dmsg1

[110560.868267]  active_file:3607448 inactive_file:4621383 isolated_file:0
[110560.868268]  unevictable:0 dirty:40341 writeback:5172 unstable:0
[110560.868269]  free:67452 slab_reclaimable:246873 slab_unreclaimable:37726
[110560.868270]  mapped:36605 shmem:68 pagetables:18772 bounce:0
[110560.868272] Node 0 DMA free:15908kB min:16kB low:20kB high:24kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15652kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0k
B writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes
[110560.868280] lowmem_reserve[]: 0 3760 61011 61011
[110560.868284] Node 0 DMA32 free:230292kB min:4164kB low:5204kB high:6244kB active_anon:1232160kB inactive_anon:52396kB active_file:1091964kB inactive_file:1000036kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3850496kB mlocked:0kB dirty:29360kB writeback:19684kB mapped:31472kB shmem:0kB slab_reclaimable:139072kB slab_unreclaimable:42732kB
kernel_stack:11944kB pagetables:2240kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[110560.868293] lowmem_reserve[]: 0 0 57251 57251
[110560.868296] Node 0 Normal free:23608kB min:63400kB low:79248kB high:95100kB active_anon:24202156kB inactive_anon:1433952kB active_file:13337828kB inactive_file:17485496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:58625280kB mlocked:0kB dirty:132004kB writeback:1004kB mapped:114948kB shmem:272kB slab_reclaimable:848420kB slab_unreclaima
ble:108172kB kernel_stack:30240kB pagetables:72848kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[110560.868305] lowmem_reserve[]: 0 0 0 0
[110560.868308] Node 0 DMA: 1*4kB 0*8kB 0*16kB 1*32kB 2*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15908kB
[110560.868317] Node 0 DMA32: 3762*4kB 2706*8kB 2936*16kB 1440*32kB 807*64kB 209*128kB 34*256kB 12*512kB 3*1024kB 0*2048kB 1*4096kB = 230168kB
[110560.868325] Node 0 Normal: 5963*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 1*4096kB = 27948kB
[110560.868333] 8228788 total pagecache pages
[110560.868335] 0 pages in swap cache
[110560.868337] Swap cache stats: add 0, delete 0, find 0/0
[110560.868338] Free swap  = 1048572kB
[110560.868340] Total swap = 1048572kB
[110560.871788] 15871984 pages RAM
[110560.871788] 269803 pages reserved
[110560.871788] 5625049 pages shared
[110560.871788] 10057490 pages non-shared
[110560.871788] SLUB: Unable to allocate memory on node -1 (gfp=0x20)
[110560.871788]   cache: kmalloc-256, object size: 256, buffer size: 256, default order: 1, min order: 0
[110560.871788]   node 0: slabs: 1540, objs: 41376, free: 0
[110561.098129] java: page allocation failure: order:0, mode:0x4020
[110561.098132] Pid: 56754, comm: java Not tainted 3.2.0-53-virtual #81-Ubuntu
[110561.098134] Call Trace:
[110561.098136]  <IRQ>  [<ffffffff8111bf56>] warn_alloc_failed+0xf6/0x150
[110561.098149]  [<ffffffff8109b6c4>] ? tick_program_event+0x24/0x30
[110561.098153]  [<ffffffff8111fcce>] __alloc_pages_nodemask+0x6be/0x8e0
[110561.098160]  [<ffffffff81156ff6>] alloc_pages_current+0xb6/0x120
[110561.098164]  [<ffffffff811600e6>] allocate_slab+0x196/0x1a0
[110561.098167]  [<ffffffff81160120>] new_slab+0x30/0x180
[110561.098173]  [<ffffffff8164650c>] __slab_alloc+0x165/0x269
[110561.098178]  [<ffffffff815330eb>] ? __alloc_skb+0x4b/0x240
[110561.098183]  [<ffffffff8105f5d2>] ? default_wake_function+0x12/0x20
[110561.098188]  [<ffffffff8118a426>] ? pollwake+0x66/0x70
[110561.098192]  [<ffffffff81162651>] kmem_cache_alloc_node+0x61/0x150
[110561.098198]  [<ffffffff81076b58>] ? lock_timer_base.isra.29+0x38/0x70
[110561.098201]  [<ffffffff815330eb>] __alloc_skb+0x4b/0x240
[110561.098206]  [<ffffffff815936fd>] tcp_send_ack+0x2d/0xe0
[110561.098210]  [<ffffffff815874ce>] __tcp_ack_snd_check+0x5e/0xa0
[110561.098214]  [<ffffffff8158f4ab>] tcp_rcv_established+0x51b/0x7c0
[110561.098218]  [<ffffffff815978df>] tcp_v4_do_rcv+0xff/0x1d0
[110561.098221]  [<ffffffff81599231>] tcp_v4_rcv+0x581/0x820
[110561.098226]  [<ffffffff81574c80>] ? ip_rcv_finish+0x370/0x370
[110561.098229]  [<ffffffff81574c80>] ? ip_rcv_finish+0x370/0x370
[110561.098233]  [<ffffffff81574d65>] ip_local_deliver_finish+0xe5/0x280
[110561.098236]  [<ffffffff815750c8>] ip_local_deliver+0x88/0x90
[110561.098239]  [<ffffffff81574a1d>] ip_rcv_finish+0x10d/0x370
[110561.098243]  [<ffffffff81575305>] ip_rcv+0x235/0x300
[110561.098247]  [<ffffffff8154080e>] __netif_receive_skb+0x4de/0x560
[110561.098250]  [<ffffffff81541420>] netif_receive_skb+0x80/0x90
[110561.098255]  [<ffffffff814822a9>] ? xennet_get_responses+0x169/0x2a0
[110561.098258]  [<ffffffff81481eb3>] handle_incoming_queue+0x133/0x140
[110561.098262]  [<ffffffff81482be9>] xennet_poll+0x309/0x4d0
[110561.098265]  [<ffffffff81541df4>] net_rx_action+0x134/0x290
[110561.098270]  [<ffffffff810d8199>] ? handle_irq_event+0x59/0x80
[110561.098274]  [<ffffffff8106e428>] __do_softirq+0xa8/0x210
[110561.098279]  [<ffffffff816643ac>] call_softirq+0x1c/0x30
[110561.098285]  [<ffffffff81016295>] do_softirq+0x65/0xa0
[110561.098287]  [<ffffffff8106e80e>] irq_exit+0x8e/0xb0
[110561.098292]  [<ffffffff813aa0f5>] xen_evtchn_do_upcall+0x35/0x50
[110561.098296]  [<ffffffff8166452e>] xen_hvm_callback_vector+0x6e/0x80
[110561.098298]  <EOI>  [<ffffffff8103db98>] ? __ticket_spin_lock+0x18/0x30
[110561.098306]  [<ffffffff81659aee>] _raw_spin_lock+0xe/0x20
[110561.098310]  [<ffffffff8109e6b1>] futex_wake_op+0x151/0x520
[110561.098313]  [<ffffffff810a012e>] do_futex+0x12e/0x1b0
[110561.098318]  [<ffffffff81178b45>] ? fput+0x25/0x30
[110561.098321]  [<ffffffff810a02f2>] sys_futex+0x142/0x1a0
[110561.098324]  [<ffffffff81175716>] ? filp_close+0x66/0x90
[110561.098327]  [<ffffffff81662142>] system_call_fastpath+0x16/0x1b

dmsg2

[163890.601403] Node 0 Normal free:23484kB min:63400kB low:79248kB high:95100kB active_anon:53075328kB inactive_anon:2309200kB active_file:768756kB inactive_file:763944kB unevictable:0kB isolated(anon):0kB isolated(file):8828kB present:58625280kB mlocked:0kB dirty:597960kB writeback:116kB mapped:436728kB shmem:272kB slab_reclaimable:401928kB slab_unreclaimabl
e:95372kB kernel_stack:24936kB pagetables:127828kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:177 all_unreclaimable? no
[163890.601412] lowmem_reserve[]: 0 0 0 0
[163890.601415] Node 0 DMA: 1*4kB 0*8kB 0*16kB 1*32kB 2*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15908kB
[163890.601424] Node 0 DMA32: 4602*4kB 3639*8kB 2276*16kB 1081*32kB 579*64kB 254*128kB 104*256kB 23*512kB 0*1024kB 0*2048kB 1*4096kB = 230592kB
[163890.601432] Node 0 Normal: 5051*4kB 363*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 1*4096kB = 27204kB
[163890.601441] 453922 total pagecache pages
[163890.601443] 0 pages in swap cache
[163890.601446] Swap cache stats: add 0, delete 0, find 0/0
[163890.601448] Free swap  = 1048572kB
[163890.601449] Total swap = 1048572kB
[163890.720966] 15871984 pages RAM
[163890.720966] 269803 pages reserved
[163890.720966] 649795 pages shared
[163890.720966] 15093756 pages non-shared
[163890.720966] SLUB: Unable to allocate memory on node -1 (gfp=0x20)
[163890.720966]   cache: kmalloc-1024, object size: 1024, buffer size: 1024, default order: 3, min order: 0
[163890.720966]   node 0: slabs: 650, objs: 17216, free: 0
[163890.832354] swapper/0: page allocation failure: order:0, mode:0x4020
[163890.832362] Pid: 0, comm: swapper/0 Not tainted 3.2.0-53-virtual #81-Ubuntu
[163890.832365] Call Trace:
[163890.832367]  <IRQ>  [<ffffffff8111bf56>] warn_alloc_failed+0xf6/0x150
[163890.832385]  [<ffffffff8111fcce>] __alloc_pages_nodemask+0x6be/0x8e0
[163890.832391]  [<ffffffff81532dc2>] ? kfree_skbmem+0x32/0x90
[163890.832399]  [<ffffffff81156ff6>] alloc_pages_current+0xb6/0x120
[163890.832403]  [<ffffffff811600e6>] allocate_slab+0x196/0x1a0
[163890.832407]  [<ffffffff81160120>] new_slab+0x30/0x180
[163890.832417]  [<ffffffff8164650c>] __slab_alloc+0x165/0x269
[163890.832427]  [<ffffffff815936fd>] ? tcp_send_ack+0x2d/0xe0
[163890.832432]  [<ffffffff8157a4b8>] ? ip_output+0x98/0xa0
[163890.832438]  [<ffffffff81164dd4>] __kmalloc_node_track_caller+0x84/0x1b0
[163890.832442]  [<ffffffff81579d21>] ? ip_queue_xmit+0x151/0x3f0
[163890.832447]  [<ffffffff815330eb>] ? __alloc_skb+0x4b/0x240
[163890.832451]  [<ffffffff815936fd>] ? tcp_send_ack+0x2d/0xe0
[163890.832455]  [<ffffffff81533118>] __alloc_skb+0x78/0x240
[163890.832460]  [<ffffffff815936fd>] tcp_send_ack+0x2d/0xe0
[163890.832466]  [<ffffffff815874ce>] __tcp_ack_snd_check+0x5e/0xa0
[163890.832470]  [<ffffffff8158f4ab>] tcp_rcv_established+0x51b/0x7c0
[163890.832476]  [<ffffffff815978df>] tcp_v4_do_rcv+0xff/0x1d0
[163890.832480]  [<ffffffff81599231>] tcp_v4_rcv+0x581/0x820
[163890.832487]  [<ffffffff81574c80>] ? ip_rcv_finish+0x370/0x370
[163890.832492]  [<ffffffff81574c80>] ? ip_rcv_finish+0x370/0x370
[163890.832495]  [<ffffffff81574d65>] ip_local_deliver_finish+0xe5/0x280
[163890.832500]  [<ffffffff815750c8>] ip_local_deliver+0x88/0x90
[163890.832506]  [<ffffffff81574a1d>] ip_rcv_finish+0x10d/0x370
[163890.832509]  [<ffffffff81575305>] ip_rcv+0x235/0x300
[163890.832514]  [<ffffffff8154080e>] __netif_receive_skb+0x4de/0x560
[163890.832521]  [<ffffffff81541420>] netif_receive_skb+0x80/0x90
[163890.832527]  [<ffffffff814822a9>] ? xennet_get_responses+0x169/0x2a0
[163890.832531]  [<ffffffff81481eb3>] handle_incoming_queue+0x133/0x140
[163890.832535]  [<ffffffff81482be9>] xennet_poll+0x309/0x4d0
[163890.832539]  [<ffffffff81541df4>] net_rx_action+0x134/0x290
[163890.832544]  [<ffffffff810d8199>] ? handle_irq_event+0x59/0x80
[163890.832548]  [<ffffffff8106e428>] __do_softirq+0xa8/0x210
[163890.832557]  [<ffffffff816643ac>] call_softirq+0x1c/0x30
[163890.832564]  [<ffffffff81016295>] do_softirq+0x65/0xa0
[163890.832567]  [<ffffffff8106e80e>] irq_exit+0x8e/0xb0
[163890.832573]  [<ffffffff813aa0f5>] xen_evtchn_do_upcall+0x35/0x50
[163890.832576]  [<ffffffff8166452e>] xen_hvm_callback_vector+0x6e/0x80
[163890.832578]  <EOI>  [<ffffffff81090685>] ? sched_clock_local+0x25/0x90
[163890.832588]  [<ffffffff8103cf56>] ? native_safe_halt+0x6/0x10
[163890.832592]  [<ffffffff8101c883>] default_idle+0x53/0x1d0
[163890.832596]  [<ffffffff81013236>] cpu_idle+0xd6/0x120
[163890.832603]  [<ffffffff816209be>] rest_init+0x72/0x74
[163890.832610]  [<ffffffff81cf9c06>] start_kernel+0x3b5/0x3c2
[163890.832616]  [<ffffffff81cf9388>] x86_64_start_reservations+0x132/0x136
[163890.832619]  [<ffffffff81cf9140>] ? early_idt_handlers+0x140/0x140
[163890.832623]  [<ffffffff81cf9459>] x86_64_start_kernel+0xcd/0xdc