Date: Thu, 17 Mar 2005 10:33:04 -0600 From: Dan Nelson <dnelson@allantgroup.com> To: David Kelly <dkelly@hiwaay.net> Cc: FreeBSD-Questions@freebsd.org Subject: Re: SMART and bad block list? Message-ID: <20050317163304.GA87804@dan.emsphone.com> In-Reply-To: <20050317155731.GA47387@Grumpy.DynDNS.org> References: <20050317155731.GA47387@Grumpy.DynDNS.org>
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In the last episode (Mar 17), David Kelly said: > On SCSI drives one could look at the bad block lists to see if it was > growing to know if a drive was getting sick. In the wee hours of the > morning one of my Hitachi HDS722516VLSA80's got sick: > > Mar 17 03:04:39 Grumpy kernel: ad4: TIMEOUT - READ_DMA retrying (2 retries left) LBA=282857146 > Mar 17 03:04:39 Grumpy kernel: ad4: FAILURE - READ_DMA timed out > Mar 17 03:04:39 Grumpy kernel: GEOM_VINUM: subdisk vinum0.p0.s0 state change: up -> down > Mar 17 03:04:39 Grumpy kernel: GEOM_VINUM: plex vinum0.p0 state change: up -> down > > "atacontrol info" says SMART is enabled. So what does this do for me? > Has the drive exhausted its supply spare blocks and can no longer > repair itself? Try the smartmontools port. I don't think it can read the bad-block list from ATA disks, but it will give you an errors detected/corrected summary. -- Dan Nelson dnelson@allantgroup.com
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