XFS filesystem corruption

[Emmanuel Florac]

Le Wed, 6 Mar 2013 16:08:59 +0100 vous écriviez:

> I am totally stuck and I really don't know how to duplicate the
> corruption. I only know that units are used to be power cycle by
> operator while the fs is still mounted (no proper shutdown / reboot).
> My guess is the fs journal shall handle this case and avoid such
> corruption.

Wrong guess. It may work or not, depending upon a long list of
parameters, but basically not turning it off properly is asking for
problems and corruptions. The problem will be tragically aggravated if
your hardware RAID doesn't have a battery backed-up cache.

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