Post by Chris Mellor (thank you) over at El Reg
An all-flash data centre? It’s an intriguing idea. The hardware and software components may be there, but what about the business case, including the overall price/performance and total cost of ownership?
Yes, such a data centre will be free of power-gobbling and rack space-consuming spinning disk enclosures, bringing consequent savings in cooling, but storing data bits in NAND costs more than writing them onto disk-platter recording media.
Read on here
Storage CH Blog 