Does Linux use CLOCK-PRO to manage pages in the cache

Mulyadi Santosa mulyadi.santosa at gmail.com
Sun Mar 4 03:02:21 EST 2012


On Sun, Mar 4, 2012 at 04:56, Zheng Da <zhengda1936 at gmail.com> wrote:
> Hello,
>
> I tried to understand how Linux manages the pages in the cache. It seems to
> me it's very similar to CLOCK-PRO, but I don't think Linux uses non-resident
> pages. Am I right? Can anyone confirm it?

It seems that you're right...at least this page agrees with you:
http://linux-mm.org/ClockProApproximation

IIRC, Peter Ziljstra from Redhat is the one that did the adaptation of
clock pro..... try to confirm to him for further info....

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com



More information about the Kernelnewbies mailing list