diff options
Diffstat (limited to 'tests/19repair-does-not-destroy')
| -rw-r--r-- | tests/19repair-does-not-destroy | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/19repair-does-not-destroy b/tests/19repair-does-not-destroy new file mode 100644 index 00000000..a92883fd --- /dev/null +++ b/tests/19repair-does-not-destroy @@ -0,0 +1,28 @@ +number_of_disks=7 +chunksize_in_kib=512 +array_data_size_in_kib=$[chunksize_in_kib*(number_of_disks-2)*number_of_disks] +array_data_size_in_b=$[array_data_size_in_kib*1024] +devs="$dev0 $dev1 $dev2 $dev3 $dev4 $dev5 $dev6" + +dd if=/dev/urandom of=/tmp/RandFile bs=1024 count=$array_data_size_in_kib +mdadm -CR $md0 -l6 -n$number_of_disks -c $chunksize_in_kib $devs +dd if=/tmp/RandFile of=$md0 bs=1024 count=$array_data_size_in_kib +blockdev --flushbufs $md0; sync +check wait +blockdev --flushbufs $devs; sync +echo 3 > /proc/sys/vm/drop_caches +$dir/raid6check $md0 repair 1 2 3 > /dev/null # D D +$dir/raid6check $md0 repair 8 2 5 > /dev/null # D P +$dir/raid6check $md0 repair 15 4 6 > /dev/null # D Q +$dir/raid6check $md0 repair 22 5 6 > /dev/null # P Q +$dir/raid6check $md0 repair 3 4 0 > /dev/null # Q D +$dir/raid6check $md0 repair 3 3 1 > /dev/null # P D +$dir/raid6check $md0 repair 6 4 5 > /dev/null # D<D +$dir/raid6check $md0 repair 13 5 4 > /dev/null # D>D +blockdev --flushbufs $devs; sync +echo 3 > /proc/sys/vm/drop_caches +$dir/raid6check $md0 0 0 2>&1 | grep -qs "Error" && { echo errors detected; exit 2; } +cmp -s -n $array_data_size_in_b $md0 /tmp/RandFile || { echo should not mess up correct stripe ; exit 2; } + +mdadm -S $md0 +udevadm settle |