Re: software RAID

[Alan Cox]

On Gwe, 2005-05-20 at 21:03, Lennart Sorensen wrote:
> If a harddisk has a bad sector that is visible to the user (and hence
> not remapped by the drive) then it is time to retire the drive since it
> is out of spares and very damaged by that point.

Sector reads failing due to poweroff during sector write or very
occasionally through vibration or other error may not always indicate
drive replacement is appropriate. Generally yes it does and SMART may
flag it.

Rewriting the sector is a good thing to try as ext2/3 fsck for example
does in this case.

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