Clearing SMART errors I don't care about?

[Wojciech Puchar]

> smartd to watch the status of my drives and get regular output like:
>
> smartd[1409]: Device: /dev/ad8, 4 Offline uncorrectable sectors
>
> I've been seeing that exact message for a couple of years now and don't 
> particularly care.  I'd like to know if the drive's about to roll over and 
> die, but I really don't need to know about the same 4 offline uncorrectable 
> errors.
>
> Is there a way to clear that message while leaving SMART enabled on the 
> drive?  I didn't see anything specifically answering it in smartctl(8) but 
> wondered if I missed something.

maybe some time there was an error while writing something, or maybe media 
failed in that place.

by rewriting whole drive you should be able to remove them