Re: md raid behavior, bad sector uncorrectable read error

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On Sun, 19 Aug 2012 12:12:38 -0600 Chris Murphy <lists@xxxxxxxxxxxxxxxxx>
wrote:

> On Aug 19, 2012, at 3:47 AM, Mikael Abrahamsson wrote:
> > If I remember correctly from what has been described here before, a read error will cause a re-write with information created from parity
> 
> That's the thing I'd like to get a definitive answer one. If only it were easy to simulate bad sectors in VM's I could just test it!

If only it were easy to read the documentation, and if only the documentation
were sufficiently complete.....

% man 4 md

search for 'read error'

NeilBrown

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