This case mainly tested the resize feature of raid10. Signed-off-by: Zhilong Liu <zlliu@xxxxxxxx> --- tests/02r10grow-resize | 103 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 tests/02r10grow-resize diff --git a/tests/02r10grow-resize b/tests/02r10grow-resize new file mode 100644 index 0000000..d376a83 --- /dev/null +++ b/tests/02r10grow-resize @@ -0,0 +1,103 @@ + +# Create some raid10 arrays and test resize +devs="$dev0 $dev1 $dev2 $dev3" +for metadata in 0.90 1.2 +do + for chunk in 64 128 + do + for lo in n2 n3 o2 o3 + do + mdadm -CR -l raid10 -e $metadata -b internal --chunk=$chunk --layout $lo --size $[size/2] --raid-disks 4 $md0 $devs + check resync + check wait + check raid10 + check state UUUU + + mdadm --grow $md0 --size max + check resync + check wait + check raid10 + check state UUUU + + mdadm --grow $md0 --size $(expr $chunk - 1) + [ $? -eq 0 ] && exit 1 + + mdadm --grow $md0 --size $[size/2] + check nosync + check raid10 + check state UUUU + + mdadm -S $md0 + done + done +done + +# doesn't support to resize raid10 based on far mode +for metadata in 1.0 1.1 +do + for lo in f2 f3 + do + mdadm -CR -l raid10 -e $metadata -b internal --chunk=64 --layout $lo --size $[size/2] --raid-disks 4 $md0 $devs + check resync + check wait + check raid10 + check state UUUU + + mdadm --grow $md0 --size max + [ $? -eq 0 ] && exit 1 + + mdadm --grow $md0 --size 63 + [ $? -eq '0' ] && exit 1 + + mdadm --grow $md0 --size 256 + [ $? -eq '0' ] && exit 1 + + mdadm -S $md0 + done +done + +# doesn't support to resize raid10 based-on external bitmap +bm=$targetdir/bm +[ -f $bm ] && rm $bm +mdadm -CR $md0 --level raid10 --metadata=1.1 -b $bm --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 +check wait +check raid10 +check state UUUU + +mdadm --grow $md0 --size max +[ $? -eq '0' ] && exit 1 + +mdadm --grow $md0 --size 127 +[ $? -eq '0' ] && exit 1 + +mdadm --grow $md0 --size 256 +[ $? -eq '0' ] && exit 1 + +rm $bm +mdadm -S $md0 + +# same again with version 1.1 superblock +mdadm -CR $md0 --level raid10 --metadata=1.1 --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 +check wait +check raid10 +check state UUUU + +mdadm --grow $md0 --size max +check resync +check wait +check raid10 +check state UUUU +testdev $md0 2 $[mdsize1_l] 128 + +mdadm --grow $md0 --size 127 +[ $? -eq 0 ] && exit 1 + +mdadm --grow $md0 --size $[size/2] +check nosync +check raid10 +check state UUUU +testdev $md0 2 $[size/2] 128 + +mdadm -S $md0 + +exit 0 -- 1.8.5.6 -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
