[Beowulf] rhel page_size

Eric W. Biederman ebiederm at xmission.com
Sat Jan 23 08:34:27 EST 2010

Michael Di Domenico <mdidomenico4 at gmail.com> writes:

> Nope, haven't gotten that far yet.  I seemed to recall (or atleast i
> thought i had) that i could easily change the page size during kernel
> compile.  perhaps that was way back in the day or i'm just losing it.
> figured it'd be a quick easy test...  guest not... :(

Sounds like ia64 not x86_64.

On x86_64 the hardware supported page sizes are 4K 2M and 1G.

Only 4K makes sense for general use.

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