dangerous situation with shutdown process

[Nicolas Rachinsky]

* Matthias Buelow <mkb at incubus.de> [2005-07-16 01:42 +0200]:
> David Taylor <davidt at yadt.co.uk> writes:
> 
> >> A corrupted journal can be detected. If it's corrupted, discard
> >> the whole thing, or only the relevant entry. The filesystem will
> >> remain consistent.
> >> If track corruption occurs after the journal is written, it doesn't
> >> matter, since at boot the journal will be replayed and all operations
> >> will be performed once more.
> >
> >The track which is corrupted could contain data that wasn't written
> >to in months.  How would the journal help?
> 
> I don't understand this question.

The track destroyed could contain sectors which are in no way related
to the sectors the OS is writing to.

Nicolas