34 lines
647 B
Text
34 lines
647 B
Text
devs="$dev0 $dev1 $dev2"
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set_up_test()
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{
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mdadm -Cv -R -n 3 -l5 $md0 $devs --size=10M || die "create array failed"
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mdadm -a $md0 $dev3 || die "failed to bind new disk to array"
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echo 1000 > /sys/block/md0/md/sync_speed_max
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}
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clean_up_test()
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{
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echo idle > /sys/block/md0/md/sync_action
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mdadm -S $md0
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}
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trap 'clean_up_test' EXIT
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set_up_test || die "set up test failed"
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# trigger reshape
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mdadm --grow -l 6 $md0
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sleep 2
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# stop reshape
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echo frozen > /sys/block/md0/md/sync_action
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# read accross reshape
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dd if=$md0 of=/dev/NULL bs=1m count=100 iflag=direct &> /dev/null &
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sleep 2
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# suspend array
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echo 1 > /sys/block/md0/md/suspend_lo
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exit 0
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