From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
To: rientjes@google.com, mhocko@kernel.org
Cc: akpm@linux-foundation.org, torvalds@linux-foundation.org,
hannes@cmpxchg.org, mgorman@suse.de, hillf.zj@alibaba-inc.com,
kamezawa.hiroyu@jp.fujitsu.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, mhocko@suse.com
Subject: Re: [PATCH 1/3] mm, oom: rework oom detection
Date: Sat, 16 Jan 2016 10:07:01 +0900 [thread overview]
Message-ID: <201601161007.DDG56185.QOHMOFOLtSFJVF@I-love.SAKURA.ne.jp> (raw)
In-Reply-To: <alpine.DEB.2.10.1601141436410.22665@chino.kir.corp.google.com>
David Rientjes wrote:
> Tetsuo's log of an early oom in this thread shows that this check is
> wrong. The allocation in question is an order-2 GFP_KERNEL on a system
> with only ZONE_DMA and ZONE_DMA32:
>
> zone=DMA32 reclaimable=308907 available=312734 no_progress_loops=0 did_some_progress=50
> zone=DMA reclaimable=2 available=1728 no_progress_loops=0 did_some_progress=50
>
> and the watermarks:
>
> Node 0 DMA free:6908kB min:44kB low:52kB high:64kB ...
> lowmem_reserve[]: 0 1714 1714 1714
> Node 0 DMA32 free:17996kB min:5172kB low:6464kB high:7756kB ...
> lowmem_reserve[]: 0 0 0 0
>
> and the scary thing is that this triggers when no_progress_loops == 0, so
> this is the first time trying the allocation after progress has been made.
>
> Watermarks clearly indicate that memory is available, the problem is
> fragmentation for the order-2 allocation. This is not a situation where
> we want to immediately call the oom killer to solve since we have no
> guarantee it is going to free contiguous memory (in fact it wouldn't be
> used at all for PAGE_ALLOC_COSTLY_ORDER).
>
> There is order-2 memory available however:
>
> Node 0 DMA32: 1113*4kB (UME) 1400*8kB (UME) 116*16kB (UM) 15*32kB (UM) 1*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18052kB
>
> The failure for ZONE_DMA makes sense for the lowmem_reserve ratio, it's
> oom for this allocation. ZONE_DMA32 is not, however.
>
> I'm wondering if this has to do with the z->nr_reserved_highatomic
> estimate. ZONE_DMA32 present pages is 2080640kB, so this would be limited
> to 1%, or 20806kB. That failure would make sense if free is 17996kB.
>
> Tetsuo, would it be possible to try your workload with just this match and
> also show z->nr_reserved_highatomic?
I don't know what "try your workload with just this match" expects, but
zone->nr_reserved_highatomic is always 0.
----------
[ 178.058803] zone=DMA32 reclaimable=367474 available=369923 no_progress_loops=0 did_some_progress=37 nr_reserved_highatomic=0
[ 178.061350] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=37 nr_reserved_highatomic=0
[ 178.132174] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:3256kB inactive_anon:172kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:56kB shmem:180kB slab_reclaimable:2056kB slab_unreclaimable:1096kB kernel_stack:192kB pagetables:180kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no
[ 178.145589] Node 0 DMA32 free:11532kB min:5564kB low:6952kB high:8344kB active_anon:133896kB inactive_anon:8204kB active_file:1001828kB inactive_file:462944kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2080640kB managed:2021064kB mlocked:0kB dirty:8kB writeback:0kB mapped:8572kB shmem:8468kB slab_reclaimable:57136kB slab_unreclaimable:86380kB kernel_stack:50080kB pagetables:83600kB unstable:0kB bounce:0kB free_pcp:1268kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:356 all_unreclaimable? no
[ 198.457718] zone=DMA32 reclaimable=381991 available=386237 no_progress_loops=0 did_some_progress=37 nr_reserved_highatomic=0
[ 198.460111] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=37 nr_reserved_highatomic=0
[ 198.507204] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:3088kB inactive_anon:172kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:92kB shmem:180kB slab_reclaimable:976kB slab_unreclaimable:1468kB kernel_stack:672kB pagetables:336kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no
[ 198.507209] Node 0 DMA32 free:19992kB min:5564kB low:6952kB high:8344kB active_anon:104176kB inactive_anon:8204kB active_file:905320kB inactive_file:617264kB unevictable:0kB isolated(anon):0kB isolated(file):116kB present:2080640kB managed:2021064kB mlocked:0kB dirty:176kB writeback:0kB mapped:12772kB shmem:8468kB slab_reclaimable:60372kB slab_unreclaimable:77856kB kernel_stack:44144kB pagetables:69180kB unstable:0kB bounce:0kB free_pcp:1104kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 198.647075] zone=DMA32 reclaimable=374429 available=378945 no_progress_loops=0 did_some_progress=61 nr_reserved_highatomic=0
[ 198.647076] zone=DMA reclaimable=1 available=1983 no_progress_loops=0 did_some_progress=61 nr_reserved_highatomic=0
[ 198.652177] Node 0 DMA free:7928kB min:40kB low:48kB high:60kB active_anon:588kB inactive_anon:172kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:180kB slab_reclaimable:1008kB slab_unreclaimable:2576kB kernel_stack:1840kB pagetables:408kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 198.652182] Node 0 DMA32 free:17608kB min:5564kB low:6952kB high:8344kB active_anon:89528kB inactive_anon:8204kB active_file:1025084kB inactive_file:472512kB unevictable:0kB isolated(anon):0kB isolated(file):120kB present:2080640kB managed:2021064kB mlocked:0kB dirty:176kB writeback:0kB mapped:12848kB shmem:8468kB slab_reclaimable:60372kB slab_unreclaimable:86628kB kernel_stack:50880kB pagetables:82336kB unstable:0kB bounce:0kB free_pcp:236kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 207.045450] zone=DMA32 reclaimable=386923 available=392299 no_progress_loops=0 did_some_progress=38 nr_reserved_highatomic=0
[ 207.045451] zone=DMA reclaimable=2 available=1982 no_progress_loops=0 did_some_progress=38 nr_reserved_highatomic=0
[ 207.050241] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:732kB inactive_anon:336kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:140kB shmem:436kB slab_reclaimable:456kB slab_unreclaimable:3536kB kernel_stack:1584kB pagetables:188kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no
[ 207.050246] Node 0 DMA32 free:20092kB min:5564kB low:6952kB high:8344kB active_anon:91600kB inactive_anon:18620kB active_file:921896kB inactive_file:626544kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2080640kB managed:2021064kB mlocked:0kB dirty:964kB writeback:0kB mapped:17016kB shmem:24584kB slab_reclaimable:51908kB slab_unreclaimable:72792kB kernel_stack:40832kB pagetables:67396kB unstable:0kB bounce:0kB free_pcp:472kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 221.034713] zone=DMA32 reclaimable=389283 available=393245 no_progress_loops=0 did_some_progress=40 nr_reserved_highatomic=0
[ 221.037103] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=40 nr_reserved_highatomic=0
[ 221.105952] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:416kB inactive_anon:304kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:132kB shmem:436kB slab_reclaimable:424kB slab_unreclaimable:3156kB kernel_stack:2352kB pagetables:212kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no
[ 221.119016] Node 0 DMA32 free:7220kB min:5564kB low:6952kB high:8344kB active_anon:74480kB inactive_anon:23544kB active_file:946560kB inactive_file:618900kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2080640kB managed:2021064kB mlocked:0kB dirty:1056kB writeback:0kB mapped:14760kB shmem:32768kB slab_reclaimable:51328kB slab_unreclaimable:75692kB kernel_stack:42960kB pagetables:66732kB unstable:0kB bounce:0kB free_pcp:196kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:248 all_unreclaimable? no
[ 224.072875] zone=DMA32 reclaimable=397667 available=401058 no_progress_loops=0 did_some_progress=56 nr_reserved_highatomic=0
[ 224.075212] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=56 nr_reserved_highatomic=0
[ 224.133813] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:664kB inactive_anon:296kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:436kB slab_reclaimable:424kB slab_unreclaimable:3760kB kernel_stack:1136kB pagetables:376kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 224.145691] Node 0 DMA32 free:12160kB min:5564kB low:6952kB high:8344kB active_anon:69352kB inactive_anon:23140kB active_file:1191992kB inactive_file:399408kB unevictable:0kB isolated(anon):0kB isolated(file):104kB present:2080640kB managed:2021064kB mlocked:0kB dirty:844kB writeback:0kB mapped:4916kB shmem:32768kB slab_reclaimable:51288kB slab_unreclaimable:68392kB kernel_stack:38560kB pagetables:61820kB unstable:0kB bounce:0kB free_pcp:184kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 234.291285] zone=DMA32 reclaimable=403563 available=407626 no_progress_loops=0 did_some_progress=60 nr_reserved_highatomic=0
[ 234.293557] zone=DMA reclaimable=2 available=1982 no_progress_loops=0 did_some_progress=60 nr_reserved_highatomic=0
[ 234.357091] Node 0 DMA free:7920kB min:40kB low:48kB high:60kB active_anon:312kB inactive_anon:296kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:144kB shmem:436kB slab_reclaimable:424kB slab_unreclaimable:2596kB kernel_stack:2992kB pagetables:204kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no
[ 234.370106] Node 0 DMA32 free:6804kB min:5564kB low:6952kB high:8344kB active_anon:77364kB inactive_anon:23140kB active_file:1168356kB inactive_file:454384kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:2080640kB managed:2021064kB mlocked:0kB dirty:0kB writeback:0kB mapped:11884kB shmem:32768kB slab_reclaimable:51292kB slab_unreclaimable:61492kB kernel_stack:32016kB pagetables:49248kB unstable:0kB bounce:0kB free_pcp:760kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:696 all_unreclaimable? no
[ 246.183836] zone=DMA32 reclaimable=405496 available=410200 no_progress_loops=0 did_some_progress=59 nr_reserved_highatomic=0
[ 246.186069] zone=DMA reclaimable=2 available=1982 no_progress_loops=0 did_some_progress=59 nr_reserved_highatomic=0
[ 246.246157] Node 0 DMA free:7920kB min:40kB low:48kB high:60kB active_anon:1144kB inactive_anon:284kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:436kB slab_reclaimable:424kB slab_unreclaimable:2404kB kernel_stack:1392kB pagetables:660kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 246.260159] Node 0 DMA32 free:11564kB min:5564kB low:6952kB high:8344kB active_anon:74360kB inactive_anon:23036kB active_file:1173248kB inactive_file:456000kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2080640kB managed:2021064kB mlocked:0kB dirty:732kB writeback:0kB mapped:14812kB shmem:32768kB slab_reclaimable:51292kB slab_unreclaimable:59884kB kernel_stack:31824kB pagetables:47960kB unstable:0kB bounce:0kB free_pcp:136kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 258.994846] zone=DMA32 reclaimable=403441 available=407544 no_progress_loops=0 did_some_progress=61 nr_reserved_highatomic=0
[ 258.997488] zone=DMA reclaimable=2 available=1982 no_progress_loops=0 did_some_progress=61 nr_reserved_highatomic=0
[ 259.055818] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:848kB inactive_anon:284kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:136kB shmem:436kB slab_reclaimable:428kB slab_unreclaimable:2692kB kernel_stack:1872kB pagetables:476kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 259.067950] Node 0 DMA32 free:29136kB min:5564kB low:6952kB high:8344kB active_anon:71476kB inactive_anon:23032kB active_file:1129276kB inactive_file:485324kB unevictable:0kB isolated(anon):0kB isolated(file):112kB present:2080640kB managed:2021064kB mlocked:0kB dirty:0kB writeback:0kB mapped:14340kB shmem:32768kB slab_reclaimable:51312kB slab_unreclaimable:61680kB kernel_stack:34704kB pagetables:44856kB unstable:0kB bounce:0kB free_pcp:1996kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 271.392099] zone=DMA32 reclaimable=399774 available=406049 no_progress_loops=0 did_some_progress=59 nr_reserved_highatomic=0
[ 271.394646] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=59 nr_reserved_highatomic=0
[ 271.459049] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:832kB inactive_anon:284kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:436kB slab_reclaimable:428kB slab_unreclaimable:2824kB kernel_stack:2320kB pagetables:180kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 271.472413] Node 0 DMA32 free:21848kB min:5564kB low:6952kB high:8344kB active_anon:77144kB inactive_anon:23032kB active_file:1148420kB inactive_file:462308kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2080640kB managed:2021064kB mlocked:0kB dirty:664kB writeback:0kB mapped:14700kB shmem:32768kB slab_reclaimable:51312kB slab_unreclaimable:61672kB kernel_stack:32064kB pagetables:50888kB unstable:0kB bounce:0kB free_pcp:848kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 274.428858] zone=DMA32 reclaimable=404186 available=408756 no_progress_loops=0 did_some_progress=52 nr_reserved_highatomic=0
[ 274.431146] zone=DMA reclaimable=2 available=1983 no_progress_loops=0 did_some_progress=52 nr_reserved_highatomic=0
[ 274.487864] Node 0 DMA free:7924kB min:40kB low:48kB high:60kB active_anon:600kB inactive_anon:284kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15988kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:436kB slab_reclaimable:428kB slab_unreclaimable:3504kB kernel_stack:1120kB pagetables:532kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 274.499779] Node 0 DMA32 free:17040kB min:5564kB low:6952kB high:8344kB active_anon:60480kB inactive_anon:23032kB active_file:1277956kB inactive_file:339528kB unevictable:0kB isolated(anon):0kB isolated(file):68kB present:2080640kB managed:2021064kB mlocked:0kB dirty:664kB writeback:0kB mapped:5912kB shmem:32768kB slab_reclaimable:51312kB slab_unreclaimable:64216kB kernel_stack:37520kB pagetables:52096kB unstable:0kB bounce:0kB free_pcp:308kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
----------
Complete log is at http://I-love.SAKURA.ne.jp/tmp/serial-20160116.txt.xz .
>
> This patch would need to at least have knowledge of the heuristics used by
> __zone_watermark_ok() since it's making an inference on reclaimability
> based on numbers that include pageblocks that are reserved from usage.
>
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next prev parent reply other threads:[~2016-01-16 1:07 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 18:19 [PATCH 0/3] OOM detection rework v4 Michal Hocko
2015-12-15 18:19 ` [PATCH 1/3] mm, oom: rework oom detection Michal Hocko
2016-01-14 22:58 ` David Rientjes
2016-01-16 1:07 ` Tetsuo Handa [this message]
2016-01-19 22:48 ` David Rientjes
2016-01-20 11:13 ` Tetsuo Handa
2016-01-20 13:13 ` Michal Hocko
2016-04-04 8:23 ` Vladimir Davydov
2016-04-04 9:42 ` Michal Hocko
2015-12-15 18:19 ` [PATCH 2/3] mm: throttle on IO only when there are too many dirty and writeback pages Michal Hocko
2016-03-17 11:35 ` Tetsuo Handa
2016-03-17 12:01 ` Michal Hocko
2015-12-15 18:19 ` [PATCH 3/3] mm: use watermak checks for __GFP_REPEAT high order allocations Michal Hocko
2015-12-16 23:35 ` [PATCH 0/3] OOM detection rework v4 Andrew Morton
2015-12-18 12:12 ` Michal Hocko
2015-12-16 23:58 ` Andrew Morton
2015-12-18 13:15 ` Michal Hocko
2015-12-18 16:35 ` Johannes Weiner
2015-12-24 12:41 ` Tetsuo Handa
2015-12-28 12:08 ` Tetsuo Handa
2015-12-28 14:13 ` Tetsuo Handa
2016-01-06 12:44 ` Vlastimil Babka
2016-01-08 12:37 ` Michal Hocko
2015-12-29 16:32 ` Michal Hocko
2015-12-30 15:05 ` Tetsuo Handa
2016-01-02 15:47 ` Tetsuo Handa
2016-01-20 12:24 ` Michal Hocko
2016-01-27 23:18 ` David Rientjes
2016-01-28 21:19 ` Michal Hocko
2015-12-29 16:27 ` Michal Hocko
2016-01-28 20:40 ` [PATCH 4/3] mm, oom: drop the last allocation attempt before out_of_memory Michal Hocko
2016-01-28 21:36 ` Johannes Weiner
2016-01-28 23:19 ` David Rientjes
2016-01-28 23:51 ` Johannes Weiner
2016-01-29 10:39 ` Tetsuo Handa
2016-01-29 15:32 ` Michal Hocko
2016-01-30 12:18 ` Tetsuo Handa
2016-01-29 15:23 ` Michal Hocko
2016-01-29 15:24 ` Michal Hocko
2016-01-28 21:19 ` [PATCH 5/3] mm, vmscan: make zone_reclaimable_pages more precise Michal Hocko
2016-01-28 23:20 ` David Rientjes
2016-01-29 3:41 ` Hillf Danton
2016-01-29 10:35 ` Tetsuo Handa
2016-01-29 15:17 ` Michal Hocko
2016-01-29 21:30 ` Tetsuo Handa
2016-02-03 13:27 ` [PATCH 0/3] OOM detection rework v4 Michal Hocko
2016-02-03 22:58 ` David Rientjes
2016-02-04 12:57 ` Michal Hocko
2016-02-04 13:10 ` Tetsuo Handa
2016-02-04 13:39 ` Michal Hocko
2016-02-04 14:24 ` Michal Hocko
2016-02-07 4:09 ` Tetsuo Handa
2016-02-15 20:06 ` Michal Hocko
2016-02-16 13:10 ` Tetsuo Handa
2016-02-16 15:19 ` Michal Hocko
2016-02-25 3:47 ` Hugh Dickins
2016-02-25 6:48 ` Sergey Senozhatsky
2016-02-25 9:17 ` Hillf Danton
2016-02-25 9:27 ` Michal Hocko
2016-02-25 9:48 ` Hillf Danton
2016-02-25 11:02 ` Sergey Senozhatsky
2016-02-25 9:23 ` Michal Hocko
2016-02-26 6:32 ` Hugh Dickins
2016-02-26 7:54 ` Hillf Danton
2016-02-26 9:24 ` Michal Hocko
2016-02-26 10:27 ` Hillf Danton
2016-02-26 13:49 ` Michal Hocko
2016-02-26 9:33 ` Michal Hocko
2016-02-29 21:02 ` Michal Hocko
2016-03-02 2:19 ` Joonsoo Kim
2016-03-02 9:50 ` Michal Hocko
2016-03-02 13:32 ` Joonsoo Kim
2016-03-02 14:06 ` Michal Hocko
2016-03-02 14:34 ` Joonsoo Kim
2016-03-03 9:26 ` Michal Hocko
2016-03-03 10:29 ` Tetsuo Handa
2016-03-03 14:10 ` Joonsoo Kim
2016-03-03 15:25 ` Michal Hocko
2016-03-04 5:23 ` Joonsoo Kim
2016-03-04 15:15 ` Michal Hocko
2016-03-04 17:39 ` Michal Hocko
2016-03-07 5:23 ` Joonsoo Kim
2016-03-03 15:50 ` Vlastimil Babka
2016-03-03 16:26 ` Michal Hocko
2016-03-04 7:10 ` Joonsoo Kim
2016-03-02 15:01 ` Minchan Kim
2016-03-07 16:08 ` [PATCH] mm, oom: protect !costly allocations some more (was: Re: [PATCH 0/3] OOM detection rework v4) Michal Hocko
2016-03-08 3:51 ` Sergey Senozhatsky
2016-03-08 9:08 ` Michal Hocko
2016-03-08 9:24 ` Sergey Senozhatsky
2016-03-08 9:24 ` [PATCH] mm, oom: protect !costly allocations some more Vlastimil Babka
2016-03-08 9:32 ` Sergey Senozhatsky
2016-03-08 9:46 ` Michal Hocko
2016-03-08 9:52 ` Vlastimil Babka
2016-03-08 10:10 ` Michal Hocko
2016-03-08 11:12 ` Vlastimil Babka
2016-03-08 12:22 ` Michal Hocko
2016-03-08 12:29 ` Vlastimil Babka
2016-03-08 9:58 ` [PATCH] mm, oom: protect !costly allocations some more (was: Re: [PATCH 0/3] OOM detection rework v4) Sergey Senozhatsky
2016-03-08 13:57 ` Michal Hocko
2016-03-08 10:36 ` Hugh Dickins
2016-03-08 13:42 ` [PATCH 0/2] oom rework: high order enahncements Michal Hocko
2016-03-08 13:42 ` [PATCH 1/3] mm, compaction: change COMPACT_ constants into enum Michal Hocko
2016-03-08 14:19 ` Vlastimil Babka
2016-03-09 3:55 ` Hillf Danton
2016-03-08 13:42 ` [PATCH 2/3] mm, compaction: cover all compaction mode in compact_zone Michal Hocko
2016-03-08 14:22 ` Vlastimil Babka
2016-03-09 3:57 ` Hillf Danton
2016-03-08 13:42 ` [PATCH 3/3] mm, oom: protect !costly allocations some more Michal Hocko
2016-03-08 14:34 ` Vlastimil Babka
2016-03-08 14:48 ` Michal Hocko
2016-03-08 15:03 ` Vlastimil Babka
2016-03-09 11:11 ` Michal Hocko
2016-03-09 14:07 ` Vlastimil Babka
2016-03-11 12:17 ` Hugh Dickins
2016-03-11 13:06 ` Michal Hocko
2016-03-11 19:08 ` Hugh Dickins
2016-03-14 16:21 ` Michal Hocko
2016-03-08 15:19 ` [PATCH] mm, oom: protect !costly allocations some more (was: Re: [PATCH 0/3] OOM detection rework v4) Joonsoo Kim
2016-03-08 16:05 ` Michal Hocko
2016-03-08 17:03 ` Joonsoo Kim
2016-03-09 10:41 ` Michal Hocko
2016-03-11 14:53 ` Joonsoo Kim
2016-03-11 15:20 ` Michal Hocko
2016-02-29 20:35 ` [PATCH 0/3] OOM detection rework v4 Michal Hocko
2016-03-01 7:29 ` Hugh Dickins
2016-03-01 13:38 ` Michal Hocko
2016-03-01 14:40 ` Michal Hocko
2016-03-01 18:14 ` Vlastimil Babka
2016-03-02 2:55 ` Joonsoo Kim
2016-03-02 12:37 ` Michal Hocko
2016-03-02 14:06 ` Joonsoo Kim
2016-03-02 12:24 ` Michal Hocko
2016-03-02 13:00 ` Michal Hocko
2016-03-02 13:22 ` Vlastimil Babka
2016-03-02 2:28 ` Joonsoo Kim
2016-03-02 12:39 ` Michal Hocko
2016-03-03 9:54 ` Hugh Dickins
2016-03-03 12:32 ` Michal Hocko
2016-03-03 20:57 ` Hugh Dickins
2016-03-04 7:41 ` Vlastimil Babka
2016-03-04 7:53 ` Joonsoo Kim
2016-03-04 12:28 ` Michal Hocko
2016-03-11 10:45 ` Tetsuo Handa
2016-03-11 13:08 ` Michal Hocko
2016-03-11 13:32 ` Tetsuo Handa
2016-03-11 15:28 ` Michal Hocko
2016-03-11 16:49 ` Tetsuo Handa
2016-03-11 17:00 ` Michal Hocko
2016-03-11 17:20 ` Tetsuo Handa
2016-03-12 4:08 ` Tetsuo Handa
2016-03-13 14:41 ` Tetsuo Handa
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