On Fri, Jul 5, 2013 at 1:22 PM, John Morris <[email protected]> wrote:

> The Xenomai folks say that PAE adds a lot of overhead to memory access,
> and they recommend avoiding PAE kernels for RT.  For that reason, I'd
> stick with the non-PAE kernel until something 64-bit becomes suitable
> for your purposes.
>
>         John

My experience is that, in general, 64 bit makes things slower on the
same hardware.  I was going to try to run 64bit on my new machine and
decided 32 was good enough.  Maybe when it's easier, I'll switch

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