On Tuesday 19 June 2012, "Hugh E Cruickshank" <hugh at forsoft.com> wrote: > If that is the case then both CentOS 5 and 6 are not viable for us. I > will have to go for RHEL5 (or possibly 6) which does support the > memory in 32-bit mode. The limit's the same with RHEL 5 and 6. CentOS is "bug-for-bug compatible" with RHEL. > The reason for the restriction to 32-bit is because of other software > that we must run that does not work correctly on a 64-bit OS. Your 32-bit applications will be restricted to 4 Gb of memory each anyway. If you must use x86, memory over 16 Gb is pretty much wasted, unless you install x86_64 and virtualize x86 as necessary. -- Yves Bellefeuille <yan at storm.ca> "La Esperanta Civito ne rifuzas anticipe la kunlaboron de erarintoj, se ili konscias pri sia eraro." -- Heroldo Komunikas, n-ro 473.