[mythtv-users] Seagate 1.5TB for 109.99

[John Drescher]

On Thu, Mar 26, 2009 at 1:21 PM, David Brodbeck <gull at gull.us> wrote:
> On Thu, March 26, 2009 10:03 am, John Drescher wrote:
>> Do you guys remember hard drives from 20 years ago? I mean you paid
>> $700 USA for them and they all came with a list of 100s of bad sectors
>> standard and as you used them more would be added.
>
> Yup, I remember that.  There'd be a "defect list" printed on top of the
> drive with the C/H/S numbers of the known bad sectors.
>
> Actually, though, drives still have defect lists; it's just that it's
> handled internally, now, and they have a certain number of "extra" sectors
> that can be used to replace ones that fail.  When you get the drive the
> known factory defects have already been remapped.  New ones that fail as
> you use the drive are remapped on the fly and that's what you see in the
> SMART data.
>

I do know about the remapping and the extra sectors however I was
unsure weather or not the remapped sector count actually included the
factory bad sectors or not. Either way it appears drives are much more
reliable now then they were back then.

John