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Diffstat (limited to 'tests/07changelevels')
-rw-r--r-- | tests/07changelevels | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/07changelevels b/tests/07changelevels new file mode 100644 index 0000000..0355b52 --- /dev/null +++ b/tests/07changelevels @@ -0,0 +1,51 @@ + +# Test changing of level, chunksize etc. +# Create a RAID1, convert to RAID5, add a disk, add another disk +# convert to RAID6, back to RAID5 and ultimately to RAID1 + +testK=$[64*3*6] +dd if=/dev/urandom of=/tmp/RandFile bs=1024 count=$testK +export MDADM_GROW_VERIFY=1 + +dotest() { + sleep 0.5 + check wait + testdev $md0 $1 $mdsize0 64 nd + blockdev --flushbufs $md0 + cmp -s -n $[textK*1024] $md0 /tmp/RandFile || { echo cmp failed; exit 2; } + # write something new - shift chars 4 space + tr ' -~' '$-~ -#' < /tmp/RandFile > /tmp/RandFile2 + mv /tmp/RandFile2 /tmp/RandFile + dd if=/tmp/RandFile of=$md0 +} + +bu=/tmp/md-test-backup +rm -f $bu +mdadm -CR $md0 -l1 -n2 -x1 $dev0 $dev1 $dev2 +testdev $md0 1 $mdsize0 64 +dd if=/tmp/RandFile of=$md0 +dotest 1 + +mdadm --grow $md0 -l5 -n3 --chunk 64 +dotest 2 + +mdadm $md0 --add $dev3 $dev4 +mdadm --grow $md0 -n4 --chunk 32 +dotest 3 + +mdadm -G $md0 -l6 --backup-file $bu +dotest 3 + +mdadm -G /dev/md0 --array-size $[mdsize0*2] +mdadm -G $md0 -n4 --backup-file $bu +dotest 2 + +mdadm -G $md0 -l5 --backup-file $bu +dotest 2 + +mdadm -G /dev/md0 --array-size $mdsize0 +mdadm -G $md0 -n2 --backup-file $bu +dotest 1 + +mdadm -G --level=1 $md0 +dotest 1 |