IBM Pure Data system

This has 12 shelves of 24 disk drives. Each drive is 900 GB. That's 259200 GB of storage in this one rack. This customer has two of these. There's a 3rd rack with 4 more disk shelves and a couple more servers. In addition to the disks, each of the racks also has 4 IBM servers and A couple of 24 port switches and 4 sets of SSD flash drives (I don't know how much capacity those have) that are used as cache.