HPE Storage Users Group

Hi in other Storage Devices such as EMC unity 480, 680, 880 we are two M.2 drives. one of them is for boot image and another is for cache and when hardware failure or power failure occurred all cache data on DRAM store on M.2 drive. so there are one M.2 in 630 and two m.2 in 650 and 670. what is the...