138 lines
2.2 KiB
Plaintext
138 lines
2.2 KiB
Plaintext
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# create a raid0 array from 3 devices, and assemble it in a multitude of ways.
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# explicitly list devices
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# uuid, md-minor on command line with wildcard devices
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# mdadm.conf file
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mdadm -CR $md2 -l0 -n3 $dev0 $dev1 $dev2
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check raid0
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tst="testdev $md2 3 $mdsize1_l 512"
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$tst
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uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
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mdadm -S $md2
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mdadm -A $md2 $dev0 $dev1 $dev2
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$tst
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mdadm -S $md2
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mdadm -A $md2 -u $uuid $devlist
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$tst
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mdadm -S $md2
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mdadm --assemble $md2 --name=2 $devlist
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$tst
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mdadm -S $md2
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conf=$targetdir/mdadm.conf
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{
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echo DEVICE $devlist
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echo array $md2 UUID=$uuid
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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mdadm -S $md2
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{
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echo DEVICE $devlist
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echo array $md2 name=2
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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mdadm -S $md2
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{
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echo DEVICE $devlist
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echo array $md2 devices=$dev0,$dev1,$dev2
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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echo "DEVICE $devlist" > $conf
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mdadm -Db $md2 >> $conf
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mdadm -S $md2
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mdadm --assemble --scan --config=$conf $md2
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$tst
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mdadm -S $md2
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echo " metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
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mdadm --assemble --scan --config=$conf $md2
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$tst
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mdadm -S $md2
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### Now for version 0...
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mdadm --zero-superblock $dev0 $dev1 $dev2
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mdadm -CR $md2 -l0 --metadata=0.90 -n3 $dev0 $dev1 $dev2
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check raid0
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tst="testdev $md2 3 $mdsize0 512"
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$tst
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uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
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mdadm -S $md2
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mdadm -A $md2 $dev0 $dev1 $dev2
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$tst
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mdadm -S $md2
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mdadm -A $md2 -u $uuid $devlist
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$tst
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mdadm -S $md2
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mdadm --assemble $md2 --super-minor=2 $devlist #
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$tst
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mdadm -S $md2
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conf=$targetdir/mdadm.conf
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{
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echo DEVICE $devlist
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echo array $md2 UUID=$uuid
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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mdadm -S $md2
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{
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echo DEVICE $devlist
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echo array $md2 super-minor=2
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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mdadm -S $md2
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{
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echo DEVICE $devlist
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echo array $md2 devices=$dev0,$dev1,$dev2
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} > $conf
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mdadm -As -c $conf $md2
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$tst
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echo "DEVICE $devlist" > $conf
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mdadm -Db $md2 >> $conf
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mdadm -S $md2
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mdadm --assemble --scan --config=$conf $md2
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$tst
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mdadm -S $md2
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echo " metadata=1 devices=$dev0,$dev1,$dev2" >> $conf
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mdadm --assemble --scan --config=$conf $md2
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$tst
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mdadm -S $md2
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# Now use incremental assembly.
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mdadm -I --config=$conf $dev0
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mdadm -I --config=$conf $dev1
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mdadm -I --config=$conf $dev2
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$tst
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mdadm -S $md2
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