On 21 Jun 2007, Neil Brown stated:
> I have that - apparently naive - idea that drives use strong checksum,
> and will never return bad data, only good data or an error. If this
> isn't right, then it would really help to understand what the cause of
> other failures are before working out how to handle them....
Look at the section `Disks and errors' in Val Henson's excellent report
on last year's filesystems workshop: <http://lwn.net/Articles/190223/>.
Most of the error modes given there lead to valid checksums and wrong
data...
(while you're there, read the first part too :) )
--
`... in the sense that dragons logically follow evolution so they would
be able to wield metal.' --- Kenneth Eng's colourless green ideas sleep
furiously
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