Explaining Data Compression, Deduplication, & Single Instance Storage
-To get the most out of your De-duplicated space savings, split up OS disks and data disks on different volumes. More duplicated blocks in a volume give you more de-duplicated space!
-Always place the same OS vm’s in the same volumes. Create volumes per OS. This will free up more space in your volumes.
-Place your VM swapfiles on a different Volume
?Jimmy?-Provide a 500 GB volume as the maximum.
see sources at end of article: