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mdadm/SOURCES/0148-tests-add-a-regression...

60 lines
1.6 KiB

From 4db8a3d452daaf2def41ca45c36e36c5781627ac Mon Sep 17 00:00:00 2001
From: Yu Kuai <yukuai3@huawei.com>
Date: Mon, 29 May 2023 21:28:23 +0800
Subject: [PATCH 148/165] tests: add a regression test that raid456 can't
assemble
If recovery is interrupted and reshape is started, then this array can't
assemble anymore. The problem is supposed to be fixed by [1].
[1] https://lore.kernel.org/linux-raid/20230529031045.1760883-1-yukuai1@huaweicloud.com/
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
---
tests/25raid456-reshape-while-recovery | 32 ++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
create mode 100644 tests/25raid456-reshape-while-recovery
diff --git a/tests/25raid456-reshape-while-recovery b/tests/25raid456-reshape-while-recovery
new file mode 100644
index 00000000..b9f871f2
--- /dev/null
+++ b/tests/25raid456-reshape-while-recovery
@@ -0,0 +1,32 @@
+devs="$dev0 $dev1 $dev2"
+
+set_up_test()
+{
+ mdadm -Cv -R -n 3 -l5 $md0 $devs --assume-clean --size=50M || die "create array failed"
+ mdadm -a $md0 $dev3 $dev4 || die "failed to bind new disk to array"
+ echo 1000 > /sys/block/md0/md/sync_speed_max
+}
+
+clean_up_test()
+{
+ mdadm -S $md0
+}
+
+trap 'clean_up_test' EXIT
+
+set_up_test || die "set up test failed"
+
+# set up replacement
+echo want_replacement > /sys/block/md0/md/rd0/state
+sleep 1
+
+# trigger reshape
+echo frozen > /sys/block/md0/md/sync_action
+mdadm --grow -l 6 $md0
+sleep 1
+
+# reassemeble array
+mdadm -S $md0 || die "can't stop array"
+mdadm --assemble $md0 $devs $dev3 $dev4 || die "can't assemble array"
+
+exit 0
--
2.40.1