How To Resize RAID Partitions (Shrink & Grow) (Software RAID)

[ Thanks to Falko Timme for this link. ]

"This is one of the use cases for the following procedures (I will describe the process for an intact array and a degraded array).

"Please note that /dev/md2 is my system partition (mount point /), so I had to use a rescue system (e.g. Knoppix Live-CD) to resize the array. If the array you want to resize is not your system partition, you probably don't need to boot into a rescue system; but in either case, make sure that the array is unmounted!"

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