Dropping i386 non-PAE as a supported kernel flavour in Precise Pangolin

Forest Bond forest at alittletooquiet.net
Mon Nov 14 17:55:31 UTC 2011

Hi John,

On Fri, Nov 11, 2011 at 03:44:15PM +0100, John Arbash Meinel wrote:
> PAE was first added in Pentium Pro in 1995. So your servers have to
> be ~16 years old to not support it.
> So yes "a decade old" is still new enough, 2 decades old is not.
> Looking here:
>   http://en.wikipedia.org/wiki/Physical_Address_Extension
> I'm trying to correlate that with:
>   http://www.intel.com/pressroom/kits/quickrefyr.htm
> And it looks like there is a 400MHz processor introduced around
> 1999. So you're still looking at 1 decade being new enough, but
> slightly more than that not.

I think some non-Intel CPUs made in the last 10 years would be affected.  AMD
Geode and VIA C3 come to mind.  I think that the replacements for these products
do support PAE.

Unfortunately, I'm short on both details and time.  Maybe someone else can
provide more information.

Forest Bond
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