| devs="$dev0 $dev1 $dev2" |
| |
| set_up_test() |
| { |
| mdadm -Cv -R -n 3 -l5 $md0 $devs --assume-clean --size=50M || die "create array failed" |
| mdadm -a $md0 $dev3 $dev4 || die "failed to bind new disk to array" |
| echo 1000 > /sys/block/md0/md/sync_speed_max |
| } |
| |
| clean_up_test() |
| { |
| mdadm -S $md0 |
| } |
| |
| trap 'clean_up_test' EXIT |
| |
| set_up_test || die "set up test failed" |
| |
| # set up replacement |
| echo want_replacement > /sys/block/md0/md/rd0/state |
| sleep 1 |
| |
| # trigger reshape |
| echo frozen > /sys/block/md0/md/sync_action |
| mdadm --grow -l 6 $md0 |
| sleep 1 |
| |
| # reassemeble array |
| mdadm -S $md0 || die "can't stop array" |
| mdadm --assemble $md0 $devs $dev3 $dev4 || die "can't assemble array" |
| |
| exit 0 |
