RE: [RFC] 4-level page table directories.

Gerald Pfeifer
2005-11-10T00:03:44Z

On Wed, 9 Nov 2005, Luck, Tony wrote:
> But don't you already have that issue with persuading them to ship with
> CONFIG_NR_CPUS\x16384? Surely there are a whole boatload of tuneables
> and patches needed to get this sized system up and running? 4-level
> pagetables are just one piece of the puzzle.

Is it possible you are mixing up MAX_NUMALINK_NODES (the maximum
system size, i.e., the maximum number of nodes in a numalink domain)
with CONFIG_NR_CPUS (the maximum SSI size)?

I'm pretty confident SGI has not proposed setting CONFIG_NR_CPUS\x16384
to any OSV. ;-)

Gerald