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