiserfs to correct this kind of error by > remapping bad sectors, but nothing for UFS. > - this error appears to have disappeared, does it mean the harddrive (or > the fs) made the remapping by it self? sector errors are on the hardware, they don't deal with the filesystem. Perhaps it was a once in a lifetime event, perhaps the drive is going to die really soon. Please do a smartctl -t long and see if the drive has to be replaced. Regards, Michael!
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