Messages in this thread |  | | | Date | Thu, 3 Jan 2002 11:30:58 -0200 (BRST) | | From | Rik van Riel <> | | Subject | Re: i686 SMP systems with more then 12 GB ram with 2.4.x kernel ? |
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On Thu, 3 Jan 2002, Alan Cox wrote:
> > Which function does the reserved memory fulfill ? > > Is it all for paging ? > > A lot of it is the page structs (64bytes per page - which really > should be nearer the 32 some rival Unix OS's achieve on x86)
The 2.4 kernel has the page struct at 52 bytes in size, William Lee Irwin and I have brought this down to 36.
Expect to see this integrated into the rmap VM soon ;)
regards,
Rik -- Shortwave goes a long way: irc.starchat.net #swl
http://www.surriel.com/ http://distro.conectiva.com/
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