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    SubjectRe: [patch] ext2/3: document conditions when reliable operation is possible
    Hi!

    >> Ok, can you help? Having a piece of MD documentation explaining the
    >> "powerfail nukes entire stripe" and how current filesystems do not
    >> deal with that would be nice, along with description when exactly that
    >> happens.
    >
    > Except of course for the inconvenient detail that a power
    > failure on a degraded RAID 5 array does *NOT* nuke the
    > entire stripe.

    Ok, you are right. It will nuke unrelated sector somewhere on the
    stripe (one that is "old" and was not recently written) -- which is
    still something ext3 can not reliably handle.
    Pavel

    --
    (english) http://www.livejournal.com/~pavelmachek
    (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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