Changes between Initial Version and Version 2 of Ticket #3578

Timestamp:: Jan 19, 2010 8:33:35 AM (15 years ago)
Author:: Frank Mehnert
Comment:: The reason is that your guest doesn't use the PAE mode. Is it possible that you installed your Vista guest with PAE disabled and enabled the PAE setting later? If you installed your guest with PAE enabled then your guest doesn't use PAE for another reason.

Ticket #3578 – Description

-              initial
+              v2
 A few days ago, I noticed that hardware DEP is not available. In the VBox.log I
 see that PAE is enabled, but NX (No-Execute Page Protection) is disabled:
+{{{
 [...]
 ************************* CFGM dump *************************
 …
 [...]
 NX - No-Execute Page Protection        = 0 (1)
+}}}
 I did not find any helpful information about NX and VirtualBox, neither in
 the forums (NX is too short to search, DEP finds nothing) nor via google. So