Kaushal Shriyan wrote: > Hi > > I am trying to install CentOS 5.6 on HP DL 180 G6 which has HP Smart > Array B110i SATA RAID Controller Driver. I have 4 * 500 GB SATA HDD > and configured RAID 1+0 using System BIOS, the BIOS detects usable > disk space as 940GB disk space, when i start installing the OS, it > does not detect HP Smart Array B110i SATA RAID Controller Driver <snip> Not familiar with the HP RAID controller card, but with others, you have to go into the firmware on boot, and make the arrays, then make the controller present it to the o/s. Until you do that very last step, you don't see anything. mark