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    SubjectRe: ext3 partition unmountable
    Date
    If I'm reading the files right it looks like:
    #define EXT3_FEATURE_INCOMPAT_COMPRESSION 0x0001

    Did you compress the file system?

    Do a "tune2fs -l /dev/hdc" and see what features are set.

    ----- Original Message -----
    From: "Dewet Diener" <linux-kernel@dewet.org>
    To: <linux-kernel@vger.kernel.org>
    Sent: Friday, August 17, 2001 9:03 PM
    Subject: ext3 partition unmountable


    > Hi all
    >
    > After umounting a removable ext3 partition from my work PC, and
    > trying to remount it at home, I've run into the following error
    > trying to mount it as both ext2 and ext3:
    >
    > EXT2-fs: ide1(22,65): couldn't mount because of unsupported optional
    features (10000).
    > EXT3-fs: ide1(22,65): couldn't mount because of unsupported optional
    features (10000).
    >
    > e2fsck is similarly unhelpful:
    > e2fsck: Filesystem has unsupported feature(s) while trying to open
    /dev/hdd1
    >
    > The kernels on both machines have the same ext3 options enabled, and
    > they're both 2.4.8-ac6.
    >
    > This is the first time I've tried moving the drive like this - I
    > assumed it would work flawlessly. However, ext3 doco seems a bit
    > sparse under Documentation/, so I'm not quite sure about the recovery
    > steps needed.
    >
    > I'd appreciate your help on this one :) Please CC me in...
    >
    > Regards,
    > Dewet
    >
    > --
    > Dewet Diener dewet@itouchlabs.com -o)
    > Systems Administrator iTouch Labs / \
    > Self-confessed geek and Linux fanatic _\_v
    >
    > SYN! ..... SYN! ACK! ..... ACK!
    > The mating call of the internet
    >
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