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Magnus Damm wrote:
> On 2/28/06, John Richard Moser <[email protected]> wrote:
>> Hmm, I can't see where the kernel checks to see which pages are least
>> used. . . . anyone good with the VM can point me in the right direction?
>
> The page reclaim code responsible for shrinking the LRUs code be found
> in mm/vmscan.c. That file contains a lot of code, my recommendation to
> you is to have a look at shrink_zone() which is responsible for
> rotating and shrinking the active and inactive lists.
>
Thanks, I'll take a look.
> Also, If you want to compress pages that normally would be swapped
> out, then I recommend you to have a look at the functions in
> mm/swap_state.c and see how swap space gets allocated and freed.
>
Mm. Ok.
> If you need to know more about the Linux VM then I recommend you to
> buy the excellent book "Understanding the Linux Virtual Memory
> Manager" written by Mel Gorman, ISBN 0-13-145348-3. My copy of that
> book covers Linux-2.4 and has some comments about 2.6 too.
>
I'll shoot from the hip, my foot grows back.
> / magnus
>
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