-set -e
# create a small raid5 array, make it larger. Then make it smaller
-mdadm -CR $md0 --level raid5 --chunk=32 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3
+mdadm -CR $md0 -e0.90 --level raid5 --chunk=64 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3
check wait
check state UUU
testdev $md0 2 $[size/2] 32
mdadm --grow $md0 --size max
check resync
check wait
-testdev $md0 2 $mdsize0 64
+testdev $md0 2 $mdsize0 32
mdadm --grow $md0 --size $[size/2]
check nosync
-testdev $md0 2 $[size/2] 64
+testdev $md0 2 $[size/2] 32
mdadm -S $md0
mdadm --grow $md0 --size max
check resync
check wait
-testdev $md0 3 $[size-1] 128
+testdev $md0 3 $[mdsize1_l] 128
mdadm --grow $md0 --size $[size/2]
check nosync