Customers Plan to Use the Intelligent Partition Feature of the OceanStor

Multiple Choice

Customers plan to use the intelligent partition feature of the OceanStor 18800 to implement LUN isolation and ensure the cache capacity of some special LUNs Volume.  To do this, you must create smart partition meeting which of the following prerequisites? (Multiple choice)

A) All controller nodes are in normal state
B) The number of partitions created has not reached the limit
C) Engine remaining cache of not less than 256M
D) Create a partition read and write cache the same size