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tests: check thin-pool corner case allocs

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This commit is contained in:
Zdenek Kabelac 2021-01-12 23:26:16 +01:00
parent 0b6ee6a912
commit 71162b2b4e
1 changed files with 26 additions and 4 deletions
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28
test/shell/lvcreate-thin-limits.sh
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@ -27,13 +27,35 @@ aux can_use_16T || skip
aux have_thin 1 0 0 || skip
which mkfs.ext4 || skip
aux prepare_pvs 1 16777216
# 16T device
aux prepare_pvs 2 8388608
get_devs
vgcreate $SHARED -s 4K "$vg" "${DEVICES[@]}"
# gives 16777215M device
vgcreate $SHARED -s 4M "$vg" "${DEVICES[@]}"
not lvcreate -T -L15.995T --poolmetadatasize 5G $vg/pool
# For 1st. pass only single PV
lvcreate -l100%PV --name $lv1 $vg "$dev2"
for i in 1 0
do
SIZE=$(get vg_field "$vg" vg_free --units m)
SIZE=${SIZE%%\.*}
# ~16T - 2 * 5G + something -> should not fit
not lvcreate -Zn -T -L$(( SIZE - 2 * 5 * 1024 + 1 )) --poolmetadatasize 5G $vg/pool
check vg_field "$vg" lv_count "$i"
# Should fit data + metadata + pmspare
lvcreate -Zn -T -L$(( SIZE - 2 * 5 * 1024 )) --poolmetadatasize 5G $vg/pool
check vg_field "$vg" vg_free "0"
lvs -ao+seg_pe_ranges $vg
# Remove everything for 2nd. pass
lvremove -ff $vg
done
vgremove -ff $vg