bad sector in gmirror HDD
Chuck Swiger
cswiger at mac.com
Fri Aug 19 21:52:02 UTC 2011
On Aug 19, 2011, at 1:50 PM, Dan Langille wrote:
> Searching on that error message, I was led to believe that identifying the bad sector and
> running dd to read it would cause the HDD to reallocate that bad block.
>
> http://smartmontools.sourceforge.net/badblockhowto.html
>
> However, since ad2 is one half of a gmirror, I don't think this is the best approach.
>
> Comments?
Reading the underlying failing drive with dd will help identify any other questionable sectors. However, your drive temps are too high-- many vendors call out either 50C or 55C as the point where drive reliability becomes significantly degraded.
Regards,
--
-Chuck
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