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hongshui 发表于 2012-9-20 12:14 ![]()
3 K5 Y3 l& A9 U2 ~6 @ W这个图里,boot.ini里没有/PAE,但又显示物理地址扩展,而且系统也认全内存,分明是打开了PAE的结果,想来 ...
0 l: n, e" S) a8 }* X! I6 U1 d兄弟你out了吧,其实在Windows Server 2003 SP1或XP SP2之后,因为内核默认是打开DEP功能的,而DEP功能又是依赖PAE的,所以内核也会默认打开PAE,并不需要在boot.ini里写入。除非你的CPU很旧,不支持硬件DEP,那PAE就是关的,因为DEP也没开。5 o3 v/ E& e; q3 k2 t& q
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中文版windows,凡是显示“物理地址扩展”的,就是开了PAE,不论是boot.ini里开还是内核自动开。# I$ d! {8 N5 G- }( M$ J
% V p3 \& R( v/ A8 G% y) n微软的说明:
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On a computer that supports hardware-enabled Data Execution Prevention (DEP) and is running a 32-bit version of the Windows operating system that supports DEP, PAE is automatically enabled when DEP is enabled: u- D8 Z; M# T m/ {% w& A2 A' S
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