Re: [PATCH 2/5] mm improvements

Nick Piggin
2004-02-04T10:15:53Z

Andrew Morton wrote:

>Nick Piggin <piggin@cyberone.com.au> wrote:
>
>> > 2/5: vm-dont-rotate-active-list.patch
>> > Nikita's patch to keep more page ordering info in the active list.
>> > Also should improve system time due to less useless scanning
>> > Helps swapping loads significantly.
>>
>
>It bugs me that this improvement is also applicable to 2.4. if it makes
>the same improvement there, we're still behind.
>
>
>

Yeah that bugs me too. If someone wants to backport it to 2.4 it
would be interesting to measure. I'm not sure if it will get
included, but if it did and if it helps as much as it helped 2.6
then it makes my job a lot harder.