mirrors疑似遭到SYN攻击

[Thu Sep 29 15:24:30 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50120. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:24:36 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50197. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:24:39 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50175. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:24:40 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50197. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:24:58 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50155. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:24:59 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50102. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:25:00 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50185. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:25:04 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50193. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:25:43 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50177. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:25:46 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50179. Sending cookies.  Check SNMP counters.
[Thu Sep 29 15:25:50 2016] TCP: request_sock_TCP: Possible SYN flooding on port 50147. Sending cookies.  Check SNMP counters.

[Thu Sep 29 04:39:56 2016] swapper/12: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK)
[Thu Sep 29 04:39:56 2016] CPU: 12 PID: 0 Comm: swapper/12 Tainted: G            E   4.7.0-0.bpo.1-amd64 #1 Debian 4.7.2-1~bpo8+1
[Thu Sep 29 04:39:56 2016] Hardware name: Supermicro X8DT6/X8DT6, BIOS 2.0a    09/14/2010
[Thu Sep 29 04:39:56 2016]  0000000000000086 108371cbb69ff114 ffffffff8e317ca5 0000000000000000
[Thu Sep 29 04:39:56 2016]  ffff88043fb03840 ffffffff8e180326 0228402033f3d600 0000000000000000
[Thu Sep 29 04:39:56 2016]  0000000000000000 ffff8802345ba600 002c422085bbf8e8 ffff8802005ba6ac
[Thu Sep 29 04:39:56 2016] Call Trace:
[Thu Sep 29 04:39:56 2016]  <IRQ>  [<ffffffff8e317ca5>] ? dump_stack+0x5c/0x77
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e180326>] ? warn_alloc_failed+0x106/0x170
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e18089e>] ? __alloc_pages_nodemask+0x50e/0xf20
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d65d2>] ? cache_grow_begin+0x82/0x330
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6dd1>] ? fallback_alloc+0x151/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d7852>] ? kmem_cache_alloc+0x202/0x230
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4bff7f>] ? sk_prot_alloc+0x2f/0x130
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4c2fe9>] ? sk_clone_lock+0x19/0x380
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e524191>] ? inet_csk_clone_lock+0x11/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53eaae>] ? tcp_create_openreq_child+0x1e/0x490
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53cc83>] ? tcp_v4_syn_recv_sock+0x43/0x2e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53f434>] ? tcp_check_req+0x3a4/0x4f0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5cc650>] ? tcp_v4_inbound_md5_hash+0x67/0x177
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53e66f>] ? tcp_v4_rcv+0x6bf/0xa90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518aeb>] ? ip_local_deliver_finish+0x8b/0x1c0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518dbb>] ? ip_local_deliver+0x6b/0xf0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518a60>] ? ip_rcv_finish+0x3e0/0x3e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5190c1>] ? ip_rcv+0x281/0x3b0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518680>] ? inet_del_offload+0x40/0x40
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da0ae>] ? __netif_receive_skb_core+0x2be/0xa50
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6d7e>] ? fallback_alloc+0xfe/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e553a10>] ? inet_gro_receive+0x1d0/0x240
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da8cf>] ? netif_receive_skb_internal+0x2f/0xa0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db81b>] ? napi_gro_receive+0xbb/0x110
[Thu Sep 29 04:39:56 2016]  [<ffffffffc048978c>] ? e1000_clean_rx_irq+0x27c/0x440 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffffc0490fa4>] ? e1000e_poll+0xb4/0x2d0 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db078>] ? net_rx_action+0x238/0x370
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dd236>] ? __do_softirq+0x106/0x294
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e07fd56>] ? irq_exit+0x86/0x90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dcf7f>] ? do_IRQ+0x4f/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5db0c2>] ? common_interrupt+0x82/0x82
[Thu Sep 29 04:39:56 2016]  <EOI>  [<ffffffff8e49ed8f>] ? cpuidle_enter_state+0x10f/0x260
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e0bbcbe>] ? cpu_startup_entry+0x2be/0x360
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e04e1a1>] ? start_secondary+0x151/0x190
[Thu Sep 29 04:39:56 2016] Mem-Info:
[Thu Sep 29 04:39:56 2016] active_anon:366757 inactive_anon:1565 isolated_anon:0
 active_file:923327 inactive_file:2475791 isolated_file:2
 unevictable:1015 dirty:514989 writeback:3995 unstable:0
 slab_reclaimable:156640 slab_unreclaimable:49527
 mapped:41545 shmem:2409 pagetables:6391 bounce:0
 free:17261 free_pcp:654 free_cma:0
[Thu Sep 29 04:39:56 2016] Node 0 DMA free:15892kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15976kB managed:15892kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 2972 7962 7962 7962
[Thu Sep 29 04:39:56 2016] Node 0 DMA32 free:26076kB min:16612kB low:20764kB high:24916kB active_anon:219888kB inactive_anon:96kB active_file:515072kB inactive_file:2023708kB unevictable:1044kB isolated(anon):0kB isolated(file):0kB present:3120384kB managed:3043884kB mlocked:1044kB dirty:338320kB writeback:3244kB mapped:27236kB shmem:584kB slab_reclaimable:97076kB slab_unreclaimable:21316kB kernel_stack:3984kB pagetables:3244kB unstable:0kB bounce:0kB free_pcp:456kB local_pcp:112kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 4990 4990 4990
[Thu Sep 29 04:39:56 2016] Node 0 Normal free:10460kB min:28064kB low:35080kB high:42096kB active_anon:419244kB inactive_anon:460kB active_file:998040kB inactive_file:3349296kB unevictable:1104kB isolated(anon):0kB isolated(file):8kB present:5242880kB managed:5109852kB mlocked:1104kB dirty:526284kB writeback:11272kB mapped:63568kB shmem:2036kB slab_reclaimable:171420kB slab_unreclaimable:43808kB kernel_stack:8352kB pagetables:7260kB unstable:0kB bounce:0kB free_pcp:904kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:768 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 1 Normal free:16616kB min:45340kB low:56672kB high:68004kB active_anon:827896kB inactive_anon:5704kB active_file:2180196kB inactive_file:4530160kB unevictable:1912kB isolated(anon):0kB isolated(file):0kB present:8388608kB managed:8255092kB mlocked:1912kB dirty:1195352kB writeback:1464kB mapped:75376kB shmem:7016kB slab_reclaimable:358064kB slab_unreclaimable:132984kB kernel_stack:13360kB pagetables:15060kB unstable:0kB bounce:0kB free_pcp:1256kB local_pcp:56kB free_cma:0kB writeback_tmp:0kB pages_scanned:1148 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15892kB
[Thu Sep 29 04:39:56 2016] Node 0 DMA32: 2186*4kB (UME) 717*8kB (UME) 725*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26080kB
[Thu Sep 29 04:39:56 2016] Node 0 Normal: 2143*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (H) 0*4096kB = 10620kB
[Thu Sep 29 04:39:56 2016] Node 1 Normal: 3674*4kB (M) 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 16704kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] 3402124 total pagecache pages
[Thu Sep 29 04:39:56 2016] 0 pages in swap cache
[Thu Sep 29 04:39:56 2016] Swap cache stats: add 0, delete 0, find 0/0
[Thu Sep 29 04:39:56 2016] Free swap  = 0kB
[Thu Sep 29 04:39:56 2016] Total swap = 0kB
[Thu Sep 29 04:39:56 2016] 4191962 pages RAM
[Thu Sep 29 04:39:56 2016] 0 pages HighMem/MovableOnly
[Thu Sep 29 04:39:56 2016] 85782 pages reserved
[Thu Sep 29 04:39:56 2016] 0 pages hwpoisoned
[Thu Sep 29 04:39:56 2016] swapper/12: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK)
[Thu Sep 29 04:39:56 2016] CPU: 12 PID: 0 Comm: swapper/12 Tainted: G            E   4.7.0-0.bpo.1-amd64 #1 Debian 4.7.2-1~bpo8+1
[Thu Sep 29 04:39:56 2016] Hardware name: Supermicro X8DT6/X8DT6, BIOS 2.0a    09/14/2010
[Thu Sep 29 04:39:56 2016]  0000000000000086 108371cbb69ff114 ffffffff8e317ca5 0000000000000000
[Thu Sep 29 04:39:56 2016]  ffff88043fb03840 ffffffff8e180326 0228402033f3d600 0000000000000000
[Thu Sep 29 04:39:56 2016]  0000000000000000 ffff8802345ba600 002c422085bbf8e8 ffff8802005ba6ac
[Thu Sep 29 04:39:56 2016] Call Trace:
[Thu Sep 29 04:39:56 2016]  <IRQ>  [<ffffffff8e317ca5>] ? dump_stack+0x5c/0x77
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e180326>] ? warn_alloc_failed+0x106/0x170
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e18089e>] ? __alloc_pages_nodemask+0x50e/0xf20
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d65d2>] ? cache_grow_begin+0x82/0x330
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6dd1>] ? fallback_alloc+0x151/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d7852>] ? kmem_cache_alloc+0x202/0x230
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4bff7f>] ? sk_prot_alloc+0x2f/0x130
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4c2fe9>] ? sk_clone_lock+0x19/0x380
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e524191>] ? inet_csk_clone_lock+0x11/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53eaae>] ? tcp_create_openreq_child+0x1e/0x490
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53cc83>] ? tcp_v4_syn_recv_sock+0x43/0x2e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53f434>] ? tcp_check_req+0x3a4/0x4f0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5cc650>] ? tcp_v4_inbound_md5_hash+0x67/0x177
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53e66f>] ? tcp_v4_rcv+0x6bf/0xa90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518aeb>] ? ip_local_deliver_finish+0x8b/0x1c0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518dbb>] ? ip_local_deliver+0x6b/0xf0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518a60>] ? ip_rcv_finish+0x3e0/0x3e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5190c1>] ? ip_rcv+0x281/0x3b0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518680>] ? inet_del_offload+0x40/0x40
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da0ae>] ? __netif_receive_skb_core+0x2be/0xa50
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6d7e>] ? fallback_alloc+0xfe/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e553a10>] ? inet_gro_receive+0x1d0/0x240
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da8cf>] ? netif_receive_skb_internal+0x2f/0xa0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db81b>] ? napi_gro_receive+0xbb/0x110
[Thu Sep 29 04:39:56 2016]  [<ffffffffc048978c>] ? e1000_clean_rx_irq+0x27c/0x440 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffffc0490fa4>] ? e1000e_poll+0xb4/0x2d0 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db078>] ? net_rx_action+0x238/0x370
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dd236>] ? __do_softirq+0x106/0x294
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e07fd56>] ? irq_exit+0x86/0x90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dcf7f>] ? do_IRQ+0x4f/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5db0c2>] ? common_interrupt+0x82/0x82
[Thu Sep 29 04:39:56 2016]  <EOI>  [<ffffffff8e49ed8f>] ? cpuidle_enter_state+0x10f/0x260
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e0bbcbe>] ? cpu_startup_entry+0x2be/0x360
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e04e1a1>] ? start_secondary+0x151/0x190
[Thu Sep 29 04:39:56 2016] Mem-Info:
[Thu Sep 29 04:39:56 2016] active_anon:366757 inactive_anon:1565 isolated_anon:0
 active_file:923327 inactive_file:2475791 isolated_file:2
 unevictable:1015 dirty:514989 writeback:3995 unstable:0
 slab_reclaimable:156640 slab_unreclaimable:49527
 mapped:41545 shmem:2409 pagetables:6391 bounce:0
 free:17261 free_pcp:654 free_cma:0
[Thu Sep 29 04:39:56 2016] Node 0 DMA free:15892kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15976kB managed:15892kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 2972 7962 7962 7962
[Thu Sep 29 04:39:56 2016] Node 0 DMA32 free:26076kB min:16612kB low:20764kB high:24916kB active_anon:219888kB inactive_anon:96kB active_file:515072kB inactive_file:2023708kB unevictable:1044kB isolated(anon):0kB isolated(file):0kB present:3120384kB managed:3043884kB mlocked:1044kB dirty:338320kB writeback:3244kB mapped:27236kB shmem:584kB slab_reclaimable:97076kB slab_unreclaimable:21316kB kernel_stack:3984kB pagetables:3244kB unstable:0kB bounce:0kB free_pcp:456kB local_pcp:112kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 4990 4990 4990
[Thu Sep 29 04:39:56 2016] Node 0 Normal free:10460kB min:28064kB low:35080kB high:42096kB active_anon:419244kB inactive_anon:460kB active_file:998040kB inactive_file:3349296kB unevictable:1104kB isolated(anon):0kB isolated(file):8kB present:5242880kB managed:5109852kB mlocked:1104kB dirty:526284kB writeback:11272kB mapped:63568kB shmem:2036kB slab_reclaimable:171420kB slab_unreclaimable:43808kB kernel_stack:8352kB pagetables:7260kB unstable:0kB bounce:0kB free_pcp:904kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:768 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 1 Normal free:16616kB min:45340kB low:56672kB high:68004kB active_anon:827896kB inactive_anon:5704kB active_file:2180196kB inactive_file:4530160kB unevictable:1912kB isolated(anon):0kB isolated(file):0kB present:8388608kB managed:8255092kB mlocked:1912kB dirty:1195352kB writeback:1464kB mapped:75376kB shmem:7016kB slab_reclaimable:358064kB slab_unreclaimable:132984kB kernel_stack:13360kB pagetables:15060kB unstable:0kB bounce:0kB free_pcp:1256kB local_pcp:56kB free_cma:0kB writeback_tmp:0kB pages_scanned:1148 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15892kB
[Thu Sep 29 04:39:56 2016] Node 0 DMA32: 2186*4kB (UME) 717*8kB (UME) 725*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26080kB
[Thu Sep 29 04:39:56 2016] Node 0 Normal: 2143*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (H) 0*4096kB = 10620kB
[Thu Sep 29 04:39:56 2016] Node 1 Normal: 3674*4kB (M) 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 16704kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] 3402124 total pagecache pages
[Thu Sep 29 04:39:56 2016] 0 pages in swap cache
[Thu Sep 29 04:39:56 2016] Swap cache stats: add 0, delete 0, find 0/0
[Thu Sep 29 04:39:56 2016] Free swap  = 0kB
[Thu Sep 29 04:39:56 2016] Total swap = 0kB
[Thu Sep 29 04:39:56 2016] 4191962 pages RAM
[Thu Sep 29 04:39:56 2016] 0 pages HighMem/MovableOnly
[Thu Sep 29 04:39:56 2016] 85782 pages reserved
[Thu Sep 29 04:39:56 2016] 0 pages hwpoisoned
[Thu Sep 29 04:39:56 2016] swapper/12: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK)
[Thu Sep 29 04:39:56 2016] CPU: 12 PID: 0 Comm: swapper/12 Tainted: G            E   4.7.0-0.bpo.1-amd64 #1 Debian 4.7.2-1~bpo8+1
[Thu Sep 29 04:39:56 2016] Hardware name: Supermicro X8DT6/X8DT6, BIOS 2.0a    09/14/2010
[Thu Sep 29 04:39:56 2016]  0000000000000086 108371cbb69ff114 ffffffff8e317ca5 0000000000000000
[Thu Sep 29 04:39:56 2016]  ffff88043fb03840 ffffffff8e180326 0228402033f3d600 0000000000000000
[Thu Sep 29 04:39:56 2016]  0000000000000000 ffff8802345ba600 002c4220fe39c2e8 ffff8802005ba6ac
[Thu Sep 29 04:39:56 2016] Call Trace:
[Thu Sep 29 04:39:56 2016]  <IRQ>  [<ffffffff8e317ca5>] ? dump_stack+0x5c/0x77
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e180326>] ? warn_alloc_failed+0x106/0x170
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e18089e>] ? __alloc_pages_nodemask+0x50e/0xf20
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d65d2>] ? cache_grow_begin+0x82/0x330
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6dd1>] ? fallback_alloc+0x151/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d7852>] ? kmem_cache_alloc+0x202/0x230
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4bff7f>] ? sk_prot_alloc+0x2f/0x130
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4c2fe9>] ? sk_clone_lock+0x19/0x380
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e524191>] ? inet_csk_clone_lock+0x11/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53eaae>] ? tcp_create_openreq_child+0x1e/0x490
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53cc83>] ? tcp_v4_syn_recv_sock+0x43/0x2e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53f434>] ? tcp_check_req+0x3a4/0x4f0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5cc650>] ? tcp_v4_inbound_md5_hash+0x67/0x177
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53e66f>] ? tcp_v4_rcv+0x6bf/0xa90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518aeb>] ? ip_local_deliver_finish+0x8b/0x1c0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518dbb>] ? ip_local_deliver+0x6b/0xf0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518a60>] ? ip_rcv_finish+0x3e0/0x3e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5190c1>] ? ip_rcv+0x281/0x3b0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518680>] ? inet_del_offload+0x40/0x40
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da0ae>] ? __netif_receive_skb_core+0x2be/0xa50
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6d7e>] ? fallback_alloc+0xfe/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e553a10>] ? inet_gro_receive+0x1d0/0x240
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da8cf>] ? netif_receive_skb_internal+0x2f/0xa0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db81b>] ? napi_gro_receive+0xbb/0x110
[Thu Sep 29 04:39:56 2016]  [<ffffffffc048978c>] ? e1000_clean_rx_irq+0x27c/0x440 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffffc0490fa4>] ? e1000e_poll+0xb4/0x2d0 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db078>] ? net_rx_action+0x238/0x370
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dd236>] ? __do_softirq+0x106/0x294
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e07fd56>] ? irq_exit+0x86/0x90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dcf7f>] ? do_IRQ+0x4f/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5db0c2>] ? common_interrupt+0x82/0x82
[Thu Sep 29 04:39:56 2016]  <EOI>  [<ffffffff8e49ed8f>] ? cpuidle_enter_state+0x10f/0x260
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e0bbcbe>] ? cpu_startup_entry+0x2be/0x360
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e04e1a1>] ? start_secondary+0x151/0x190
[Thu Sep 29 04:39:56 2016] Mem-Info:
[Thu Sep 29 04:39:56 2016] active_anon:366757 inactive_anon:1565 isolated_anon:0
 active_file:923327 inactive_file:2475736 isolated_file:2
 unevictable:1015 dirty:514989 writeback:3983 unstable:0
 slab_reclaimable:156640 slab_unreclaimable:49515
 mapped:41545 shmem:2409 pagetables:6391 bounce:0
 free:17261 free_pcp:814 free_cma:0
[Thu Sep 29 04:39:56 2016] Node 0 DMA free:15892kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15976kB managed:15892kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 2972 7962 7962 7962
[Thu Sep 29 04:39:56 2016] Node 0 DMA32 free:26076kB min:16612kB low:20764kB high:24916kB active_anon:219888kB inactive_anon:96kB active_file:515072kB inactive_file:2023708kB unevictable:1044kB isolated(anon):0kB isolated(file):0kB present:3120384kB managed:3043884kB mlocked:1044kB dirty:338320kB writeback:3224kB mapped:27236kB shmem:584kB slab_reclaimable:97076kB slab_unreclaimable:21316kB kernel_stack:3984kB pagetables:3244kB unstable:0kB bounce:0kB free_pcp:588kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 4990 4990 4990
[Thu Sep 29 04:39:56 2016] Node 0 Normal free:10460kB min:28064kB low:35080kB high:42096kB active_anon:419244kB inactive_anon:460kB active_file:998040kB inactive_file:3349168kB unevictable:1104kB isolated(anon):0kB isolated(file):8kB present:5242880kB managed:5109852kB mlocked:1104kB dirty:526284kB writeback:11256kB mapped:63568kB shmem:2036kB slab_reclaimable:171420kB slab_unreclaimable:43808kB kernel_stack:8352kB pagetables:7260kB unstable:0kB bounce:0kB free_pcp:1032kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:896 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 1 Normal free:16616kB min:45340kB low:56672kB high:68004kB active_anon:827896kB inactive_anon:5704kB active_file:2180196kB inactive_file:4529940kB unevictable:1912kB isolated(anon):0kB isolated(file):0kB present:8388608kB managed:8255092kB mlocked:1912kB dirty:1195352kB writeback:1452kB mapped:75376kB shmem:7016kB slab_reclaimable:358064kB slab_unreclaimable:132936kB kernel_stack:13360kB pagetables:15060kB unstable:0kB bounce:0kB free_pcp:1636kB local_pcp:112kB free_cma:0kB writeback_tmp:0kB pages_scanned:604 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15892kB
[Thu Sep 29 04:39:56 2016] Node 0 DMA32: 2186*4kB (UME) 717*8kB (UME) 725*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26080kB
[Thu Sep 29 04:39:56 2016] Node 0 Normal: 2143*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (H) 0*4096kB = 10620kB
[Thu Sep 29 04:39:56 2016] Node 1 Normal: 3676*4kB (UM) 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 16712kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] 3402037 total pagecache pages
[Thu Sep 29 04:39:56 2016] 0 pages in swap cache
[Thu Sep 29 04:39:56 2016] Swap cache stats: add 0, delete 0, find 0/0
[Thu Sep 29 04:39:56 2016] Free swap  = 0kB
[Thu Sep 29 04:39:56 2016] Total swap = 0kB
[Thu Sep 29 04:39:56 2016] 4191962 pages RAM
[Thu Sep 29 04:39:56 2016] 0 pages HighMem/MovableOnly
[Thu Sep 29 04:39:56 2016] 85782 pages reserved
[Thu Sep 29 04:39:56 2016] 0 pages hwpoisoned
[Thu Sep 29 04:39:56 2016] swapper/12: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK)
[Thu Sep 29 04:39:56 2016] CPU: 12 PID: 0 Comm: swapper/12 Tainted: G            E   4.7.0-0.bpo.1-amd64 #1 Debian 4.7.2-1~bpo8+1
[Thu Sep 29 04:39:56 2016] Hardware name: Supermicro X8DT6/X8DT6, BIOS 2.0a    09/14/2010
[Thu Sep 29 04:39:56 2016]  0000000000000086 108371cbb69ff114 ffffffff8e317ca5 0000000000000000
[Thu Sep 29 04:39:56 2016]  ffff88043fb03840 ffffffff8e180326 0228402033f3d600 0000000000000000
[Thu Sep 29 04:39:56 2016]  0000000000000000 ffff8802345ba600 002c4220fe39c2e8 ffff8802005ba6ac
[Thu Sep 29 04:39:56 2016] Call Trace:
[Thu Sep 29 04:39:56 2016]  <IRQ>  [<ffffffff8e317ca5>] ? dump_stack+0x5c/0x77
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e180326>] ? warn_alloc_failed+0x106/0x170
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e18089e>] ? __alloc_pages_nodemask+0x50e/0xf20
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d65d2>] ? cache_grow_begin+0x82/0x330
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6dd1>] ? fallback_alloc+0x151/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d7852>] ? kmem_cache_alloc+0x202/0x230
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4bff7f>] ? sk_prot_alloc+0x2f/0x130
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4c2fe9>] ? sk_clone_lock+0x19/0x380
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e524191>] ? inet_csk_clone_lock+0x11/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53eaae>] ? tcp_create_openreq_child+0x1e/0x490
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53cc83>] ? tcp_v4_syn_recv_sock+0x43/0x2e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53f434>] ? tcp_check_req+0x3a4/0x4f0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5cc650>] ? tcp_v4_inbound_md5_hash+0x67/0x177
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e53e66f>] ? tcp_v4_rcv+0x6bf/0xa90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518aeb>] ? ip_local_deliver_finish+0x8b/0x1c0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518dbb>] ? ip_local_deliver+0x6b/0xf0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518a60>] ? ip_rcv_finish+0x3e0/0x3e0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5190c1>] ? ip_rcv+0x281/0x3b0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e518680>] ? inet_del_offload+0x40/0x40
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da0ae>] ? __netif_receive_skb_core+0x2be/0xa50
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e1d6d7e>] ? fallback_alloc+0xfe/0x1d0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e553a10>] ? inet_gro_receive+0x1d0/0x240
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4da8cf>] ? netif_receive_skb_internal+0x2f/0xa0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db81b>] ? napi_gro_receive+0xbb/0x110
[Thu Sep 29 04:39:56 2016]  [<ffffffffc048978c>] ? e1000_clean_rx_irq+0x27c/0x440 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffffc0490fa4>] ? e1000e_poll+0xb4/0x2d0 [e1000e]
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e4db078>] ? net_rx_action+0x238/0x370
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dd236>] ? __do_softirq+0x106/0x294
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e07fd56>] ? irq_exit+0x86/0x90
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5dcf7f>] ? do_IRQ+0x4f/0xd0
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e5db0c2>] ? common_interrupt+0x82/0x82
[Thu Sep 29 04:39:56 2016]  <EOI>  [<ffffffff8e49ed8f>] ? cpuidle_enter_state+0x10f/0x260
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e0bbcbe>] ? cpu_startup_entry+0x2be/0x360
[Thu Sep 29 04:39:56 2016]  [<ffffffff8e04e1a1>] ? start_secondary+0x151/0x190
[Thu Sep 29 04:39:56 2016] Mem-Info:
[Thu Sep 29 04:39:56 2016] active_anon:366757 inactive_anon:1565 isolated_anon:0
 active_file:923327 inactive_file:2475640 isolated_file:2
 unevictable:1015 dirty:514989 writeback:3983 unstable:0
 slab_reclaimable:156640 slab_unreclaimable:49515
 mapped:41545 shmem:2409 pagetables:6391 bounce:0
 free:17394 free_pcp:637 free_cma:0
[Thu Sep 29 04:39:56 2016] Node 0 DMA free:15892kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15976kB managed:15892kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 2972 7962 7962 7962
[Thu Sep 29 04:39:56 2016] Node 0 DMA32 free:26076kB min:16612kB low:20764kB high:24916kB active_anon:219888kB inactive_anon:96kB active_file:515072kB inactive_file:2023708kB unevictable:1044kB isolated(anon):0kB isolated(file):0kB present:3120384kB managed:3043884kB mlocked:1044kB dirty:338320kB writeback:3224kB mapped:27236kB shmem:584kB slab_reclaimable:97076kB slab_unreclaimable:21316kB kernel_stack:3984kB pagetables:3244kB unstable:0kB bounce:0kB free_pcp:584kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 4990 4990 4990
[Thu Sep 29 04:39:56 2016] Node 0 Normal free:10460kB min:28064kB low:35080kB high:42096kB active_anon:419244kB inactive_anon:460kB active_file:998040kB inactive_file:3349168kB unevictable:1104kB isolated(anon):0kB isolated(file):8kB present:5242880kB managed:5109852kB mlocked:1104kB dirty:526284kB writeback:11256kB mapped:63568kB shmem:2036kB slab_reclaimable:171420kB slab_unreclaimable:43808kB kernel_stack:8352kB pagetables:7260kB unstable:0kB bounce:0kB free_pcp:1024kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:24 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 1 Normal free:17716kB min:45340kB low:56672kB high:68004kB active_anon:827896kB inactive_anon:5704kB active_file:2180196kB inactive_file:4529684kB unevictable:1912kB isolated(anon):0kB isolated(file):0kB present:8388608kB managed:8255092kB mlocked:1912kB dirty:1195352kB writeback:1452kB mapped:75376kB shmem:7016kB slab_reclaimable:358064kB slab_unreclaimable:132936kB kernel_stack:13360kB pagetables:15060kB unstable:0kB bounce:0kB free_pcp:940kB local_pcp:112kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no
[Thu Sep 29 04:39:56 2016] lowmem_reserve[]: 0 0 0 0 0
[Thu Sep 29 04:39:56 2016] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 0*32kB 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15892kB
[Thu Sep 29 04:39:56 2016] Node 0 DMA32: 2187*4kB (UME) 717*8kB (UME) 725*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26084kB
[Thu Sep 29 04:39:56 2016] Node 0 Normal: 2271*4kB (UM) 1*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (H) 0*4096kB = 11140kB
[Thu Sep 29 04:39:56 2016] Node 1 Normal: 4077*4kB (UM) 5*8kB (MH) 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 18348kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[Thu Sep 29 04:39:56 2016] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[Thu Sep 29 04:39:56 2016] 3401973 total pagecache pages
[Thu Sep 29 04:39:56 2016] 0 pages in swap cache
[Thu Sep 29 04:39:56 2016] Swap cache stats: add 0, delete 0, find 0/0
[Thu Sep 29 04:39:56 2016] Free swap  = 0kB
[Thu Sep 29 04:39:56 2016] Total swap = 0kB
[Thu Sep 29 04:39:56 2016] 4191962 pages RAM
[Thu Sep 29 04:39:56 2016] 0 pages HighMem/MovableOnly
[Thu Sep 29 04:39:56 2016] 85782 pages reserved
[Thu Sep 29 04:39:56 2016] 0 pages hwpoisoned

ustclug / discussions

mirrors疑似遭到SYN攻击 #29