[PLUG-TALK] Laptop Memory Question

Rich Shepard rshepard at appl-ecosys.com
Thu Mar 10 16:22:44 PST 2011


On Thu, 10 Mar 2011, Paul Heinlein wrote:

> There are hard per-process memory limits for 32-bit Linux. It used to be
> that 32-bit systems were subject to a system limit of 4 GB of RAM, but
> CPUs with the 'pae' feature can run PAE kernels (which use mapping
> techniques reminiscent of "high" memory in DOS days) to extend that limit
> to 64 GB.

   Thanks for clarifying, Paul. I thought the 'pae' flag meant it could
access > 3G (such as 4G).

   When I check /proc/meminfo in the desktop (which has a nominal 4G RAM
installed) I see the listing as
MemTotal:        3372624 kB
and assume that represents a nominal 4G using 1024kB/mB. Is my assumption
incorrect?

Rich



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