Examining the VM splay tree effectiveness

Andre Oppermann andre at freebsd.org
Thu Sep 30 17:37:21 UTC 2010


On 30.09.2010 18:37, Andre Oppermann wrote:
> Just for the kick of it I decided to take a closer look at the use of
> splay trees (inherited from Mach if I read the history correctly) in
> the FreeBSD VM system suspecting an interesting journey.

Correcting myself regarding the history: The splay tree for vmmap was
done about 8 years ago by alc@ to replace a simple linked list and was
a huge improvement.  The change in vmpage from a hash to the same splay
tree as in vmmap was committed by dillon@ about 7.5 years ago with some
involvement of alc at .

-- 
Andre


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