Re: Are linux-fs's drive-fault-tolerant by concept?

[Arjan van de Ven]

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On Sun, 2003-04-20 at 00:02, Alan Cox wrote:
> On Sad, 2003-04-19 at 18:18, Florian Weimer wrote:
> > Stephan von Krawczynski <[e-mail]> writes:
> >=20
> > > Most I came across have only small problems (few dead sectors),
> >=20
> > IDE disks automatically remap defective sectors, so you won't see any
> > of them unless the disk is already quite broken.
>=20
> You will if it writes and fails to read back. The disk can't invent a
> sector that is gone.=20

but linux can if you use an raid1 mirror... maybe we should teach the md
layer to write back the data from the other disk on a "bad sector"
error.

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