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tests: check vdopool policy extension

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Check pool will grow even with small policy amount.
This commit is contained in:
Zdenek Kabelac 2020-09-22 15:44:31 +02:00
parent 3a3307c0d8
commit cbed63eeb9
1 changed files with 21 additions and 1 deletions
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22
test/shell/lvextend-vdo.sh
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@ -17,7 +17,9 @@ SKIP_WITH_LVMPOLLD=1
aux have_vdo 6 2 0 || skip aux have_vdo 6 2 0 || skip
aux lvmconf 'allocation/vdo_slab_size_mb = 128' aux lvmconf "activation/vdo_pool_autoextend_percent = 1" \
"activation/vdo_pool_autoextend_threshold = 70" \
"allocation/vdo_slab_size_mb = 128"
aux prepare_vg 1 7000 aux prepare_vg 1 7000
lvcreate --vdo -V3G -L4G -n $lv1 $vg/$lv2 lvcreate --vdo -V3G -L4G -n $lv1 $vg/$lv2
@ -31,4 +33,22 @@ check lv_field $vg/${lv2}_vdata size "5.00g"
lvextend -L+1G $vg/$lv1 lvextend -L+1G $vg/$lv1
check lv_field $vg/$lv1 size "4.00g" check lv_field $vg/$lv1 size "4.00g"
lvremove -f $vg
# Resize by policy
lvcreate --vdo -V3G -L4G -n $lv1 $vg/$lv2
# Fill VDO LV to match configured threshold >= 70%
dd if=/dev/urandom of="$DM_DEV_DIR/$vg/$lv1" bs=1M count=60 oflag=direct
PERCENT=$(get lv_field $vg/$lv2 data_percent | cut -d. -f1)
test "$PERCENT" -ge "70"
lvextend --use-policies "$vg/$lv2"
# although autoextend is only 1%, it needs to extend at least by slab_size
# this is corner case where min growth requires 128M + 128k
check lv_field $vg/$lv2 size "<4.13g"
vgremove -ff $vg vgremove -ff $vg