mdadm/tests/06r5swap
NeilBrown 7d5c3964cc Change default metadata from 0.90 to 1.1
1.1 is more flexible in a number of ways and is safer.
0.90 is still fully supported.
1.0 should possibly be used for RAID1 arrays that you
want to boot off, depending on your boot loader.

Signed-off-by: NeilBrown <neilb@suse.de>
2009-11-17 13:15:32 +11:00

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# make a raid5 array, byte swap the superblocks, then assemble...
mdadm -CR $md0 -e 0.90 -l5 -n4 $dev0 $dev1 $dev2 $dev3
sleep 4
mdadm -S $md0
mdadm -E --metadata=0 $dev1 > $targetdir/d1
for d in $dev0 $dev1 $dev2 $dev3
do $dir/swap_super $d
done
mdadm -E --metadata=0.swap $dev1 > $targetdir/d1s
diff -u $targetdir/d1 $targetdir/d1s
mdadm --assemble --update=byteorder $md0 $dev0 $dev1 $dev2 $dev3
sleep 3
check recovery
mdadm -S $md0