[DRBD-user] Filesystem corruption question

Enrico Morelli enrico.morelli at gmail.com
Mon Aug 6 12:00:45 CEST 2007


On 8/6/07, Lars Ellenberg <lars.ellenberg at linbit.com> wrote:
> On Mon, Aug 06, 2007 at 09:32:33AM +0200, Enrico Morelli wrote:
> > Dear all,
> >
> > my question is:
> >
> > if the filesystem built on a drbd device on the master become
> > corrupted the corruption will be duplicated also in the slave?
>
> drbd mirrors on the block level.
> if I "dd if=/dev/zero of=/dev/drbd0; sync" on the primary,
> afterwards the secondaries lower level storage
> will be full of zeros, too.
>
> does that answer the question?
>

The problem was that on the primary I had found some home directory
with ????? instead of permissions, links, creation date, etc. and I
was unable to enter on its.

The same things occurs on the secondary. I don't know if it's a drbd
problem or reiserfs problem.

Enrico



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