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 Consider following RAID-1 System. The target is to un-mount the drive and safely remove the partitions.  | 
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| The partitions are as under | 
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| First un-mount the volume if it is mounted and then use the -S option with mdadm command as below. | 
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| After stopping the drive you can now safely remove the partitions with fdisk command or you can use parted command as below. | 
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| You have to repeat this command to remove all RAID compatible partitions. | 



