mirror of
git://sourceware.org/git/lvm2.git
synced 2024-12-21 13:34:40 +03:00
214235367b
Tests that want to use lvcreate to create a new origin LV and then combine it with an existing cache pool to create a cache LV.
74 lines
2.0 KiB
Bash
74 lines
2.0 KiB
Bash
#!/usr/bin/env bash
|
|
|
|
# Copyright (C) 2017 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
|
|
|
|
# Exercise cache flushing is abortable
|
|
|
|
|
|
SKIP_WITH_LVMPOLLD=1
|
|
|
|
. lib/inittest
|
|
|
|
aux have_cache 1 3 0 || skip
|
|
|
|
aux prepare_vg 2
|
|
|
|
# Data device on later delayed dev1
|
|
lvcreate -L4 -n cpool $vg "$dev1"
|
|
lvconvert -y --type cache-pool $vg/cpool "$dev2"
|
|
lvcreate -H -L 4 -n $lv1 --chunksize 32k --cachemode writeback --cachepool $vg/cpool $vg "$dev2"
|
|
|
|
#
|
|
# Ensure cache gets promoted blocks
|
|
#
|
|
for i in $(seq 1 10) ; do
|
|
echo 3 >/proc/sys/vm/drop_caches
|
|
dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=64K count=20 conv=fdatasync || true
|
|
echo 3 >/proc/sys/vm/drop_caches
|
|
dd if="$DM_DEV_DIR/$vg/$lv1" of=/dev/null bs=64K count=20 || true
|
|
done
|
|
|
|
|
|
# Delay dev to ensure we have some time to 'capture' interrupt in flush
|
|
aux delay_dev "$dev1" 100 0 "$(get first_extent_sector "$dev1"):"
|
|
|
|
# TODO, how to make writeback cache dirty
|
|
test "$(get lv_field $vg/$lv1 cache_dirty_blocks)" -gt 0 || {
|
|
lvdisplay --maps $vg
|
|
skip "Cannot make a dirty writeback cache LV."
|
|
}
|
|
|
|
sync
|
|
dd if=/dev/zero of="$DM_DEV_DIR/$vg/$lv1" bs=4k count=100 conv=fdatasync
|
|
|
|
LVM_TEST_TAG="kill_me_$PREFIX" lvconvert -v --splitcache $vg/$lv1 >logconvert 2>&1 &
|
|
PID_CONVERT=$!
|
|
for i in {1..50}; do
|
|
dmsetup table "$vg-$lv1" | grep cleaner && break
|
|
test "$i" -ge 100 && die "Waited for cleaner policy on $vg/$lv1 too long!"
|
|
echo "Waiting for cleaner policy on $vg/$lv1"
|
|
sleep .05
|
|
done
|
|
kill -INT $PID_CONVERT
|
|
aux enable_dev "$dev1"
|
|
wait
|
|
|
|
grep -E "Flushing.*aborted" logconvert || {
|
|
cat logconvert || true
|
|
vgremove -f $vg
|
|
die "Flushing of $vg/$lv1 not aborted ?"
|
|
}
|
|
|
|
# check the table got restored
|
|
check grep_dmsetup table $vg-$lv1 "writeback"
|
|
|
|
vgremove -f $vg
|