By default, each physical drive in the server is configured as a logical RAID 0 volume. To implement an alternative configuration, refer to the following resources:
Server Features and Components in Oracle Server X6-2L Installation Guide
Oracle X6 Series Servers Administration Guide at http://www.oracle.com/goto/x86admindiag/docs
For information about installing and powering on a HDD or SSD, refer to Servicing Storage Drives and Rear Drives (CRU) in Oracle Server X6-2L Service Manual.