Slight correction: S10U8 is the first Solaris 10 release to fully support 2TB disks and it therefore had to go to a 64 bit initial install boot. S10U7 and earlier used a 32 bit initial boot for the install.
...Les Bruce wrote, On 01/25/10 11:10: > On Mon, 25 Jan 2010 09:45:58 -0800, B wrote: > > >> Hi, >> >> Running virtualbox on a Xeon processor. I have installed Centos 5.4, >> Windows Server 2008 in 64 bit remotely using RDP. >> >> For some reason everytime I try to install either opensolaris or Solaris >> 10 using the same method, I only can bring it up in 32 bit. Anyone have >> any idea why these 2 OSs will not pull up the 64 bit installer? Thanks. >> > > What version of S10 ? Up until U6 (IIRC) the install was 32bit and then > the next boot was 64bit. > > Alternatively, does the BIOS have a VT-X option ? If, it could be that > that needs setting. > > HTH > >