Re: [RFC 4/4] mm: Enhance per process reclaim

2013-04-02 Thread Michael Kerrisk (man-pages)
Hi Minchan, On Wed, Apr 3, 2013 at 8:16 AM, Michael Kerrisk (man-pages) wrote: > Hello Minchan > > On Wed, Apr 3, 2013 at 2:23 AM, Minchan Kim wrote: >> Hey Michael, >> >> On Tue, Apr 02, 2013 at 03:25:25PM +0200, Michael Kerrisk wrote: >>> Minchan, >>> >>> On Mon, Mar 25, 2013 at 7:21 AM, Minch

Re: [RFC 4/4] mm: Enhance per process reclaim

2013-04-02 Thread Michael Kerrisk (man-pages)
Hello Minchan On Wed, Apr 3, 2013 at 2:23 AM, Minchan Kim wrote: > Hey Michael, > > On Tue, Apr 02, 2013 at 03:25:25PM +0200, Michael Kerrisk wrote: >> Minchan, >> >> On Mon, Mar 25, 2013 at 7:21 AM, Minchan Kim wrote: >> > >> > Some pages could be shared by several processes. (ex, libc) >> > In

Re: [RFC 4/4] mm: Enhance per process reclaim

2013-04-02 Thread Minchan Kim
Hey Michael, On Tue, Apr 02, 2013 at 03:25:25PM +0200, Michael Kerrisk wrote: > Minchan, > > On Mon, Mar 25, 2013 at 7:21 AM, Minchan Kim wrote: > > > > Some pages could be shared by several processes. (ex, libc) > > In case of that, it's too bad to reclaim them from the beginnig. > > > > This p

Re: [RFC 4/4] mm: Enhance per process reclaim

2013-04-02 Thread Michael Kerrisk
Minchan, On Mon, Mar 25, 2013 at 7:21 AM, Minchan Kim wrote: > > Some pages could be shared by several processes. (ex, libc) > In case of that, it's too bad to reclaim them from the beginnig. > > This patch causes VM to keep them on memory until last task > try to reclaim them so shared pages wil

[RFC 4/4] mm: Enhance per process reclaim

2013-03-24 Thread Minchan Kim
Some pages could be shared by several processes. (ex, libc) In case of that, it's too bad to reclaim them from the beginnig. This patch causes VM to keep them on memory until last task try to reclaim them so shared pages will be reclaimed only if all of task has gone swapping out. This feature do