82 lines
2.4 KiB
Text
82 lines
2.4 KiB
Text
#
|
|
# Test various RAID geometries, creation and deletion of subarrays
|
|
#
|
|
|
|
assert_fail() {
|
|
if mdadm "$@"; then
|
|
echo mdadm "$@" must fail
|
|
return 1
|
|
else
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
assert_kill() {
|
|
local dev=$1 n=$2
|
|
mdadm -S $dev
|
|
mdadm --kill-subarray=$n /dev/md/ddf0
|
|
if mdadm -Dbs | grep -q $dev; then
|
|
echo >&2 $dev should be deleted
|
|
return 1
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
set -e
|
|
mdadm -CR /dev/md/ddf0 -e ddf -n 6 $dev8 $dev9 $dev10 $dev11 $dev12 $dev13
|
|
|
|
# RAID1 geometries
|
|
# Use different sizes to make offset calculation harder
|
|
mdadm -CR l1s -l1 -n2 /dev/md/ddf0 -z 8000
|
|
mdadm -CR l1m -l1 -n3 $dev8 $dev9 $dev10 -z 10000
|
|
assert_fail -CR badl1 -l1 -n4 /dev/md/ddf0
|
|
|
|
# RAID10 geometries
|
|
mdadm -CR l10_0 -l10 -n3 /dev/md/ddf0 -z 1000
|
|
mdadm -CR l10_1 -l10 -n5 /dev/md/ddf0 -z 1000
|
|
assert_fail mdadm -CR badl10 -l10 -n4 -pn3 /dev/md/ddf0
|
|
mdadm -CR l10_2 -l10 -n6 -pn2 /dev/md/ddf0 -z 4000
|
|
mdadm -CR l10_3 -l10 -n6 -pn3 /dev/md/ddf0 -z 4000
|
|
|
|
assert_fail -CR l10_2 -l10 -n6 -pn2 /dev/md/ddf0 -z 5000
|
|
assert_kill /dev/md/l10_2 4
|
|
# gone now, must be able to create it again
|
|
mdadm -CR l10_2 -l10 -n6 -pn2 /dev/md/ddf0 -z 5000
|
|
|
|
# Now stop and reassemble
|
|
mdadm -Ss
|
|
mdadm -A /dev/md/ddf0 $dev8 $dev9 $dev10 $dev11 $dev12 $dev13
|
|
|
|
# Same as above, on inactive container
|
|
assert_fail -CR l10_3 -l10 -n6 -pn2 /dev/md/ddf0 -z 5000
|
|
# Kill subarray without having started anything (no mdmon)
|
|
mdadm --kill-subarray=5 /dev/md/ddf0
|
|
mdadm -I /dev/md/ddf0
|
|
mdadm -CR l10_3 -l10 -n6 -pn3 /dev/md/ddf0 -z 5000
|
|
|
|
assert_kill /dev/md/l10_2 4
|
|
assert_kill /dev/md/l10_3 5
|
|
|
|
# RAID5 geometries
|
|
mdadm -CR l5la -l5 -n3 --layout=ddf-N-restart /dev/md/ddf0 -z 5000
|
|
mdadm -CR l5ra -l5 -n3 --layout=ddf-zero-restart /dev/md/ddf0 -z 5000
|
|
mdadm -CR l5ls -l5 -n3 --layout=ddf-N-continue /dev/md/ddf0 -z 5000
|
|
assert_fail -CR l5rs -l5 -n3 -prs /dev/md/ddf0 -z 5000
|
|
|
|
# Stop and reassemble
|
|
mdadm -Ss
|
|
mdadm -A /dev/md/ddf0 $dev8 $dev9 $dev10 $dev11 $dev12 $dev13
|
|
mdadm -I /dev/md/ddf0
|
|
|
|
assert_kill /dev/md/l5la 4
|
|
assert_kill /dev/md/l5ls 6
|
|
assert_kill /dev/md/l5ra 5
|
|
|
|
# RAID6 geometries
|
|
assert_fail -CR l6la -l6 -n3 -pla /dev/md/ddf0 -z 5000
|
|
assert_fail -CR l6rs -l5 -n4 -prs /dev/md/ddf0 -z 5000
|
|
mdadm -CR l6la -l6 -n4 --layout=ddf-N-restart /dev/md/ddf0 -z 5000
|
|
mdadm -CR l6ra -l6 -n4 --layout=ddf-zero-restart $dev8 $dev9 $dev10 $dev11 -z 5000
|
|
mdadm -CR l6ls -l6 -n4 --layout=ddf-N-continue $dev13 $dev8 $dev9 $dev12 -z 5000
|
|
|
|
mdadm -Ss
|