On 05/10/11 3:46 PM, Maciej Jan Broniarz wrote: > I am sure it doesn't. I have booted 5.5 and 5.6 in linux dd mode. Then I have loaded the drivers from: aacraid-driverdisk-CentOS.iso . Still, the installer sees no hard disk. I have read somewhere, that the adaptec driver to that controller works only with Centos 5.4, but i need a newer version of Centos. Maybe using drivers from RHEL 5 / 6 would be a better solution here? binary drivers are *very* kernel version specific. you could install centos 5.4 with those drivers, then yum update everything *but* the kernel