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Linux 4.9 kernel memory exhaustion, out of the memory problems, trigger oom_kill

Time:10-01

[62290.057884] Java invoked oom - killer: gfp_mask=0 x27002c2 (GFP_KERNEL_ACCOUNT | __GFP_HIGHMEM | __GFP_NOWARN | __GFP_NOTRACK), nodemask=0, order=0, oom_score_adj=0
[62290.162823] Java cpuset=/mems_allowed=0
[62290.167222] : CPU 0 PID: 30201 Comm: Java Tainted: G O 4.9.25-27 el7.1. B1.08 # 41

[62290.176651] Hardware name: Macrosan Corporation. The Default string/Default string, the BIOS V162 05/22/2019
[62290.186856] ffffc900034b7ad8 ffffffff8145a666 ffffc900034b7c48 ffffc900034b7c48
[62290.195128] ffffc900034b7b40 ffffffff811970b3 0000000000000000 0000000000000000
[62290.203412] ffffc900034b7b28 ffffffff810f8ff6 0000000000000000 0000000000000206
[62290.211687] Call Trace:
[62290.214418] [& lt; ffffffff8145a666 & gt;] Dump_stack + 0 x4d/0 x67
[62290.220157] [& lt; ffffffff811970b3 & gt;] Dump_header. Isra. 21 + 0 x7f/0 x1e3
[62290.226868] [& lt; ffffffff810f8ff6 & gt;] ? Delayacct_end + 0 x56/0 x60
[62290.233094] [& lt; ffffffff8113d02b & gt;] oom_kill_process + 0 x22b/0 x420
[62290.239612] [& lt; ffffffff810678b5 & gt;] ? Has_capability_noaudit + 0 x25/0 x40
[62290.246713] [& lt; ffffffff8113d4d8 & gt;] Out_of_memory + 0 xe8/0 x540
[62290.252839] [& lt; ffffffff81141b2b & gt;] __alloc_pages_slowpath + 0 x9fb/0 xba0
[62290.259939] [& lt; ffffffff81141eb6 & gt;] __alloc_pages_nodemask + 0 x1e6/0 x250
[62290.267039] [& lt; ffffffff81185e98 & gt;] Alloc_pages_current + 0 x88/0 x120 measures how
[62290.273752] [& lt; ffffffff81176a31 & gt;] __vmalloc_node_range + 0 x1c1/0 x290
[62290.280658] [& lt; ffffffff8105d0e1 & gt;] ? _do_fork + 0 xe1/0 x3d0
[62290.286493] [& lt; ffffffff8105b97c & gt;] Copy_process. Part. 47 + 0 x5bc/0 x1b30
[62290.293494] [& lt; ffffffff8105d0e1 & gt;] ? _do_fork + 0 xe1/0 x3d0
[62290.299331] [& lt; ffffffff8108411a & gt;] ? __might_sleep + 0 x4a/0 x90
[62290.305558] [& lt; ffffffff81190369 & gt;] ? Kmem_cache_alloc + 0 x169/0 x180
[62290.312269] [& lt; ffffffff8119dc5c & gt;] ? Get_empty_filp + 0 x5c/0 x1a0
[62290.318690] [& lt; ffffffff8105d0e1 & gt;] _do_fork + 0 xe1/0 x3d0
[62290.324332] [& lt; ffffffff8105d44f & gt;] Sys_vfork + 0 x1f/0 x30
[62290.329974] [& lt; ffffffff810028dd & gt;] Do_syscall_64 + 0 x4d/0 xb0
[62290.336006] [& lt; ffffffff8194be46 & gt;] Entry_SYSCALL64_slow_path + 0 x25/0 x25
[62290.343219] Mem - Info:
[62291.651562] active_anon: 234572 inactive_anon: 4211 isolated_anon: 0
[62291.651562] active_file: 1872330 inactive_file: 234496 isolated_file: 544
[62291.651562] unevictable: 0 dirty: 234919 writeback: 131 unstable: 0
[62291.651562] slab_reclaimable: 22199 slab_unreclaimable: 73639
[62291.651562] mapped: 14821 shmem: 4451 pagetables: 7316 bounce: 0
[62291.651562] free: 125235 free_pcp: 90 free_cma: 0
[62291.965719] Node 0 active_anon: 938288 KB inactive_anon: 16844 KB active_file: 7489320 KB inactive_file: 938368 KB unevictable: 0 KB isolated (anon) : 0 KB isolated (file) : 1792 KB mapped: 59284 KB dirty: 939676 KB writeback: 524 KB shmem: 17804 KB writeback_tmp: 0 KB unstable: 0 KB pages_scanned: 6375517 all_unreclaimable? No
[62292.202714] Node 0 DMA free: 15884 KB min: 620 KB low: 772 KB high: 924 KB active_anon: 0 KB inactive_anon: 0 KB active_file: 0 KB inactive_file: 0 KB unevictable: 0 KB writepending: 0 KB present: 15968 KB managed: 15884 KB mlocked: 0 KB slab_reclaimable: 0 KB slab_unreclaimable: 0 KB kernel_stack: 0 KB pagetables: 0 KB bounce: 0 KB free_pcp: 0 KB local_pcp: 0 KB free_cma: 0 KB
[62292.236062] lowmem_reserve [] : 0 3224 11231 11231
[62292.241250] Node 0 DMA32 free: 164472 KB min: 132604 KB low: 165752 KB high: 198900 KB active_anon: 800 KB inactive_anon: 0 KB active_file: 2776408 KB inactive_file: 414664 KB unevictable: 0 KB writepending: 415488 KB present: 3542728 KB managed: 3395780 KB mlocked: 0 KB slab_reclaimable: 28056 KB slab_unreclaimable: 10208 KB kernel_stack: 84 KB pagetables: 16 KB bounce: 0 KB free_pcp: 244 KB local_pcp: 244 KB free_cma: 0 KB
[62292.279248] lowmem_reserve [] : 0 0 8007 8007
[62292.283942] Node 0 Normal free: 319964 KB min: 320196 KB low: 400244 KB high: 480292 KB active_anon: 937488 KB inactive_anon: 16844 KB active_file: 4712912 KB inactive_file: 523688 KB unevictable: 0 KB writepending: 524712 KB present: 8388608 KB managed: 8199564 KB mlocked: 0 KB slab_reclaimable: 60740 KB slab_unreclaimable: 284364 KB kernel_stack: 16396 KB pagetables: 29248 KB bounce: 0 KB free_pcp: 356 KB local_pcp: 120 KB free_cma: 0 KB
[62292.323393] lowmem_reserve [] : 0 0 0 0
[62292.327509] Node 0 DMA: 1 * 4 KB * 8 KB (U) (U) 1 2 * 16 KB 0 0 * * 32 KB 64 KB 128 KB (U) (U) 1 * 1 * 256 KB (U) 0 * 1 * 512 KB to 1024 KB (U) 1 * 2048 KB (M) 1 * 1 * 4096 KB (M) 8192 KB (M) 16384 KB 0 0 * * 32768 KB=15884 KB
[62292.345827] Node 0 DMA32:2608 * 433 * 4 KB (UE) 8 KB (UME) 879 * 16 KB (UME) 32 KB (UME) 870 * 1778 * 64 KB (UM) 53 * 128 KB (UM) 57 * 256 KB (UM) 5 * 512 KB (M) 1024 KB 0 0 * * 2048 KB 4096 KB 0 0 * * 8192 KB to 16384 KB 0 0 * * 32768 KB=164472 KB
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