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lvm2/test/shell/pvmove-resume-multiseg.sh
Zdenek Kabelac daca6e2c22 tests: even more aggressive throttling
Try if the test gets slowed down with slower mirroring (1)
or we would need something better to beat the race.
2021-03-22 22:36:37 +01:00

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#!/usr/bin/env bash
# Copyright (C) 2015 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
# Check whether all available pvmove resume methods works as expected.
# lvchange is able to resume pvmoves in progress.
# Multisegment variant w/ 2 pvmoves LVs per VG
SKIP_WITH_LVMLOCKD=1
. lib/inittest
aux prepare_pvs 5 30
aux throttle_dm_mirror || :
vgcreate -s 128k $vg "$dev1" "$dev2" "$dev3"
pvcreate --metadatacopies 0 "$dev4" "$dev5"
vgextend $vg "$dev4" "$dev5"
# $1 resume fn
test_pvmove_resume() {
# Create multisegment LV
lvcreate -an -Zn -l30 -n $lv1 $vg "$dev1"
lvextend -l+30 $vg/$lv1 "$dev2"
# next LV on same VG and differetnt PV (we want to test 2 pvmoves per VG)
lvcreate -an -Zn -l30 -n $lv2 $vg "$dev3"
aux delay_dev "$dev4" 0 200 "$(get first_extent_sector "$dev4"):"
test -e HAVE_DM_DELAY || { lvremove -f $vg; return 0; }
aux delay_dev "$dev5" 0 200 "$(get first_extent_sector "$dev5"):"
pvmove -i5 "$dev1" "$dev4" &
PVMOVE=$!
aux wait_pvmove_lv_ready "$vg-pvmove0" 300
kill -9 $PVMOVE
pvmove -i5 -n $vg/$lv2 "$dev3" "$dev5" &
PVMOVE=$!
aux wait_pvmove_lv_ready "$vg-pvmove1" 300
kill -9 $PVMOVE
if test -e LOCAL_LVMPOLLD ; then
aux prepare_lvmpolld
fi
wait
while dmsetup status "$vg-$lv1"; do dmsetup remove "$vg-$lv1" || true; done
while dmsetup status "$vg-$lv2"; do dmsetup remove "$vg-$lv2" || true; done
while dmsetup status "$vg-pvmove0"; do dmsetup remove "$vg-pvmove0" || true; done
while dmsetup status "$vg-pvmove1"; do dmsetup remove "$vg-pvmove1" || true; done
check lv_attr_bit type $vg/pvmove0 "p"
check lv_attr_bit type $vg/pvmove1 "p"
if test -e LOCAL_CLVMD ; then
# giveup all clvmd locks (faster then restarting clvmd)
# no deactivation happen, nodes are already removed
#vgchange -an $vg
# FIXME: However above solution has one big problem
# as clvmd starts to abort on internal errors on various
# errors, based on the fact pvmove is killed -9
# Restart clvmd
kill "$(< LOCAL_CLVMD)"
for i in $(seq 1 100) ; do
test $i -eq 100 && die "Shutdown of clvmd is too slow."
test -e "$CLVMD_PIDFILE" || break
sleep .1
done # wait for the pid removal
aux prepare_clvmd
fi
## rm -f debug.log_DEBUG*
# lvs -ao+devices $vg
# call resume function (see below)
# with expected number of spawned
# bg polling as parameter
$1 2
aux enable_dev "$dev4"
aux enable_dev "$dev5"
i=0
while get lv_field $vg name -a | grep -E "^\[?pvmove"; do
# wait for 30 secs at max
test $i -ge 300 && die "Pvmove is too slow or does not progress."
sleep .1
i=$((i + 1))
done
aux kill_tagged_processes
lvremove -ff $vg
# drop debug logs from killed lvm2 commands
rm -f debug.log_DEBUG*
}
lvchange_single() {
LVM_TEST_TAG="kill_me_$PREFIX" lvchange -aey $vg/$lv1
LVM_TEST_TAG="kill_me_$PREFIX" lvchange -aey $vg/$lv2
}
lvchange_all() {
LVM_TEST_TAG="kill_me_$PREFIX" lvchange -aey $vg/$lv1 $vg/$lv2
# we don't want to spawn more than $1 background pollings
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 1 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 1 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq $1
fi
}
vgchange_single() {
LVM_TEST_TAG="kill_me_$PREFIX" vgchange -aey $vg
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 1 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 1 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq "$1"
fi
}
pvmove_fg() {
# pvmove resume requires LVs active...
LVM_TEST_TAG="kill_me_$PREFIX" vgchange --config 'activation{polling_interval=10}' -aey --poll n $vg
# ...also vgchange --poll n must not spawn any bg processes...
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq 0
fi
# ...thus finish polling
get lv_field $vg name -a | grep -E "^\[?pvmove0"
get lv_field $vg name -a | grep -E "^\[?pvmove1"
# disable delay device
# fg pvmove would take ages to complete otherwise
aux enable_dev "$dev4"
aux enable_dev "$dev5"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove
}
pvmove_bg() {
# pvmove resume requires LVs active...
LVM_TEST_TAG="kill_me_$PREFIX" vgchange --config 'activation{polling_interval=10}' -aey --poll n $vg
# ...also vgchange --poll n must not spawn any bg processes...
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq 0
fi
# ...thus finish polling
get lv_field $vg name -a | grep -E "^\[?pvmove0"
get lv_field $vg name -a | grep -E "^\[?pvmove1"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove -b
}
pvmove_fg_single() {
# pvmove resume requires LVs active...
LVM_TEST_TAG="kill_me_$PREFIX" vgchange --config 'activation{polling_interval=10}' -aey --poll n $vg
# ...also vgchange --poll n must not spawn any bg processes...
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq 0
fi
# ...thus finish polling
get lv_field $vg name -a | grep -E "^\[?pvmove0"
get lv_field $vg name -a | grep -E "^\[?pvmove1"
# disable delay device
# fg pvmove would take ages to complete otherwise
aux enable_dev "$dev4"
aux enable_dev "$dev5"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove "$dev1"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove "$dev3"
}
pvmove_bg_single() {
# pvmove resume requires LVs active...
LVM_TEST_TAG="kill_me_$PREFIX" vgchange --config 'activation{polling_interval=10}' -aey --poll n $vg
# ...also vgchange --poll n must not spawn any bg processes...
if test -e LOCAL_LVMPOLLD; then
aux lvmpolld_dump | tee lvmpolld_dump.txt
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove0"
aux check_lvmpolld_init_rq_count 0 "$vg/pvmove1"
else
test "$(aux count_processes_with_tag)" -eq 0
fi
# ...thus finish polling
get lv_field $vg name -a | grep -E "^\[?pvmove0"
get lv_field $vg name -a | grep -E "^\[?pvmove1"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove -b "$dev1"
LVM_TEST_TAG="kill_me_$PREFIX" pvmove -b "$dev3"
}
test_pvmove_resume lvchange_single
test_pvmove_resume lvchange_all
test_pvmove_resume vgchange_single
test_pvmove_resume pvmove_fg
test_pvmove_resume pvmove_fg_single
test_pvmove_resume pvmove_bg
test_pvmove_resume pvmove_bg_single
vgremove -ff $vg