Messages in this thread | | | Subject | Re: OOM-Killer kills too much with 2.6.32.2 | Date | Tue, 26 Jan 2010 10:06:30 +0100 | From | "Roman Jarosz" <> |
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On Tue, 26 Jan 2010 06:19:23 +0100, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:
> (cc to lots related person) > >> On Mon, 25 Jan 2010 02:48:08 +0100, KOSAKI Motohiro >> <kosaki.motohiro@jp.fujitsu.com> wrote: >> >> >> Hi, >> >> >> >> since kernel 2.6.32.2 (also tried 2.6.32.3) I get a lot of oom-killer >> >> kills when I do hard disk intensive tasks (mainly in VirtualBox >> which is >> >> running Windows XP) and IMHO it kills processes even if I have a lot >> of >> >> free memory. >> >> >> >> Is this a known bug? I have self compiled kernel so I can try >> patches. >> > >> > Can you please post your .config? > > Hi all, > > Strangely, all reproduce machine are x86_64 with Intel i915. but I don't > have any solid evidence. > Can anyone please apply following debug patch and reproduce this issue? > > this patch write some debug message into /var/log/messages. >
Here it is
Jan 26 09:34:32 kedge kernel: ->fault OOM shmem_fault 1 1 Jan 26 09:34:32 kedge kernel: X invoked oom-killer: gfp_mask=0x0, order=0, oom_adj=0 Jan 26 09:34:32 kedge kernel: Pid: 1927, comm: X Not tainted 2.6.33-rc5 #3 Jan 26 09:34:32 kedge kernel: Call Trace: Jan 26 09:34:32 kedge kernel: [<ffffffff8107feb4>] T.350+0x54/0x140 Jan 26 09:34:32 kedge kernel: [<ffffffff81080016>] T.349+0x76/0x140 Jan 26 09:34:32 kedge kernel: [<ffffffff81080200>] __out_of_memory+0x120/0x190 Jan 26 09:34:32 kedge kernel: [<ffffffff81080388>] pagefault_out_of_memory+0x48/0x90 Jan 26 09:34:32 kedge kernel: [<ffffffff81021eb0>] mm_fault_error+0x40/0xc0 Jan 26 09:34:33 kedge kernel: [<ffffffff810221f8>] do_page_fault+0x2c8/0x2d0 Jan 26 09:34:35 kedge kernel: [<ffffffff815719df>] page_fault+0x1f/0x30 Jan 26 09:34:35 kedge kernel: Mem-Info: Jan 26 09:34:35 kedge kernel: DMA per-cpu: Jan 26 09:34:35 kedge kernel: CPU 0: hi: 0, btch: 1 usd: 0 Jan 26 09:34:35 kedge kernel: CPU 1: hi: 0, btch: 1 usd: 0 Jan 26 09:34:35 kedge kernel: DMA32 per-cpu: Jan 26 09:34:35 kedge kernel: CPU 0: hi: 186, btch: 31 usd: 135 Jan 26 09:34:35 kedge kernel: CPU 1: hi: 186, btch: 31 usd: 119 Jan 26 09:34:35 kedge kernel: Normal per-cpu: Jan 26 09:34:35 kedge kernel: CPU 0: hi: 186, btch: 31 usd: 124 Jan 26 09:34:35 kedge kernel: CPU 1: hi: 186, btch: 31 usd: 0 Jan 26 09:34:35 kedge kernel: active_anon:299484 inactive_anon:124767 isolated_anon:32 Jan 26 09:34:35 kedge kernel: active_file:318642 inactive_file:192171 isolated_file:0 Jan 26 09:34:35 kedge kernel: unevictable:2 dirty:113272 writeback:19224 unstable:0 Jan 26 09:34:35 kedge kernel: free:6859 slab_reclaimable:19340 slab_unreclaimable:10057 Jan 26 09:34:35 kedge kernel: mapped:27902 shmem:50780 pagetables:4901 bounce:0 Jan 26 09:34:35 kedge kernel: DMA free:15776kB min:28kB low:32kB high:40kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15332kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:8kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no Jan 26 09:34:35 kedge kernel: lowmem_reserve[]: 0 2990 3937 3937 Jan 26 09:34:35 kedge kernel: DMA32 free:9792kB min:6084kB low:7604kB high:9124kB active_anon:936684kB inactive_anon:237096kB active_file:1032028kB inactive_file:636296kB unevictable:8kB isolated(anon):0kB isolated(file):0kB present:3062688kB mlocked:8kB dirty:381208kB writeback:65944kB mapped:68072kB shmem:70336kB slab_reclaimable:54692kB slab_unreclaimable:18084kB kernel_stack:128kB pagetables:2968kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:240 all_unreclaimable? no Jan 26 09:34:35 kedge kernel: lowmem_reserve[]: 0 0 946 946 Jan 26 09:34:35 kedge kernel: Normal free:1868kB min:1924kB low:2404kB high:2884kB active_anon:261252kB inactive_anon:261972kB active_file:242540kB inactive_file:132228kB unevictable:0kB isolated(anon):128kB isolated(file):0kB present:969600kB mlocked:0kB dirty:71880kB writeback:10952kB mapped:43536kB shmem:132784kB slab_reclaimable:22668kB slab_unreclaimable:22136kB kernel_stack:1984kB pagetables:16636kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:100 all_unreclaimable? no Jan 26 09:34:35 kedge kernel: lowmem_reserve[]: 0 0 0 0 Jan 26 09:34:35 kedge kernel: DMA: 0*4kB 2*8kB 1*16kB 2*32kB 1*64kB 2*128kB 2*256kB 1*512kB 2*1024kB 2*2048kB 2*4096kB = 15776kB Jan 26 09:34:35 kedge kernel: DMA32: 158*4kB 7*8kB 10*16kB 6*32kB 1*64kB 0*128kB 4*256kB 1*512kB 1*1024kB 1*2048kB 1*4096kB = 9808kB Jan 26 09:34:35 kedge kernel: Normal: 467*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1868kB Jan 26 09:34:35 kedge kernel: 561725 total pagecache pages Jan 26 09:34:35 kedge kernel: 77 pages in swap cache Jan 26 09:34:35 kedge kernel: Swap cache stats: add 6320, delete 6243, find 0/0 Jan 26 09:34:35 kedge kernel: Free swap = 1982844kB Jan 26 09:34:35 kedge kernel: Total swap = 2008116kB Jan 26 09:34:35 kedge kernel: 1032192 pages RAM Jan 26 09:34:35 kedge kernel: 49925 pages reserved Jan 26 09:34:35 kedge kernel: 855983 pages shared Jan 26 09:34:35 kedge kernel: 172671 pages non-shared Jan 26 09:34:35 kedge kernel: Out of memory: kill process 1765 (hald) score 10056 or a child Jan 26 09:34:35 kedge kernel: Killed process 1766 (hald-runner) vsz:17860kB, anon-rss:24kB, file-rss:732kB
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