From 481433482942c2ee2990965af394eff059990901 Mon Sep 17 00:00:00 2001 From: Yu Kuai Date: Mon, 29 May 2023 21:28:25 +0800 Subject: [PATCH 150/165] tests: add a regression test that reshape can corrupt data This is a regression test for commit 1544e95c6dd8 ("md: fix data corruption for raid456 when reshape restart while grow up"). Signed-off-by: Yu Kuai Signed-off-by: Jes Sorensen --- tests/25raid456-reshape-corrupt-data | 35 ++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 tests/25raid456-reshape-corrupt-data diff --git a/tests/25raid456-reshape-corrupt-data b/tests/25raid456-reshape-corrupt-data new file mode 100644 index 00000000..fdb875fb --- /dev/null +++ b/tests/25raid456-reshape-corrupt-data @@ -0,0 +1,35 @@ +devs="$dev0 $dev1 $dev2" + +set_up_test() +{ + mdadm -Cv -R -n 3 -l5 $md0 $devs --size=50M || die "create array failed" + mdadm -a $md0 $dev3 || die "failed to bind new disk to array" + mkfs.xfs -f $md0 || die "mkfs failed" + xfs_ncheck $md0 || die "check fs failed" +} + +clean_up_test() +{ + mdadm -S $md0 +} + +trap 'clean_up_test' EXIT + +set_up_test || die "set up test failed" + +# trigger reshape +echo 1000 > /sys/block/md0/md/sync_speed_max +mdadm --grow -l 6 $md0 +sleep 1 + +# stop and start reshape +echo frozen > /sys/block/md0/md/sync_action +echo system > /sys/block/md0/md/sync_speed_max +echo reshape > /sys/block/md0/md/sync_action + +mdadm -W $md0 + +# check if data is corrupted +xfs_ncheck $md0 || die "data is corrupted after reshape" + +exit 0 -- 2.40.1