Another thing to check is if your SATA controller has it's own RAID, with RAID vs AHCI modes. If so, make sure it's in AHCI mode. If you have two RAIDs configured and don't know about it, that'll also cause problems. Chris Murphy-- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html