7d5c3964cc
1.1 is more flexible in a number of ways and is safer. 0.90 is still fully supported. 1.0 should possibly be used for RAID1 arrays that you want to boot off, depending on your boot loader. Signed-off-by: NeilBrown <neilb@suse.de>
110 lines
1.8 KiB
Plaintext
110 lines
1.8 KiB
Plaintext
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# create a raid5 array and assemble it in various ways,
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# including with missing devices.
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mdadm -CR -e 0.90 $md1 -l5 -n3 $dev0 $dev1 $dev2
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tst="check raid5 ;testdev $md1 2 $mdsize0 512 ; mdadm -S $md1"
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uuid=`mdadm -Db $md1 | sed 's/.*UUID=//'`
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check wait
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eval $tst
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mdadm -A $md1 $dev0 $dev1 $dev2
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eval $tst
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mdadm -A $md1 -u $uuid $devlist
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eval $tst
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mdadm -A $md1 -m 1 $devlist
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eval $tst
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conf=$targetdir/mdadm.conf
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{
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echo DEVICE $devlist
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echo array $md1 UUID=$uuid
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} > $conf
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mdadm -As -c $conf $md1
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eval $tst
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{
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echo DEVICE $devlist
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echo array $md1 super-minor=1
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} > $conf
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mdadm -As -c $conf
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eval $tst
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{
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echo DEVICE $devlist
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echo array $md1 devices=$dev0,$dev1,$dev2
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} > $conf
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mdadm -As -c $conf
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echo "DEVICE $devlist" > $conf
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mdadm -Db $md1 >> $conf
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eval $tst
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mdadm --assemble --scan --config=$conf $md1
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eval $tst
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echo " metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
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mdadm --assemble --scan --config=$conf $md1
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eval $tst
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### Now with a missing device
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mdadm -AR $md1 $dev0 $dev2 #
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check state U_U
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eval $tst
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mdadm -A $md1 -u $uuid $devlist
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check state U_U
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eval $tst
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mdadm -A $md1 -m 1 $devlist
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check state U_U
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eval $tst
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conf=$targetdir/mdadm.conf
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{
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echo DEVICE $devlist
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echo array $md1 UUID=$uuid
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} > $conf
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mdadm -As -c $conf $md1
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check state U_U
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eval $tst
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{
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echo DEVICE $devlist
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echo array $md1 super-minor=1
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} > $conf
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mdadm -As -c $conf
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check state U_U
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eval $tst
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{
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echo DEVICE $devlist
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echo array $md1 devices=$dev0,$dev1,$dev2
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} > $conf
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mdadm -As -c $conf
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echo "DEVICE $devlist" > $conf
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mdadm -Db $md1 >> $conf
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check state U_U
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eval $tst
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mdadm --assemble --scan --config=$conf $md1
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check state U_U
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eval $tst
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echo " metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
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mdadm --assemble --scan --config=$conf $md1
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check state U_U
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eval $tst
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