Re: [PATCH v3 00/16] Support non-lru page migration

2016-04-10 Thread Minchan Kim
On Mon, Apr 04, 2016 at 03:17:18PM +0200, John Einar Reitan wrote: > On Wed, Mar 30, 2016 at 04:11:59PM +0900, Minchan Kim wrote: > > Recently, I got many reports about perfermance degradation > > in embedded system(Android mobile phone, webOS TV and so on) > > and failed to fork easily. > > > >

Re: [PATCH v3 00/16] Support non-lru page migration

2016-04-04 Thread John Einar Reitan
On Wed, Mar 30, 2016 at 04:11:59PM +0900, Minchan Kim wrote: > Recently, I got many reports about perfermance degradation > in embedded system(Android mobile phone, webOS TV and so on) > and failed to fork easily. > > The problem was fragmentation caused by zram and GPU driver > pages. Their

Re: [PATCH v3 00/16] Support non-lru page migration

2016-03-30 Thread Minchan Kim
On Thu, Mar 31, 2016 at 09:29:32AM +0900, Sergey Senozhatsky wrote: > On (03/30/16 16:11), Andrew Morton wrote: > [..] > > > For details, please read description in > > > "mm/compaction: support non-lru movable page migration". > > > > OK, I grabbed all these. > > > > I wonder about testing

Re: [PATCH v3 00/16] Support non-lru page migration

2016-03-30 Thread Minchan Kim
On Wed, Mar 30, 2016 at 04:11:41PM -0700, Andrew Morton wrote: > On Wed, 30 Mar 2016 16:11:59 +0900 Minchan Kim wrote: > > > Recently, I got many reports about perfermance degradation > > in embedded system(Android mobile phone, webOS TV and so on) > > and failed to fork

Re: [PATCH v3 00/16] Support non-lru page migration

2016-03-30 Thread Sergey Senozhatsky
On (03/30/16 16:11), Andrew Morton wrote: [..] > > For details, please read description in > > "mm/compaction: support non-lru movable page migration". > > OK, I grabbed all these. > > I wonder about testing coverage during the -next period. How many > people are likely to exercise these code

Re: [PATCH v3 00/16] Support non-lru page migration

2016-03-30 Thread Andrew Morton
On Wed, 30 Mar 2016 16:11:59 +0900 Minchan Kim wrote: > Recently, I got many reports about perfermance degradation > in embedded system(Android mobile phone, webOS TV and so on) > and failed to fork easily. > > The problem was fragmentation caused by zram and GPU driver >

[PATCH v3 00/16] Support non-lru page migration

2016-03-30 Thread Minchan Kim
Recently, I got many reports about perfermance degradation in embedded system(Android mobile phone, webOS TV and so on) and failed to fork easily. The problem was fragmentation caused by zram and GPU driver pages. Their pages cannot be migrated so compaction cannot work well, either so reclaimer