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Date: Tue, 03 Aug 2010 11:37:03 +0800
From: Jason <lisen1001@gmail.com>
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Subject: how to find my memory size?
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hi,all:

which one is the memory size?And what's the meaning of these three variable?

hw.physmem: 2138476544
hw.usermem: 1886236672
hw.realmem: 2147430400