Re: Disk with past errors has Reallocated_Sector_Ct=0

Yuri wrote:
> I have one disk which clearly had at least one bad sector before
> (excerpts from the smart log show this), the errors had been cleared,
> but it still reports Reallocated_Sector_Ct=0
> I would expect Reallocated_Sector_Ct to be >0 after any number of bad
> sectors had been cleared.
>
> Is this an incorrect understanding of how reallocation works, or this
> disk just reports the wrong Reallocated_Sector_Ct?
>
> In the past, after this disk failed, I rewrote all of it with zeros to
> clear any bad sectors.

The disk firmware ...
- may not increment the RAW value of Reallocated_Sector_Ct after 
reallocating a sector, or
- may have decided that the former unreadable sector now works again.

Thanks,
Christian


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