On 1/24/12 4:58 PM, John Valdes wrote:
> On Mon, Jan 23, 2012 at 11:06:57PM -0600, Eric Sandeen wrote:
>> # xfs_metadump /dev/md4 md4.metadump
>> # xfs_mdrestore md4.metadump md4.img
>> # xfs_repair -L md4.img
>> that'll repair a metadata image and you can see how much it runs into.
> Good suggestion. Here's the result; looks innocuous:
<snip reasonable looking repair output>
> However, if I loopback mount the img file, the file/directory names in
> the mounted fs are mostly corrupted; that may be expected though since
> it's just a metadata dump/restore?
> prompt# mount -r -t xfs -o loop md4.img /mnt
> prompt# ls /mnt
> ??5?z+o??%F_4(?R?.wrhE*] data K?ckw? T?o??n2o?,?0-|K#\o Z?w?9=ol\?7j??1T
> Any other suggestions or comments before I let loose xfs_repair -L on
> the real filesystem?
that's because metadump obfuscates filenames by default. There's an option
to keep them in the clear, and then you won't see all that garbage.