| #!/bin/sh |
| # Copyright (C) 2011-2016 Red Hat, Inc. All rights reserved. |
| # |
| # This copyrighted material is made available to anyone wishing to use, |
| # modify, copy, or redistribute it subject to the terms and conditions |
| # of the GNU General Public License v.2. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software Foundation, |
| # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| |
| SKIP_WITH_LVMLOCKD=1 |
| SKIP_WITH_LVMPOLLD=1 |
| |
| . lib/inittest |
| |
| lv_devices() { |
| test $3 -eq $(get lv_devices $1/$2 | wc -w) |
| } |
| |
| ######################################################## |
| # MAIN |
| ######################################################## |
| aux have_raid 1 3 0 || skip |
| |
| aux prepare_pvs 6 20 # 6 devices for RAID10 (2-mirror,3-stripe) test |
| vgcreate -s 512k $vg $(cat DEVICES) |
| |
| ########################################### |
| # Create, wait for sync, remove tests |
| ########################################### |
| # Create RAID1 (implicit 2-way) |
| lvcreate --type raid1 -l 2 -n $lv1 $vg |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| |
| # Create RAID1 (explicit 2-way) |
| lvcreate --type raid1 -m 1 -l 2 -n $lv1 $vg |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| |
| # Create RAID1 (explicit 3-way) |
| lvcreate --type raid1 -m 2 -l 2 -n $lv1 $vg |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| |
| # Create RAID1 (explicit 3-way) - Set min/max recovery rate |
| lvcreate --type raid1 -m 2 -l 2 \ |
| --minrecoveryrate 50 --maxrecoveryrate 1M \ |
| -n $lv1 $vg |
| check lv_field $vg/$lv1 raid_min_recovery_rate 50 |
| check lv_field $vg/$lv1 raid_max_recovery_rate 1024 |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| |
| # Create RAID 4/5/6 (explicit 3-stripe + parity devs) |
| for i in raid4 \ |
| raid5 raid5_ls raid5_la raid5_rs raid5_ra \ |
| raid6 raid6_zr raid6_nr raid6_nc; do |
| |
| lvcreate --type $i -l 3 -i 3 -n $lv1 $vg |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| done |
| |
| # Create RAID 4/5/6 (explicit 3-stripe + parity devs) - Set min/max recovery |
| for i in raid4 \ |
| raid5 raid5_ls raid5_la raid5_rs raid5_ra \ |
| raid6 raid6_zr raid6_nr raid6_nc; do |
| |
| lvcreate --type $i -l 3 -i 3 \ |
| --minrecoveryrate 50 --maxrecoveryrate 1M \ |
| -n $lv1 $vg |
| check lv_field $vg/$lv1 raid_min_recovery_rate 50 |
| check lv_field $vg/$lv1 raid_max_recovery_rate 1024 |
| aux wait_for_sync $vg $lv1 |
| lvremove -ff $vg |
| done |
| |
| # Create RAID using 100%FREE |
| ############################ |
| # 6 PVs with 19m in each PV. |
| # 1 metadata LV = 1 extent = .5m |
| # 1 image = 37+38+38 extents = 56.50m = lv_size |
| lvcreate --type raid1 -m 1 -l 100%FREE -an -Zn -n raid1 $vg |
| check lv_field $vg/raid1 size "56.50m" |
| lvremove -ff $vg |
| |
| # 1 metadata LV = 1 extent |
| # 1 image = 37 extents = 18.5m |
| # 5 images = 185 extents = 92.5m = lv_size |
| lvs -a $vg |
| lvcreate --type raid5 -i 5 -l 100%FREE -an -Zn -n raid5 $vg |
| check lv_field $vg/raid5 size "92.50m" |
| lvremove -ff $vg |
| |
| # 1 image = 37+38 extents |
| # 2 images = 150 extents = 75.00m = lv_size |
| lvcreate --type raid5 -i 2 -l 100%FREE -an -Zn -n raid5 $vg |
| check lv_field $vg/raid5 size "75.00m" |
| lvremove -ff $vg |
| |
| # 1 image = 37 extents |
| # 4 images = 148 extents = 74.00m = lv_size |
| lvcreate --type raid6 -i 4 -l 100%FREE -an -Zn -n raid6 $vg |
| check lv_field $vg/raid6 size "74.00m" |
| lvremove -ff $vg |
| |
| ### |
| # For following tests eat 18 of 37 extents from dev1, leaving 19 |
| lvcreate -l 18 -an -Zn -n eat_space $vg "$dev1" |
| EAT_SIZE=$(get lv_field $vg/eat_space size) |
| |
| # Using 100% free should take the rest of dev1 and equal from dev2 |
| # 1 meta takes 1 extent |
| # 1 image = 19 extents = 9.50m = lv_size |
| lvcreate --type raid1 -m 1 -l 100%FREE -an -Zn -n raid1 $vg "$dev1" "$dev2" |
| check lv_field $vg/raid1 size "9.50m" |
| # Ensure image size is the same as the RAID1 size |
| check lv_field $vg/raid1 size $(get lv_field $vg/raid1_rimage_0 size -a) |
| # Amount remaining in dev2 should equal the amount taken by 'lv' in dev1 |
| check pv_field "$dev2" pv_free "$EAT_SIZE" |
| lvremove -ff $vg/raid1 |
| |
| # Using 100% free should take the rest of dev1 and equal amount from the rest |
| # 1 meta takes 1 extent |
| # 1 image = 19 extents = 9.50m |
| # 5 images = 95 extents = 47.50m = lv_size |
| lvcreate --type raid5 -i 5 -l 100%FREE -an -Zn -n raid5 $vg |
| check lv_field $vg/raid5 size "47.50m" |
| # Amount remaining in dev6 should equal the amount taken by 'lv' in dev1 |
| check pv_field "$dev6" pv_free "$EAT_SIZE" |
| lvremove -ff $vg/raid5 |
| |
| # Using 100% free should take the rest of dev1, an equal amount |
| # from 2 more devs, and all extents from 3 additional devs |
| # 1 meta takes 1 extent |
| # 1 image = 19+39 extents |
| # 2 images = 114 extents = 57.00m = lv_size |
| lvcreate --type raid5 -i 2 -l 100%FREE -an -Zn -n raid5 $vg |
| check lv_field $vg/raid5 size "57.00m" |
| lvremove -ff $vg/raid5 |
| |
| # Let's do some stripe tests too |
| # Using 100% free should take the rest of dev1 and an equal amount from rest |
| # 1 image = 20 extents |
| # 6 images = 120 extents = 60.00m = lv_size |
| lvcreate -i 6 -l 100%FREE -an -Zn -n stripe $vg |
| check lv_field $vg/stripe size "60.00m" |
| lvremove -ff $vg/stripe |
| |
| # Using 100% free should take the rest of dev1, an equal amount from |
| # one more dev, and all of the remaining 4 |
| # 1 image = 20+38+38 extents |
| # 2 images = 192 extents = 96.00m = lv_size |
| lvcreate -i 2 -l 100%FREE -an -Zn -n stripe $vg |
| check lv_field $vg/stripe size "96.00m" |
| |
| lvremove -ff $vg |
| # end of use of '$vg/eat_space' |
| ### |
| |
| # Create RAID (implicit stripe count based on PV count) |
| ####################################################### |
| |
| # Not enough drives |
| not lvcreate --type raid1 -l1 $vg "$dev1" |
| not lvcreate --type raid5 -l2 $vg "$dev1" "$dev2" |
| not lvcreate --type raid6 -l3 $vg "$dev1" "$dev2" "$dev3" "$dev4" |
| |
| # Implicit count comes from #PVs given (always 2 for mirror though) |
| lvcreate --type raid1 -l1 -an -Zn -n raid1 $vg "$dev1" "$dev2" |
| lv_devices $vg raid1 2 |
| lvcreate --type raid5 -l2 -an -Zn -n raid5 $vg "$dev1" "$dev2" "$dev3" |
| lv_devices $vg raid5 3 |
| lvcreate --type raid6 -l3 -an -Zn -n raid6 $vg "$dev1" "$dev2" "$dev3" "$dev4" "$dev5" |
| lv_devices $vg raid6 5 |
| lvremove -ff $vg |
| |
| # Implicit count comes from total #PVs in VG (always 2 for mirror though) |
| # Defaults -i2 even though more PVs listed |
| lvcreate --type raid1 -l1 -an -Zn -n raid1 $vg |
| lv_devices $vg raid1 2 |
| lvcreate --type raid5 -l2 -an -Zn -n raid5 $vg |
| lv_devices $vg raid5 3 |
| lvcreate --type raid6 -l3 -an -Zn -n raid6 $vg |
| lv_devices $vg raid6 5 |
| lvremove -ff $vg |
| |
| |
| ######################################################## |
| # Try again with backward compatible old logic applied # |
| ######################################################## |
| aux lvmconf 'allocation/raid_stripe_all_devices = 1' |
| |
| # Implicit count comes from total #PVs in VG (always 2 for mirror though) |
| lvcreate --type raid1 -l1 -an -Zn -n raid1 $vg |
| lv_devices $vg raid1 2 |
| lvcreate --type raid5 -l2 -an -Zn -n raid5 $vg |
| lv_devices $vg raid5 6 |
| lvcreate --type raid6 -l3 -an -Zn -n raid6 $vg |
| lv_devices $vg raid6 6 |
| |
| vgremove -ff $vg |
