I'm assuming that you have a Unity array (when asking questions it important to list the array model).

At support.emc.com, do a search for "SQL" and the product "Unity Family" - you should find this article:

http://https://support.emc.com/docu85641_Dell_EMC_Unity_Storage_with_Microsoft_SQL_Server_-_All-flash_arrays.pdf?language=en_US

glen