Draft Document for Review December 5, 2019 4:33 pm 8456ch_ConfigGUI.fm Figure 11-81 shows custom configuration options. RAID 5 is allowed for drives less than 1 TB with an accepted RPQ (Request for Price Quote).  When configuring RAID 5 for the supported drives, you need to accept the disclaimer  acknowledging that you understand the risks that are associated with RAID level 5, as shown  in Figure 11-82. A Time stamped record with user information is created for audit purposes. For more information about the supported drive types and available RAID levels for DS8900F  models, see Chapter 2, “IBM DS8900F hardware components and architecture” on page 23. Chapter 11. DS8900F Storage Management GUI  325 Figure 11-82 RAID 5 disclaimer for drives less than 1 TB Figure 11-81 Configure CKD Storage Pools with Advanced Options Note:  RAID 6 is the recommended and default RAID type for all drives.