On 2013-01-09, Alan McKinnon <alan.mckin...@gmail.com> wrote:
> On Wed, 9 Jan 2013 02:47:07 +0000 (UTC)
> The data on a medium can corrupt, and it can corrupt silently for a
> long time.
And I'm saying I've never seen that happen.
So you're saying that the data on a medium can corrupt without being
detected by the block encodings and CRCs used by the disk controller?
> At some point it may deteriorate to where it passes a cusp
> and then you will get your first visible sign
No, the first visible sign in the scenario you're describing would be
a read returning erroneous data.
> - read failure. You did not see anything that happened prior as it
> was silent.
If a read successfully returns correct data, how is it "silent"?
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