disk scrubber for Linux?

[John Abreau]

Michael ODonnell wrote:
> All that sector/cylinder sparing/remapping magic is
> wonderful but it won't save you if one disk of a RAID
> pair has a bad block mapped to a file that's rarely
> read.  If the other disk goes bad and you think,
> "No problem, I'll just replace that bad disk" you're
> buggered because the remaining disk has the bad block
> and you won't know it until you go to read that file
> when you're syncing the new disk.  Too late...

You'd think that a rarely read file would at least be read during 
nightly backups.

-- 
John Abreau / Executive Director, Boston Linux & Unix
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