Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Michal Hocko
On Fri 23-09-16 12:55:23, Vlastimil Babka wrote: > On 09/23/2016 10:26 AM, Michal Hocko wrote: > >> include/linux/compaction.h | 5 +++-- > >> mm/compaction.c| 44 > >> +++- > >> mm/internal.h | 1 + > >> mm/vmscan.c

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Michal Hocko
On Fri 23-09-16 12:55:23, Vlastimil Babka wrote: > On 09/23/2016 10:26 AM, Michal Hocko wrote: > >> include/linux/compaction.h | 5 +++-- > >> mm/compaction.c| 44 > >> +++- > >> mm/internal.h | 1 + > >> mm/vmscan.c

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Vlastimil Babka
On 09/23/2016 10:26 AM, Michal Hocko wrote: >> include/linux/compaction.h | 5 +++-- >> mm/compaction.c| 44 +++- >> mm/internal.h | 1 + >> mm/vmscan.c| 6 -- >> 4 files changed, 31 insertions(+), 25

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Vlastimil Babka
On 09/23/2016 10:26 AM, Michal Hocko wrote: >> include/linux/compaction.h | 5 +++-- >> mm/compaction.c| 44 +++- >> mm/internal.h | 1 + >> mm/vmscan.c| 6 -- >> 4 files changed, 31 insertions(+), 25

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Michal Hocko
On Thu 22-09-16 17:18:48, Vlastimil Babka wrote: > On 09/21/2016 07:18 PM, Michal Hocko wrote: > > On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > > > > We still do not ignore fragindex in the full priority. This part has > > always been quite unclear to me so I cannot really tell whether that

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-23 Thread Michal Hocko
On Thu 22-09-16 17:18:48, Vlastimil Babka wrote: > On 09/21/2016 07:18 PM, Michal Hocko wrote: > > On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > > > > We still do not ignore fragindex in the full priority. This part has > > always been quite unclear to me so I cannot really tell whether that

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-22 Thread Vlastimil Babka
On 09/21/2016 07:18 PM, Michal Hocko wrote: > On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > > We still do not ignore fragindex in the full priority. This part has > always been quite unclear to me so I cannot really tell whether that > makes any difference or not but just to be on the safe

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-22 Thread Vlastimil Babka
On 09/21/2016 07:18 PM, Michal Hocko wrote: > On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > > We still do not ignore fragindex in the full priority. This part has > always been quite unclear to me so I cannot really tell whether that > makes any difference or not but just to be on the safe

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-21 Thread Michal Hocko
On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > After several people reported OOM's for order-2 allocations in 4.7 due to > Michal Hocko's OOM rework, he reverted the part that considered compaction > feedback [1] in the decisions to retry reclaim/compaction. This was to provide > a fix quickly

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-21 Thread Michal Hocko
On Tue 06-09-16 15:52:54, Vlastimil Babka wrote: > After several people reported OOM's for order-2 allocations in 4.7 due to > Michal Hocko's OOM rework, he reverted the part that considered compaction > feedback [1] in the decisions to retry reclaim/compaction. This was to provide > a fix quickly

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-15 Thread Arkadiusz Miskiewicz
On Tuesday 06 of September 2016, Vlastimil Babka wrote: > After several people reported OOM's for order-2 allocations in 4.7 due to > Michal Hocko's OOM rework, he reverted the part that considered compaction > feedback [1] in the decisions to retry reclaim/compaction. This was to > provide a fix

Re: [PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-15 Thread Arkadiusz Miskiewicz
On Tuesday 06 of September 2016, Vlastimil Babka wrote: > After several people reported OOM's for order-2 allocations in 4.7 due to > Michal Hocko's OOM rework, he reverted the part that considered compaction > feedback [1] in the decisions to retry reclaim/compaction. This was to > provide a fix

[PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-06 Thread Vlastimil Babka
After several people reported OOM's for order-2 allocations in 4.7 due to Michal Hocko's OOM rework, he reverted the part that considered compaction feedback [1] in the decisions to retry reclaim/compaction. This was to provide a fix quickly for 4.8 rc and 4.7 stable series, while mmotm had an

[PATCH 0/4] reintroduce compaction feedback for OOM decisions

2016-09-06 Thread Vlastimil Babka
After several people reported OOM's for order-2 allocations in 4.7 due to Michal Hocko's OOM rework, he reverted the part that considered compaction feedback [1] in the decisions to retry reclaim/compaction. This was to provide a fix quickly for 4.8 rc and 4.7 stable series, while mmotm had an