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Date: Fri, 12 Dec 2014 11:39:09 +0100 From: Jesper Dangaard Brouer <brouer@...hat.com> To: Christoph Lameter <cl@...ux.com> Cc: akpm@...uxfoundation.org, linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>, linux-mm@...ck.org, penberg@...nel.org, iamjoonsoo@....com, brouer@...hat.com, Alexander Duyck <alexander.h.duyck@...hat.com> Subject: Re: [PATCH 0/7] slub: Fastpath optimization (especially for RT) V1 On Thu, 11 Dec 2014 18:37:58 +0100 Jesper Dangaard Brouer <brouer@...hat.com> wrote: > Warning, I'm getting crashes with this patchset, during my network load testing. > I don't have a nice crash dump to show, yet, but it is in the slub code. Crash/OOM during IP-forwarding network overload test[1] with pktgen, single flow thus activating a single CPU on target (device under test). Testing done with net-next at commit 52c9b12d380, with patchset applied. Baseline testing have been done without patchset. [1] https://github.com/netoptimizer/network-testing/blob/master/pktgen/pktgen02_burst.sh [ 135.258503] console [netcon0] enabled [ 164.970377] ixgbe 0000:04:00.0 eth4: detected SFP+: 5 [ 165.078455] ixgbe 0000:04:00.0 eth4: NIC Link is Up 10 Gbps, Flow Control: None [ 165.266662] ixgbe 0000:04:00.1 eth5: detected SFP+: 6 [ 165.396958] ixgbe 0000:04:00.1 eth5: NIC Link is Up 10 Gbps, Flow Control: None [...] [ 290.298350] ksoftirqd/11: page allocation failure: order:0, mode:0x20 [ 290.298632] CPU: 11 PID: 64 Comm: ksoftirqd/11 Not tainted 3.18.0-rc7-net-next+ #852 [ 290.299109] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 290.299377] 0000000000000000 ffff88046c4eba28 ffffffff8164f6f2 ffff88047fd6d1a0 [ 290.300169] 0000000000000020 ffff88046c4ebab8 ffffffff8111d241 0000000000000000 [ 290.300833] 0000003000000000 ffff88047ffd9b38 ffff880003d86400 0000000000000040 [ 290.301496] Call Trace: [ 290.301763] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 290.302035] [<ffffffff8111d241>] warn_alloc_failed+0xd1/0x130 [ 290.302307] [<ffffffff81120ced>] __alloc_pages_nodemask+0x71d/0xa80 [ 290.302572] [<ffffffff81536b70>] __alloc_page_frag+0x130/0x150 [ 290.302840] [<ffffffff8153b63e>] __alloc_rx_skb+0x5e/0x110 [ 290.303112] [<ffffffff8153b74d>] __napi_alloc_skb+0x1d/0x40 [ 290.303383] [<ffffffffa00f15b1>] ixgbe_clean_rx_irq+0xf1/0x8e0 [ixgbe] [ 290.303655] [<ffffffffa00f2a7d>] ixgbe_poll+0x41d/0x7c0 [ixgbe] [ 290.303920] [<ffffffff8154817c>] net_rx_action+0x14c/0x270 [ 290.304185] [<ffffffff8107ad7a>] __do_softirq+0x10a/0x220 [ 290.304455] [<ffffffff8107aeb0>] run_ksoftirqd+0x20/0x50 [ 290.304724] [<ffffffff810962e9>] smpboot_thread_fn+0x159/0x270 [ 290.304991] [<ffffffff81096190>] ? SyS_setgroups+0x180/0x180 [ 290.305260] [<ffffffff81092846>] kthread+0xd6/0xf0 [ 290.305525] [<ffffffff81092770>] ? kthread_create_on_node+0x170/0x170 [ 290.305568] rsyslogd invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=0 [ 290.305570] rsyslogd cpuset=/ mems_allowed=0 [ 290.306534] [<ffffffff81656a2c>] ret_from_fork+0x7c/0xb0 [ 290.306800] [<ffffffff81092770>] ? kthread_create_on_node+0x170/0x170 [ 290.307068] CPU: 1 PID: 2264 Comm: rsyslogd Not tainted 3.18.0-rc7-net-next+ #852 [ 290.307553] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 290.307823] 0000000000000000 ffff88045248f8f8 ffffffff8164f6f2 0000000012a112a1 [ 290.308480] 0000000000000000 ffff88045248f978 ffffffff8164c061 ffff88045248f958 [ 290.309137] ffffffff810bd1e9 ffff88045248fa18 ffffffff8112a42b ffff88045248f948 [ 290.309805] Call Trace: [ 290.310064] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 290.310326] [<ffffffff8164c061>] dump_header.isra.8+0x96/0x201 [ 290.310593] [<ffffffff810bd1e9>] ? rcu_oom_notify+0xd9/0xf0 [ 290.310863] [<ffffffff8112a42b>] ? shrink_zones+0x25b/0x390 [ 290.316403] [<ffffffff8111b4c2>] oom_kill_process+0x202/0x370 [ 290.316672] [<ffffffff8107ee72>] ? has_capability_noaudit+0x12/0x20 [ 290.316943] [<ffffffff8111bcbe>] out_of_memory+0x4ee/0x530 [ 290.317212] [<ffffffff8112100e>] __alloc_pages_nodemask+0xa3e/0xa80 [ 290.317480] [<ffffffff8115d5a7>] alloc_pages_current+0x97/0x120 [ 290.317749] [<ffffffff81117dc7>] __page_cache_alloc+0xa7/0xd0 [ 290.318010] [<ffffffff8111a387>] filemap_fault+0x1c7/0x400 [ 290.318278] [<ffffffff8113da06>] __do_fault+0x36/0xd0 [ 290.318544] [<ffffffff8113fc8f>] do_read_fault.isra.78+0x1bf/0x2c0 [ 290.318815] [<ffffffff810ae1c0>] ? autoremove_wake_function+0x40/0x40 [ 290.319083] [<ffffffff8114128e>] handle_mm_fault+0x67e/0xc20 [ 290.319346] [<ffffffff81042dba>] __do_page_fault+0x18a/0x5a0 [ 290.319610] [<ffffffff810ae180>] ? abort_exclusive_wait+0xa0/0xa0 [ 290.319877] [<ffffffff810431dc>] do_page_fault+0xc/0x10 [ 290.320142] [<ffffffff81658062>] page_fault+0x22/0x30 [ 290.320441] Mem-Info: [ 290.320703] Node 0 DMA per-cpu: [ 290.321011] CPU 0: hi: 0, btch: 1 usd: 0 [ 290.321272] CPU 1: hi: 0, btch: 1 usd: 0 [ 290.321532] CPU 2: hi: 0, btch: 1 usd: 0 [ 290.321792] CPU 3: hi: 0, btch: 1 usd: 0 [ 290.322055] CPU 4: hi: 0, btch: 1 usd: 0 [ 290.322319] CPU 5: hi: 0, btch: 1 usd: 0 [ 290.322581] CPU 6: hi: 0, btch: 1 usd: 0 [ 290.322845] CPU 7: hi: 0, btch: 1 usd: 0 [ 290.323108] CPU 8: hi: 0, btch: 1 usd: 0 [ 290.323367] CPU 9: hi: 0, btch: 1 usd: 0 [ 290.323625] CPU 10: hi: 0, btch: 1 usd: 0 [ 290.323885] CPU 11: hi: 0, btch: 1 usd: 0 [ 290.324143] Node 0 DMA32 per-cpu: [ 290.324445] CPU 0: hi: 186, btch: 31 usd: 0 [ 290.324704] CPU 1: hi: 186, btch: 31 usd: 0 [ 290.324962] CPU 2: hi: 186, btch: 31 usd: 0 [ 290.325227] CPU 3: hi: 186, btch: 31 usd: 0 [ 290.325488] CPU 4: hi: 186, btch: 31 usd: 0 [ 290.325753] CPU 5: hi: 186, btch: 31 usd: 0 [ 290.326016] CPU 6: hi: 186, btch: 31 usd: 0 [ 290.326279] CPU 7: hi: 186, btch: 31 usd: 0 [ 290.326546] CPU 8: hi: 186, btch: 31 usd: 0 [ 290.326811] CPU 9: hi: 186, btch: 31 usd: 0 [ 290.327075] CPU 10: hi: 186, btch: 31 usd: 0 [ 290.327344] CPU 11: hi: 186, btch: 31 usd: 0 [ 290.327609] Node 0 Normal per-cpu: [ 290.327916] CPU 0: hi: 186, btch: 31 usd: 25 [ 290.328179] CPU 1: hi: 186, btch: 31 usd: 0 [ 290.328444] CPU 2: hi: 186, btch: 31 usd: 0 [ 290.328708] CPU 3: hi: 186, btch: 31 usd: 0 [ 290.328969] CPU 4: hi: 186, btch: 31 usd: 0 [ 290.329230] CPU 5: hi: 186, btch: 31 usd: 0 [ 290.329491] CPU 6: hi: 186, btch: 31 usd: 0 [ 290.329753] CPU 7: hi: 186, btch: 31 usd: 0 [ 290.330014] CPU 8: hi: 186, btch: 31 usd: 0 [ 290.330275] CPU 9: hi: 186, btch: 31 usd: 0 [ 290.330536] CPU 10: hi: 186, btch: 31 usd: 0 [ 290.330801] CPU 11: hi: 186, btch: 31 usd: 0 [ 290.331066] active_anon:109 inactive_anon:0 isolated_anon:0 [ 290.331066] active_file:132 inactive_file:104 isolated_file:0 [ 290.331066] unevictable:2141 dirty:0 writeback:0 unstable:0 [ 290.331066] free:26484 slab_reclaimable:3264 slab_unreclaimable:3985491 [ 290.331066] mapped:1957 shmem:17 pagetables:618 bounce:0 [ 290.331066] free_cma:0 [ 290.332411] Node 0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 290.333825] lowmem_reserve[]: 0 1917 15995 15995 [ 290.334317] Node 0 DMA32 free:64740kB min:8092kB low:10112kB high:12136kB active_anon:296kB inactive_anon:0kB active_file:136kB inactive_file:32kB unevictable:1940kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:1956kB dirty:0kB writeback:0kB mapped:1516kB shmem:0kB slab_reclaimable:1436kB slab_unreclaimable:1864332kB kernel_stack:144kB pagetables:460kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:25708 all_unreclaimable? yes [ 290.335947] lowmem_reserve[]: 0 0 14077 14077 [ 290.336439] Node 0 Normal free:24532kB min:59424kB low:74280kB high:89136kB active_anon:140kB inactive_anon:0kB active_file:392kB inactive_file:384kB unevictable:6624kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:6624kB dirty:0kB writeback:0kB mapped:6312kB shmem:68kB slab_reclaimable:11620kB slab_unreclaimable:14078392kB kernel_stack:2864kB pagetables:2012kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 290.338061] lowmem_reserve[]: 0 0 0 0 [ 290.338546] Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (R) 3*4096kB (M) = 15856kB [ 290.339996] Node 0 DMA32: 473*4kB (UEM) 221*8kB (UEM) 116*16kB (UEM) 86*32kB (UEM) 55*64kB (UEM) 24*128kB (UEM) 12*256kB (UM) 3*512kB (EM) 1*1024kB (E) 2*2048kB (UR) 10*4096kB (MR) = 65548kB [ 290.341804] Node 0 Normal: 994*4kB (UEM) 577*8kB (EM) 203*16kB (EM) 113*32kB (UEM) 47*64kB (UEM) 13*128kB (UM) 4*256kB (UM) 0*512kB 0*1024kB 0*2048kB 1*4096kB (R) = 25248kB [ 290.343466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.343947] 2081 total pagecache pages [ 290.344210] 13 pages in swap cache [ 290.344473] Swap cache stats: add 4436, delete 4423, find 5/8 [ 290.344739] Free swap = 8198904kB [ 290.345000] Total swap = 8216572kB [ 290.345262] 4184707 pages RAM [ 290.345523] 0 pages HighMem/MovableOnly [ 290.345788] 85688 pages reserved [ 290.346049] 0 pages hwpoisoned [ 290.346307] [ pid ] uid tgid total_vm rss nr_ptes swapents oom_score_adj name [ 290.346788] [ 680] 0 680 2678 264 9 107 -1000 udevd [ 290.347267] [ 1833] 0 1833 10161 0 24 70 0 monitor [ 290.347750] [ 1834] 0 1834 10196 517 27 131 0 ovsdb-server [ 290.348230] [ 1844] 0 1844 10299 50 24 67 0 monitor [ 290.348711] [ 1845] 0 1845 10338 2114 41 0 0 ovs-vswitchd [ 290.349194] [ 2261] 0 2261 62333 386 22 139 0 rsyslogd [ 290.349676] [ 2293] 81 2293 5366 344 13 69 0 dbus-daemon [ 290.350157] [ 2315] 68 2315 9070 403 29 313 0 hald [ 290.350632] [ 2316] 0 2316 5097 339 23 45 0 hald-runner [ 290.351111] [ 2345] 0 2345 5627 0 25 42 0 hald-addon-inpu [ 290.351594] [ 2354] 68 2354 4498 339 20 37 0 hald-addon-acpi [ 290.352069] [ 2363] 0 2363 2677 256 9 106 -1000 udevd [ 290.352540] [ 2471] 0 2471 30430 129 18 558 0 pmqos-static.py [ 290.353011] [ 2486] 0 2486 16672 368 33 179 -1000 sshd [ 290.353481] [ 2497] 0 2497 44314 550 61 1064 0 tuned [ 290.353956] [ 2511] 0 2511 29328 363 16 152 0 crond [ 290.354430] [ 2528] 0 2528 5400 0 14 46 0 atd [ 290.354906] [ 2541] 0 2541 26020 228 12 28 0 rhsmcertd [ 290.355386] [ 2562] 0 2562 1031 308 9 18 0 mingetty [ 290.355858] [ 2564] 0 2564 1031 308 9 18 0 mingetty [ 290.356336] [ 2566] 0 2566 1031 308 9 17 0 mingetty [ 290.356813] [ 2568] 0 2568 1031 308 9 18 0 mingetty [ 290.357291] [ 2570] 0 2570 1031 308 9 18 0 mingetty [ 290.357766] [ 2571] 0 2571 2677 256 9 106 -1000 udevd [ 290.358245] [ 2573] 0 2573 1031 308 9 18 0 mingetty [ 290.358719] [ 2576] 0 2576 25109 985 52 212 0 sshd [ 290.359196] [ 2598] 500 2598 25109 695 50 235 0 sshd [ 290.359673] [ 2611] 500 2611 27820 348 19 806 0 bash [ 290.360147] Out of memory: Kill process 1845 (ovs-vswitchd) score 0 or sacrifice child [ 290.360624] Killed process 1845 (ovs-vswitchd) total-vm:41352kB, anon-rss:732kB, file-rss:7724kB [ 290.450766] ksoftirqd/11: page allocation failure: order:0, mode:0x204020 [ 290.451031] ksoftirqd/11: page allocation failure: order:0, mode:0x204020 [ 290.451033] CPU: 11 PID: 64 Comm: ksoftirqd/11 Not tainted 3.18.0-rc7-net-next+ #852 [ 290.451033] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 290.451034] 0000000000000000 ffff88046c4eb2e8 ffffffff8164f6f2 0000000014801480 [ 290.451035] 0000000000204020 ffff88046c4eb378 ffffffff8111d241 0000000000000000 [ 290.451036] 0000003000000000 ffff88047ffd9b38 0000000000000001 0000000000000040 [ 290.451037] Call Trace: [ 290.451040] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 290.451042] [<ffffffff8111d241>] warn_alloc_failed+0xd1/0x130 [ 290.451045] [<ffffffff81137c89>] ? compaction_suitable+0x19/0x20 [ 290.451046] [<ffffffff81120ced>] __alloc_pages_nodemask+0x71d/0xa80 [ 290.451049] [<ffffffff81348aea>] ? vsnprintf+0x3ba/0x590 [ 290.451052] [<ffffffff8115d5a7>] alloc_pages_current+0x97/0x120 [ 290.451054] [<ffffffff8116563d>] new_slab+0x2ad/0x310 [ 290.451056] [<ffffffff811660e7>] __slab_alloc.isra.63+0x207/0x4d0 [ 290.451057] [<ffffffff8116645b>] kmem_cache_alloc_node+0xab/0x110 [ 290.451059] [<ffffffff81536e47>] __alloc_skb+0x47/0x1d0 [ 290.451063] [<ffffffff8138f5a1>] ? vgacon_set_cursor_size.isra.7+0xa1/0x120 [ 290.451066] [<ffffffff815636c4>] netpoll_send_udp+0x84/0x3f0 [ 290.451068] [<ffffffffa028b8bf>] write_msg+0xcf/0x140 [netconsole] [ 290.451070] [<ffffffff810b3edb>] call_console_drivers.constprop.24+0x9b/0xa0 [ 290.451071] [<ffffffff810b452d>] console_unlock+0x36d/0x450 [ 290.451072] [<ffffffff810b4960>] vprintk_emit+0x350/0x570 [ 290.451073] [<ffffffff8164be24>] printk+0x5c/0x5e [ 290.451075] [<ffffffff8111d23c>] warn_alloc_failed+0xcc/0x130 [ 290.451077] [<ffffffff8154987c>] ? dev_hard_start_xmit+0x16c/0x320 [ 290.451079] [<ffffffff81120ced>] __alloc_pages_nodemask+0x71d/0xa80 [ 290.451081] [<ffffffff81567c22>] ? sch_direct_xmit+0x112/0x220 [ 290.451083] [<ffffffff8115d5a7>] alloc_pages_current+0x97/0x120 [ 290.451084] [<ffffffff8116563d>] new_slab+0x2ad/0x310 [ 290.451085] [<ffffffff811660e7>] __slab_alloc.isra.63+0x207/0x4d0 [ 292.302602] hald-addon-acpi invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=0 [ 292.303094] hald-addon-acpi cpuset=/ mems_allowed=0 [ 292.303456] CPU: 4 PID: 2354 Comm: hald-addon-acpi Not tainted 3.18.0-rc7-net-next+ #852 [ 292.303939] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 292.304209] 0000000000000000 ffff88044f2af8f8 ffffffff8164f6f2 00000000000038ce [ 292.304884] 0000000000000000 ffff88044f2af978 ffffffff8164c061 ffff88044f2af958 [ 292.305560] ffffffff810bd1e9 ffff88044f2afa18 ffffffff8112a42b ffff88044f2af948 [ 292.306231] Call Trace: [ 292.306497] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 292.306768] [<ffffffff8164c061>] dump_header.isra.8+0x96/0x201 [ 292.307038] [<ffffffff810bd1e9>] ? rcu_oom_notify+0xd9/0xf0 [ 292.307305] [<ffffffff8112a42b>] ? shrink_zones+0x25b/0x390 [ 292.307577] [<ffffffff8111b4c2>] oom_kill_process+0x202/0x370 [ 292.307846] [<ffffffff8107ee72>] ? has_capability_noaudit+0x12/0x20 [ 292.308117] [<ffffffff8111bcbe>] out_of_memory+0x4ee/0x530 [ 292.308386] [<ffffffff8112100e>] __alloc_pages_nodemask+0xa3e/0xa80 [ 292.308659] [<ffffffff8115d5a7>] alloc_pages_current+0x97/0x120 [ 292.308930] [<ffffffff81117dc7>] __page_cache_alloc+0xa7/0xd0 [ 292.309200] [<ffffffff8111a387>] filemap_fault+0x1c7/0x400 [ 292.309470] [<ffffffff8113da06>] __do_fault+0x36/0xd0 [ 292.309740] [<ffffffff8113fc8f>] do_read_fault.isra.78+0x1bf/0x2c0 [ 292.310010] [<ffffffff8114128e>] handle_mm_fault+0x67e/0xc20 [ 292.310280] [<ffffffff810970d5>] ? finish_task_switch+0x45/0xf0 [ 292.310551] [<ffffffff81042dba>] __do_page_fault+0x18a/0x5a0 [ 292.310821] [<ffffffff816559d2>] ? do_nanosleep+0x92/0xe0 [ 292.311087] [<ffffffff810c4d88>] ? hrtimer_nanosleep+0xb8/0x1a0 [ 292.311353] [<ffffffff810c3e90>] ? hrtimer_get_res+0x50/0x50 [ 292.311618] [<ffffffff810431dc>] do_page_fault+0xc/0x10 [ 292.311884] [<ffffffff81658062>] page_fault+0x22/0x30 [ 292.312145] Mem-Info: [ 292.312403] Node 0 DMA per-cpu: [ 292.312714] CPU 0: hi: 0, btch: 1 usd: 0 [ 292.312977] CPU 1: hi: 0, btch: 1 usd: 0 [ 292.313241] CPU 2: hi: 0, btch: 1 usd: 0 [ 292.313505] CPU 3: hi: 0, btch: 1 usd: 0 [ 292.313772] CPU 4: hi: 0, btch: 1 usd: 0 [ 292.314038] CPU 5: hi: 0, btch: 1 usd: 0 [ 292.314304] CPU 6: hi: 0, btch: 1 usd: 0 [ 292.314571] CPU 7: hi: 0, btch: 1 usd: 0 [ 292.314840] CPU 8: hi: 0, btch: 1 usd: 0 [ 292.315107] CPU 9: hi: 0, btch: 1 usd: 0 [ 292.315372] CPU 10: hi: 0, btch: 1 usd: 0 [ 292.315640] CPU 11: hi: 0, btch: 1 usd: 0 [ 292.315905] Node 0 DMA32 per-cpu: [ 292.316219] CPU 0: hi: 186, btch: 31 usd: 0 [ 292.316487] CPU 1: hi: 186, btch: 31 usd: 0 [ 292.316754] CPU 2: hi: 186, btch: 31 usd: 0 [ 292.317019] CPU 3: hi: 186, btch: 31 usd: 0 [ 292.317284] CPU 4: hi: 186, btch: 31 usd: 0 [ 292.317553] CPU 5: hi: 186, btch: 31 usd: 0 [ 292.317819] CPU 6: hi: 186, btch: 31 usd: 0 [ 292.318086] CPU 7: hi: 186, btch: 31 usd: 0 [ 292.318352] CPU 8: hi: 186, btch: 31 usd: 0 [ 292.318623] CPU 9: hi: 186, btch: 31 usd: 0 [ 292.318892] CPU 10: hi: 186, btch: 31 usd: 0 [ 292.319161] CPU 11: hi: 186, btch: 31 usd: 0 [ 292.319427] Node 0 Normal per-cpu: [ 292.319742] CPU 0: hi: 186, btch: 31 usd: 2 [ 292.320009] CPU 1: hi: 186, btch: 31 usd: 0 [ 292.320275] CPU 2: hi: 186, btch: 31 usd: 0 [ 292.320542] CPU 3: hi: 186, btch: 31 usd: 0 [ 292.320811] CPU 4: hi: 186, btch: 31 usd: 0 [ 292.321079] CPU 5: hi: 186, btch: 31 usd: 0 [ 292.321346] CPU 6: hi: 186, btch: 31 usd: 0 [ 292.321614] CPU 7: hi: 186, btch: 31 usd: 0 [ 292.321880] CPU 8: hi: 186, btch: 31 usd: 0 [ 292.322146] CPU 9: hi: 186, btch: 31 usd: 0 [ 292.322412] CPU 10: hi: 186, btch: 31 usd: 0 [ 292.322681] CPU 11: hi: 186, btch: 31 usd: 0 [ 292.322947] active_anon:0 inactive_anon:2 isolated_anon:0 [ 292.322947] active_file:81 inactive_file:42 isolated_file:0 [ 292.322947] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.322947] free:24558 slab_reclaimable:3128 slab_unreclaimable:3989981 [ 292.322947] mapped:39 shmem:0 pagetables:577 bounce:0 [ 292.322947] free_cma:0 [ 292.324305] Node 0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 292.325716] lowmem_reserve[]: 0 1917 15995 15995 [ 292.326216] Node 0 DMA32 free:59736kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872080kB kernel_stack:144kB pagetables:304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:820 all_unreclaimable? yes [ 292.327636] lowmem_reserve[]:Normal free:22900kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:8kB active_file:240kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11156kB slab_unreclaimable:14087812kB kernel_stack:2848kB pagetables:2004kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3288 all_unreclaimable? yes [ 292.360844] monitor invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=0 [ 292.361326] monitor cpuset=/ mems_allowed=0 [ 292.361687] CPU: 1 PID: 1844 Comm: monitor Not tainted 3.18.0-rc7-net-next+ #852 [ 292.362162] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 292.362429] 0000000000000000 ffff880456aef8f8 ffffffff8164f6f2 0000000000003cf9 [ 292.363095] 0000000000000000 ffff880456aef978 ffffffff8164c061 ffff880456aef958 [ 292.363764] ffffffff810bd1e9 ffff880456aefa18 ffffffff8112a42b ffff880456aef988 [ 292.364433] Call Trace: [ 292.364695] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 292.381944] active_anon:0 inactive_anon:2 isolated_anon:0 [ 292.381944] active_file:81 inactive_file:42 isolated_file:0 [ 292.381944] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.381944] free:24864 slab_reclaimable:3128 slab_unreclaimable:3989981 [ 292.381944] mapped:39 shmem:0 pagetables:577 bounce:0 [ 292.381944] free_cma:0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes DMA32 free:60068kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872080kB kernel_stack:144kB pagetables:304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:516 all_unreclaimable? yes Normal free:23532kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:8kB active_file:240kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11156kB slab_unreclaimable:14087812kB kernel_stack:2848kB pagetables:2004kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3240 all_unreclaimable? yes [ 292.419725] ovsdb-server invoked oom-killer: gfp_mask=0x200da, order=0, oom_score_adj=0 [ 292.420210] ovsdb-server cpuset=/ mems_allowed=0 [ 292.420570] CPU: 2 PID: 1834 Comm: ovsdb-server Not tainted 3.18.0-rc7-net-next+ #852 [ 292.421053] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 292.421320] 0000000000000000[ 292.440836] active_anon:0 inactive_anon:2 isolated_anon:0 [ 292.440836] active_file:81 inactive_file:42 isolated_file:0 [ 292.440836] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.440836] free:24864 slab_reclaimable:3128 slab_unreclaimable:3989981 [ 292.440836] mapped:39 shmem:0 pagetables:577 bounce:0 [ 292.440836] free_cma:0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes DMA32 free:60068kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872080kB kernel_stack:144kB pagetables:304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:516 all_unreclaimable? yes Normal free:23532kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:8kB active_file:240kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11156kB slab_unreclaimable:14087812kB kernel_stack:2848kB pagetables:2004kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3240 all_unreclaimable? yes [ 292.502168] active_anon:0 inactive_anon:2 isolated_anon:0 [ 292.502168] active_file:81 inactive_file:42 isolated_file:0 [ 292.502168] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.502168] free:24864 slab_reclaimable:3128 slab_unreclaimable:3989981 [ 292.502168] mapped:39 shmem:0 pagetables:577 bounce:0 [ 292.502168] free_cma:0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes DMA32 free:60068kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872080kB kernel_stack:144kB pagetables:304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:516 all_unreclaimable? yes Normal free:23532kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:8kB active_file:240kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11156kB slab_unreclaimable:14087812kB kernel_stack:2848kB pagetables:2004kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3240 all_unreclaimable? yes [ 292.539902] hald invoked oom-killer: gfp_mask=0x200da, order=0, oom_score_adj=0 [ 292.540379] hald cpuset=/ mems_allowed=0 [ 292.540736] CPU: 9 PID: 2315 Comm: hald Not tainted 3.18.0-rc7-net-next+ #852 [ 292.541004] Hardware name: Supermicro X9DAX/X9DAX, BIOS 3.0a 09/27/2013 [ 292.541266] 0000000000000000 ffff88044f8eb4a8 ffffffff8164f6f2 0000000000004977 [ 292.541934] 0000000000000000 ffff88044f8eb528 ffffffff8164c061 ffff88044f8eb508 [ 292.542600] ffffffff810bd1e9 ffff88044f8eb5c8 ffffffff8112a42b ffff88044f8eb4f8 [ 292.543265] Call Trace: [ 292.543530] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 292.543797] [<ffffffff8164c061>] dump_header.isra.8+0x96/0x201 [ 292.544064] [<ffffffff810bd1e9>] ? rcu_oom_notify+0xd9/0xf0 [ 292.544331] [<ffffffff8112a42b>] ? shrink_zones+0x25b/0x390 [ 292.544597] [<ffffffff8111b4c2>] oom_kill_process+0x202/0x370 [ 292.544867] [<ffffffff8111aff5>] ? oom_unkillable_task.isra.5+0xc5/0xf0 [ 292.545134] [<ffffffff8111bcbe>] out_of_memory+0x4ee/0x530 [ 292.545399] [<ffffffff8112100e>] __alloc_pages_nodemask+0xa3e/0xa80 [ 292.545664] [<ffffffff8115fa1f>] alloc_pages_vma+0x9f/0x1b0 [ 292.545934] [<ffffffff8115283b>] read_swap_cache_async+0x13b/0x1e0 [ 292.546202] [<ffffffff81152a06>] swapin_readahead+0x126/0x190 [ 292.546467] [<ffffffff81118ada>] ? pagecache_get_page+0x2a/0x1e0 [ 292.564580] active_anon:0 inactive_anon:2 isolated_anon:0 [ 292.564580] active_file:81 inactive_file:42 isolated_file:0 [ 292.564580] unevictable:0 dirty:0 writeback:0 unstable:0 [ 292.564580] free:24864 slab_reclaimable:3128 slab_unreclaimable:3989981 [ 292.564580] mapped:39 shmem:0 pagetables:480 bounce:0 [ 292.564580] free_cma:0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes DMA32 free:60068kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872080kB kernel_stack:144kB pagetables:304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:516 all_unreclaimable? yes Normal free:23532kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:8kB active_file:240kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11156kB slab_unreclaimable:14087812kB kernel_stack:2848kB pagetables:1616kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3240 all_unreclaimable? yes [ 293.207640] Call Trace: [ 293.207903] [<ffffffff8164f6f2>] dump_stack+0x4e/0x71 [ 293.208166] [<ffffffff8164c061>] dump_header.isra.8+0x96/0x201 [ 293.208431] [<ffffffff810bd1e9>] ? rcu_oom_notify+0xd9/0xf0 [ 293.208696] [<ffffffff8112a42b>] ? shrink_zones+0x25b/0x390 [ 293.208963] [<ffffffff8111b4c2>] oom_kill_process+0x202/0x370 [ 293.209232] [<ffffffff8111aff5>] ? oom_unkillable_task.isra.5+0xc5/0xf0 [ 293.209500] [<ffffffff8111bcbe>] out_of_memory+0x4ee/0x530 [ 293.209761] [<ffffffff8112100e>] __alloc_pages_nodemask+0xa3e/0xa80 [ 293.210029] [<ffffffff8115fa1f>] alloc_pages_vma+0x9f/0x1b0 [ 293.210297] [<ffffffff8115283b>] read_swap_cache_async+0x13b/0x1e0 [ 293.210562] [<ffffffff81152a06>] swapin_readahead+0x126/0x190 [ 293.210828] [<ffffffff81118ada>] ? pagecache_get_page+0x2a/0x1e0 [ 293.211092] [<ffffffff811415d8>] handle_mm_fault+0x9c8/0xc20 [ 293.211357] [<ffffffff810a364f>] ? dequeue_entity+0x10f/0x600 [ 293.211626] [<ffffffff81042dba>] __do_page_fault+0x18a/0x5a0 [ 293.211892] [<ffffffff810970d5>] ? finish_task_switch+0x45/0xf0 [ 293.212156] [<ffffffff81651070>] ? __schedule+0x290/0x7f0 [ 293.212416] [<ffffffff810431dc>] do_page_fault+0xc/0x10 [ 293.212676] [<ffffffff81658062>] page_fault+0x22/0x30 [ 293.212937] [<ffffffff8118b189>] ? do_sys_poll+0x179/0x5b0 [ 293.213196] [<ffffffff8118b13d>] ? do_sys_poll+0x12d/0x5b0 [ 293.213459] [<ffffffff815ead03>] ? unix_stream_sendmsg+0x413/0x450 [ 293.213724] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.213992] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.214259] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.214528] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.214792] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.215056] [<ffffffff81189f00>] ? poll_select_copy_remaining+0x140/0x140 [ 293.215321] [<ffffffff8117ac45>] ? SYSC_newfstat+0x25/0x30 [ 293.215586] [<ffffffff8118b697>] SyS_poll+0x77/0x100 [ 293.215851] [<ffffffff81656ad2>] system_call_fastpath+0x12/0x17 [ 293.216115] Mem-Info: [ 293.216374] Node 0 DMA per-cpu: [ 293.216685] CPU 0: hi: 0, btch: 1 usd: 0 [ 293.216948] CPU 1: hi: 0, btch: 1 usd: 0 [ 293.217209] CPU 2: hi: 0, btch: 1 usd: 0 [ 293.217473] CPU 3: hi: 0, btch: 1 usd: 0 [ 293.217734] CPU 4: hi: 0, btch: 1 usd: 0 [ 293.217999] CPU 5: hi: 0, btch: 1 usd: 0 [ 293.218261] CPU 6: hi: 0, btch: 1 usd: 0 [ 293.218525] CPU 7: hi: 0, btch: 1 usd: 0 [ 293.218787] CPU 8: hi: 0, btch: 1 usd: 0 [ 293.219051] CPU 9: hi: 0, btch: 1 usd: 0 [ 293.219314] CPU 10: hi: 0, btch: 1 usd: 0 [ 293.219580] CPU 11: hi: 0, btch: 1 usd: 0 [ 293.219843] Node 0 DMA32 per-cpu: [ 293.220149] CPU 0: hi: 186, btch: 31 usd: 0 [ 293.220411] CPU 1: hi: 186, btch: 31 usd: 0 [ 293.220677] CPU 2: hi: 186, btch: 31 usd: 0 [ 293.220940] CPU 3: hi: 186, btch: 31 usd: 0 [ 293.221203] CPU 4: hi: 186, btch: 31 usd: 0 [ 293.221467] CPU 5: hi: 186, btch: 31 usd: 0 [ 293.221730] CPU 6: hi: 186, btch: 31 usd: 0 [ 293.221992] CPU 7: hi: 186, btch: 31 usd: 0 [ 293.222253] CPU 8: hi: 186, btch: 31 usd: 0 [ 293.222519] CPU 9: hi: 186, btch: 31 usd: 0 [ 293.222782] CPU 10: hi: 186, btch: 31 usd: 0 [ 293.223043] CPU 11: hi: 186, btch: 31 usd: 0 [ 293.223306] Node 0 Normal per-cpu: [ 293.223615] CPU 0: hi: 186, btch: 31 usd: 0 [ 293.223878] CPU 1: hi: 186, btch: 31 usd: 0 [ 293.224142] CPU 2: hi: 186, btch: 31 usd: 0 [ 293.224404] CPU 3: hi: 186, btch: 31 usd: 0 [ 293.224672] CPU 4: hi: 186, btch: 31 usd: 0 [ 293.224934] CPU 5: hi: 186, btch: 31 usd: 0 [ 293.225198] CPU 6: hi: 186, btch: 31 usd: 0 [ 293.225462] CPU 7: hi: 186, btch: 31 usd: 0 [ 293.225726] CPU 8: hi: 186, btch: 31 usd: 0 [ 293.225989] CPU 9: hi: 186, btch: 31 usd: 0 [ 293.226249] CPU 10: hi: 186, btch: 31 usd: 0 [ 293.226507] CPU 11: hi: 186, btch: 31 usd: 0 [ 293.226769] active_anon:0 inactive_anon:0 isolated_anon:0 [ 293.226769] active_file:148 inactive_file:26 isolated_file:0 [ 293.226769] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.226769] free:25182 slab_reclaimable:3095 slab_unreclaimable:3990011 [ 293.226769] mapped:17 shmem:0 pagetables:427 bounce:0 [ 293.226769] free_cma:0 [ 293.228100] Node 0 DMA free:15856kB min:64kB low:80kB high:96kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15972kB managed:15888kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 293.229516] lowmem_reserve[]: 0 1917 15995 15995 [ 293.230008] Node 0 DMA32 free:60388kB min:8092kB low:10112kB high:12136kB active_anon:0kB inactive_anon:0kB active_file:84kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:2042792kB managed:1964512kB mlocked:0kB dirty:0kB writeback:0kB mapped:68kB shmem:0kB slab_reclaimable:1356kB slab_unreclaimable:1872156kB kernel_stack:144kB pagetables:232kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:5548 all_unreclaimable? yes [ 293.236698] lowmem_reserve[]: 0 0 14077 14077 [ 293.237185] Node 0 Normal free:24484kB min:59424kB low:74280kB high:89136kB active_anon:0kB inactive_anon:0kB active_file:508kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:14680064kB managed:14415676kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:11024kB slab_unreclaimable:14087856kB kernel_stack:2832kB pagetables:1476kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3904 all_unreclaimable? yes [ 293.238816] lowmem_reserve[]: 0 0 0 0 [ 293.239309] Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (R) 3*4096kB (M) = 15856kB [ 293.240758] Node 0 DMA32: 408*4kB (UEM) 43*8kB (UEM) 23*16kB (EM) 20*32kB (EM) 17*64kB (EM) 10*128kB (UEM) 9*256kB (UM) 5*512kB (EM) 3*1024kB (EM) 3*2048kB (MR) 10*4096kB (MR) = 60392kB [ 293.242558] Node 0 Normal: 912*4kB (UEM) 585*8kB (UEM) 193*16kB (UEM) 100*32kB (UEM) 46*64kB (UEM) 16*128kB (M) 3*256kB (UM) 0*512kB 0*1024kB 0*2048kB 1*4096kB (R) = 24472kB [ 293.244228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 293.244707] 172 total pagecache pages [ 293.244964] 0 pages in swap cache [ 293.245226] Swap cache stats: add 4615, delete 4615, find 2631/2669 [ 293.245492] Free swap = 8209840kB [ 293.245751] Total swap = 8216572kB [ 293.246012] 4184707 pages RAM [ 293.246272] 0 pages HighMem/MovableOnly [ 293.246535] 85688 pages reserved [ 293.246797] 0 pages hwpoisoned [ 293.247059] [ pid ] uid tgid total_vm rss nr_ptes swapents oom_score_adj name [ 293.247544] [ 680] 0 680 2678 0 9 107 -1000 udevd [ 293.248022] [ 1833] 0 1833 10161 0 24 70 0 monitor [ 293.248502] [ 1834] 0 1834 10196 0 27 131 0 ovsdb-server [ 293.248984] [ 1844] 0 1844 10299 0 24 82 0 monitor [ 293.249467] [ 2261] 0 2261 62333 0 22 143 0 rsyslogd [ 293.249949] [ 2293] 81 2293 5366 1 13 69 0 dbus-daemon [ 293.250431] [ 2345] 0 2345 5627 0 25 42 0 hald-addon-inpu [ 293.250912] [ 2354] 68 2354 4498 1 20 37 0 hald-addon-acpi [ 293.251396] [ 2363] 0 2363 2677 0 9 106 -1000 udevd [ 293.251870] [ 2486] 0 2486 16672 0 33 179 -1000 sshd [ 293.252346] [ 2511] 0 2511 29328 1 16 152 0 crond [ 293.252825] [ 2528] 0 2528 5400 0 14 46 0 atd [ 293.253304] [ 2541] 0 2541 26020 1 12 28 0 rhsmcertd [ 293.253787] [ 2562] 0 2562 1031 1 9 18 0 mingetty [ 293.254267] [ 2564] 0 2564 1031 1 9 18 0 mingetty [ 293.254747] [ 2566] 0 2566 1031 1 9 17 0 mingetty [ 293.255218] [ 2568] 0 2568 1031 1 9 18 0 mingetty [ 293.255688] [ 2570] 0 2570 1031 1 9 18 0 mingetty [ 293.256157] [ 2571] 0 2571 2677 0 9 106 -1000 udevd [ 293.256634] [ 2573] 0 2573 1031 1 9 18 0 mingetty [ 293.257108] [ 2576] 0 2576 25109 1 52 234 0 sshd [ 293.257585] [ 2598] 500 2598 25109 0 50 247 0 sshd [ 293.258059] Out of memory: Kill process 2598 (sshd) score 0 or sacrifice child [ 293.258536] Killed process 2598 (sshd) total-vm:100436kB, anon-rss:0kB, file-rss:0kB [... etc ...] -- Best regards, Jesper Dangaard Brouer MSc.CS, Sr. Network Kernel Developer at Red Hat Author of http://www.iptv-analyzer.org LinkedIn: http://www.linkedin.com/in/brouer -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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