MegaRAID Storage Manager V11.08.03.02 is not able to assign hot spares if the virtual drive is based on the Sun Storage 6 Gb SAS PCIe HBA, Internal option card, and is constructed on 3-terabyte (3-TB) drives using Extensible Firmware Interface (EFI) partitioning.
Affected hardware and software:
Sun Storage 6 Gb SAS PCIe RAID HBA, Internal (SGX-SAS6-INT-Z and SG-SAS6-INT-Z)
MegaRAID Storage Manager V11.08.03.02
Releases 1.0 and later
Use the sas2ircu Utility until the defect in MegaRAID Storage Manager is corrected.