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

    >> 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.

    (cesky, pictures)

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      Last update: 2009-08-26 13:19    [W:0.023 / U:4.084 seconds]
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