Hi Kim-san,

Thank you very much.
btw, what different between <test 1> and <test 2>?

quoted text
>  It was a very interesting result.
>  In embedded system, your patch improve performance a little in case
>  without noswap(normal case in embedded system).
>  But, more important thing is OOM occured when I made 240 process
>  without swap device and vanilla kernel.
>  Then, I applied your patch, it worked very well without OOM.

Wow, it is very interesting result!
I am very happy.

quoted text
>  I think that's why zone's page_scanned was six times greater than
>  number of lru pages.
>  At result, OOM happened.

please repost question with change subject.
i don't know reason of vanilla kernel behavior, sorry.
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