add checking "component_size > chunk_size" add checking resize doesn't support with external-file bitmap. add some basic checking. Signed-off-by: Zhilong Liu <zlliu@xxxxxxxx> --- tests/02r6grow | 36 --------------------------- tests/02r6grow-resize | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 69 insertions(+), 36 deletions(-) delete mode 100644 tests/02r6grow create mode 100644 tests/02r6grow-resize diff --git a/tests/02r6grow b/tests/02r6grow deleted file mode 100644 index 759e627..0000000 --- a/tests/02r6grow +++ /dev/null @@ -1,36 +0,0 @@ - - -# create a small raid6 array, make it larger. Then make it smaller - -mdadm -CR $md0 -e 0.90 --level raid6 --chunk=64 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 -check wait -check state UUUU -testdev $md0 2 $[size/2] 32 - -mdadm --grow $md0 --size max -check resync -check wait -testdev $md0 2 $mdsize0 32 - -mdadm --grow $md0 --size $[size/2] -check nosync -testdev $md0 2 $[size/2] 32 - -mdadm -S $md0 - -# same again with version 1.1 superblock -mdadm -CR $md0 --level raid6 --metadata=1.1 --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 -check wait -check state UUUU -testdev $md0 2 $[size/2] 128 - -mdadm --grow $md0 --size max -check resync -check wait -testdev $md0 2 $[mdsize1_l] 128 - -mdadm --grow $md0 --size $[size/2] -check nosync -testdev $md0 2 $[size/2] 128 - -mdadm -S $md0 diff --git a/tests/02r6grow-resize b/tests/02r6grow-resize new file mode 100644 index 0000000..c5c3301 --- /dev/null +++ b/tests/02r6grow-resize @@ -0,0 +1,69 @@ + + +# create a small raid6 array, make it larger. Then make it smaller +mdadm -CR $md0 -e 0.90 --level raid6 --chunk=64 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 +check wait +check raid6 +check state UUUU +testdev $md0 2 $[size/2] 32 + +mdadm --grow $md0 --size max +check resync +check wait +check raid6 +check state UUUU +testdev $md0 2 $mdsize0 32 + +# resize the component_size less than chunk_size +mdadm --grow $md0 --size 63 +[ $? -eq '0' ] && exit 1 + +mdadm --grow $md0 --size $[size/2] +check nosync +check raid6 +check state UUUU +testdev $md0 2 $[size/2] 32 + +mdadm -S $md0 + +# same again with version 1.1 superblock +mdadm -CR $md0 --level raid6 --metadata=1.1 --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 +check wait +check raid6 +check state UUUU +testdev $md0 2 $[size/2] 128 + +mdadm --grow $md0 --size max +check resync +check wait +check raid6 +check state UUUU +testdev $md0 2 $[mdsize1_l] 128 + +# resize the component_size less than chunk_size +mdadm --grow $md0 --size 127 +[ $? -eq '0' ] && exit 1 + +mdadm --grow $md0 --size $[size/2] +check nosync +check raid6 +check state UUUU +testdev $md0 2 $[size/2] 128 + +mdadm -S $md0 + +# doesn't support to resize raid6 based-on external bitmap +bm=$targetdir/bm +[ -f $bm ] && rm $bm +mdadm -CR $md0 --level raid6 --metadata=1.1 -b $bm --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 +check wait +check raid6 +check state UUUU + +mdadm --grow $md0 --size max +[ $? -eq '0' ] && exit 1 + +rm $bm +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
