46 lines
1.3 KiB
Plaintext
46 lines
1.3 KiB
Plaintext
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#
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# test the reshape code by using test_reshape and the
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# kernel md code to move data into and out of variously
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# shaped md arrays.
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set -x
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layouts=(la ra ls rs)
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for level in 5 6
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do
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for chunk in 4 8 16 32 64 128
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do
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devs="$dev1"
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for disks in 2 3 4 5 6
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do
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eval devs=\"$devs \$dev$disks\"
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if [ " $level $disks" = " 6 3" -o " $level $disks" = " 6 2" ]
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then continue
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fi
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for nlayout in 0 1 2 3
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do
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layout=${layouts[$nlayout]}
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size=$[chunk*(disks-(level-4))*disks]
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# test restore: make a raid5 from a file, then do a compare
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dd if=/dev/urandom of=/tmp/RandFile bs=1024 count=$size
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$dir/test_stripe restore /tmp/RandFile $disks $[chunk*1024] $level $nlayout 0 $[size*1024] $devs
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mdadm -CR -e 1.0 $md0 -amd -l$level -n$disks --assume-clean -c $chunk -p $layout $devs
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cmp -s -n $[size*1024] $md0 /tmp/RandFile || { echo cmp failed ; exit 2; }
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# FIXME check parity
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# test save
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dd if=/dev/urandom of=$md0 bs=1024 count=$size
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blockdev --flushbufs $md0 $devs; sync
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> /tmp/NewRand
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$dir/test_stripe save /tmp/NewRand $disks $[chunk*1024] $level $nlayout 0 $[size*1024] $devs
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cmp -s -n $[size*1024] $md0 /tmp/NewRand || { echo cmp failed ; exit 2; }
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mdadm -S $md0
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udevadm settle
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done
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done
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done
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done
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exit 0
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