Good post by Chris Mellor (thank you) over at El Reg
Hybrid flash/disk StoreServs get dedupe
HP is beautifying hybrid flash/disk StoreServ (3Par) arrays by adding deduplication, flash cacheing and faster writes. Deduplication, branded Thin Deduplication, was added to its all-flash 7450 StoreServ array in June.
Now it’s been extended to all hybrid flash/disk StoreServ 7000 and 10000 arrays, helping get rid of duplicated bytes of information inside chunks of HP’s block storage. That makes better use of their relatively costly flash, with HP saying it is “lowering the cost of usable flash storage.”
Read on here