* main - tests: stress: Add multi-threads stress testing for VG/LV
@ 2021-06-03 14:39 David Teigland
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From: David Teigland @ 2021-06-03 14:39 UTC (permalink / raw)
To: lvm-devel
Gitweb: https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=692fe7bb31b6682151601f196e6274a3e8b772d5
Commit: 692fe7bb31b6682151601f196e6274a3e8b772d5
Parent: fe660467fa4c943bb0ce928e7af65572e2ddeddc
Author: Leo Yan <leo.yan@linaro.org>
AuthorDate: Thu Jun 3 17:59:14 2021 +0800
Committer: David Teigland <teigland@redhat.com>
CommitterDate: Thu Jun 3 09:39:32 2021 -0500
tests: stress: Add multi-threads stress testing for VG/LV
This patch is to add the stress testing, which launches two threads,
each thread creates LV, activate and deactivate LV in the loop; so this
can test for multi-threading in lvmlockd and its backend lock manager.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
test/shell/stress_multi_threads_1.sh | 111 +++++++++++++++++++++++++++++++++++
1 file changed, 111 insertions(+)
diff --git a/test/shell/stress_multi_threads_1.sh b/test/shell/stress_multi_threads_1.sh
new file mode 100644
index 000000000..c96fa244b
--- /dev/null
+++ b/test/shell/stress_multi_threads_1.sh
@@ -0,0 +1,111 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2021 Seagate, 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 v2.
+#
+# 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_LVMPOLLD=1
+
+. lib/inittest
+
+aux prepare_devs 6
+get_devs
+
+pvcreate -M2 "${DEVICES[@]}"
+
+vgcreate --shared -M2 "$vg1" "$dev1" "$dev2" "$dev3"
+vgcreate --shared -M2 "$vg2" "$dev4" "$dev5" "$dev6"
+
+test_vg_thread1()
+{
+ for i in {1..1000}
+ do
+ # Create new logic volume and deactivate it
+ lvcreate -a n --zero n -l 1 -n foo $vg1
+
+ # Set minor number
+ lvchange $vg1/foo -My --major=255 --minor=123
+
+ # Activate logic volume
+ lvchange $vg1/foo -a y
+
+ # Extend logic volume with 10%
+ lvextend -l+10 $vg1/foo
+
+ # Deactivate logic volume
+ lvchange $vg1/foo -a n
+
+ # Deactivate volume group
+ vgchange $vg1 -a n
+
+ # Activate volume group with shareable mode
+ vgchange $vg1 -a sy
+
+ # lvextend fails due to mismatched lock mode
+ not lvextend -l+10 $vg1/foo
+
+ # Promote volume group to exclusive mode
+ vgchange $vg1 -a ey
+
+ lvreduce -f -l-4 $vg1/foo
+
+ lvchange -an $vg1/foo
+ lvremove $vg1/foo
+ done
+}
+
+test_vg_thread2()
+{
+ for i in {1..1000}
+ do
+ # Create new logic volume and deactivate it
+ lvcreate -a n --zero n -l 1 -n foo $vg2
+
+ # Set minor number
+ lvchange $vg2/foo -My --major=255 --minor=124
+
+ # Activate logic volume
+ lvchange $vg2/foo -a y
+
+ # Extend logic volume with 10%
+ lvextend -l+10 $vg2/foo
+
+ # Deactivate logic volume
+ lvchange $vg2/foo -a n
+
+ # Deactivate volume group
+ vgchange $vg2 -a n
+
+ # Activate volume group with shareable mode
+ vgchange $vg2 -a sy
+
+ # lvextend fails due to mismatched lock mode
+ not lvextend -l+10 $vg2/foo
+
+ # Promote volume group to exclusive mode
+ vgchange $vg2 -a ey
+
+ lvreduce -f -l-4 $vg2/foo
+
+ lvchange -an $vg2/foo
+ lvremove $vg2/foo
+ done
+}
+
+test_vg_thread1 &
+WAITPID=$!
+
+test_vg_thread2 &
+WAITPID="$WAITPID "$!
+
+wait $WAITPID
+
+vgremove -ff $vg1
+vgremove -ff $vg2
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