disk_config sda 
primary  -    256         -		-  
primary  swap 1024        swap		sw
primary  -    0-	  -    		-

disk_config sdb 
primary  -    256         -		-  
primary  -    1024        -		-
primary  -    0-	  -    		-

disk_config raid bootable:1 
raid1     /boot     sda1,sdb1  ext2    rw,errors=remount-ro
raid2	  swap	    sda2,sdb2  swap    rw
raid3	  /	    sda3,sdb3  ext3    rw