Art Alexion on 20 Dec 2009 07:42:18 -0800


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Re: [PLUG] converting 32 -> 64 bit


On Saturday 19 December 2009 13:53:33 Lee Marzke wrote:
> Art Alexion wrote:
> > On Friday 18 December 2009 21:20:04 Lee Marzke wrote:
> >> As of Karmic,  there is now a pae enabled desktop kernel.
> >>
> >> If your not running any 64 bit apps,
> >> you could just install the  linux-2.6.31-17-generic-pae  and
> >> then access all 4G of RAM without reinstalling.
> >
> > Are these criticisms still applicable to PAE?
> >
> > http://lists.netisland.net/archives/plug/plug-2008-12/msg00228.html
> >
> > As I read them, it seems that losing 128 MB to access 800 MB is still a
> > 672 MB gain.
> >
> > I do not need to run any 64 bit apps, unless running a 64 bit OS in a VM
> > is considered a 64 bit "app".
> >
> > If PAE is good in the balance, it seems a much simpler approach to my
> > problem.
> 
> PAE allows access to most of the 4G but doesn't help with running a 64
> bit OS.      Can you
> re-install Win7 in 32 bit mode, that might be easier than reinstalling
> your configured Ubuntu.
> 
> The PAE kernel was a seamless change for me,  and the memory just appeared.
> 
> lmarzke@raven:~$ uname -a
> Linux raven 2.6.31-17-generic-pae #54-Ubuntu SMP Thu Dec 10 17:23:29 UTC
> 2009 i686 GNU/Linux
> 
> lmarzke@raven:~$ more /proc/meminfo
> MemTotal:        4044740 kB
> MemFree:          314668 kB
> Buffers:           79492 kB

Thanks, Lee.  That did the trick.


-- 
Art Alexion
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