>> > Set up md0 (Raid1) (sda,sdb) >> > Set up md1 (Raid1) (sdc,sdd) >> > >> > Set up md2 (Raid0) (md0,md1) >> >> ok. That sounds easy.. I tried to do md0. It ask for me a mount point. >> What should I mount it on? > > The only thing you mount at the end of the day is md2 > > Are you trying to set this up in the installer or somewhere else? Yes. During the installing of CentOS 5. I had specified hda and hba as raid and when i wanted to create md0, it want me to supply a mount point. So i am stuck there.