Promoting i386 version over x86_64?
Casey Dahlin
cdahlin at redhat.com
Thu Nov 19 21:54:51 UTC 2009
On 11/19/2009 04:50 PM, Dave Jones wrote:
> On Thu, Nov 19, 2009 at 04:13:39PM -0500, Casey Dahlin wrote:
>
> > Most recent 32-bit Intels can address 32GB of system memory.
>
> It might be possible, but it's really not a good idea.
> Even 16GB is pushing it. At that point, your lower 1GB of memory is so full
> of page structs, that quickly invoking the oom-killer is inevitable.
>
> Dave
>
The kernel seems to run into a lot of issues when you give it an atypically high amount of memory. Its muuuch better in 64 bit but there's still a point where strange things start happening (right around 256GB from what I've seen).
--CJD
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