Date: Mon, 21 Dec 2009 12:46:01 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-geom@freebsd.org Subject: Re: errrors resyncronizing mirror with new disk Message-ID: <hgnn5n$f30$1@ger.gmane.org> In-Reply-To: <20091220151453.3dbe738e@johnea.net> References: <20091220151453.3dbe738e@johnea.net>
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johnea wrote: > Hello, > > Recently a drive started to have READ_DMA failures and drop out of the gmirror. > > While synching the replacement drive to the mirror, a WRITE error occured and terminated the sync. > > A second attempt to sync completed but left the drive generating READ errors. > > The third time the drive was inserted in the mirror the operation completed and no further errors have occured. > > R'ingTFM and extensive scroogling have not yielded an explanation. > > Is this expected behaviour? Should I suspect this drive? > (it's brand new, but the "old" one was only 9 months) Yes. Probably either the drives or the power unit. > Additionally smartctl on the new drive continues to indicate no errors. > (it did indicate each of the read errors on the old drive)
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