If you have: 1) IBM Br10i - PCI-E x8 Controller: LSI SAS1068e, supports 3 Gb/s SAS/SATA - eight-port 2) LSI SAS 9211-8i - PCI-E x8 Controller: LSI SAS2008, supports SAS 6 Gb/s SAS/SATA - eight-port or equivalent, operating in HBA mode, and your hard disk spinup/spindown isn't working correctly, please drop me an email and I'll give you a link to a build that tries to fix this. [email protected]