3PAR is SAS-based storage. The industry is already moving away from the 35-year-old SCSI-way, so it's not a good idea to buy any product with it.  I'm not sure about Hitachi, but as far as I know, they also have SAS backend, so, the obvious answer to the question "Which…

First, we should define what we mean by SAN and NAS. The most common and general definition is: SAN is a stack of block access protocols and hardware, and NAS is file-level protocols. So, the choice depends on the task at hand. In my opinion, NAS is easier to manage and…

SnapShot functionality itself is not licensed separately, so we can say that the cost is $0, or it's just included in the base price. You need a separate license (or license bundle) if you want additional functionality, for example, FlexClone (which is a read-write…

In general, all-flash arrays have much better price/performance (in case if turning on DECO is not slowing down the array - some vendors have this issue, so PoC is needed) than hdd-only or hybrid arrays. Higher performance, lower power consumption per TB. The support cost…