From: Xiao Ni <xni@redhat.com>
To: linux-raid@vger.kernel.org
Cc: jes.sorensen@gmail.com
Subject: [PATCH -v2 1/1] mdadm/test: Add one test case for raid5 reshape
Date: Mon, 17 Jul 2017 17:27:07 +0800 [thread overview]
Message-ID: <1500283627-15195-1-git-send-email-xni@redhat.com> (raw)
This case trys to allow raid5 reshape to use backwards direction.
It changes chunksize after reshape and stop the raid. Then start
the raid again.
Signed-off-by: Xiao Ni <xni@redhat.com>
---
tests/02r5grow | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/tests/02r5grow b/tests/02r5grow
index 386e82e..64c5599 100644
--- a/tests/02r5grow
+++ b/tests/02r5grow
@@ -34,3 +34,16 @@ check nosync
sh tests/testdev $md0 3 $[size/2] 128
mdadm -S $md0
+
+# create a raid5 array and change the chunk
+mdadm -CR $md0 --level raid5 --metadata=1.1 --chunk=32 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3
+check wait
+check state UUU
+
+mdadm $md0 --grow --chunk=64
+check reshape
+check wait
+
+mdadm -S $md0
+mdadm -As
+check state UUU
--
2.7.4
next reply other threads:[~2017-07-17 9:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-17 9:27 Xiao Ni [this message]
2017-07-18 4:37 ` [PATCH -v2 1/1] mdadm/test: Add one test case for raid5 reshape Zhilong Liu
2017-07-18 8:43 ` Xiao Ni
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