Apple Disk Utility RAID Plugin
This plugin will automatically detect when a RAID has been built using apples disk utility, and report the size and structure.
Note
Known issue:
Sometimes the Disk Utility will not respond in time resulting in the following error:
Disk Utility Raid The diskutil command took over 25 seconds to respond, and was terminated. Please check all mounted volumes for issues. Visit http://wtch.mn/diskutil for more info.One off alerts can be ignored, but if this error is seen regularly it may be a sign of other issues with attached volumes.