对ppp和net_speed开始没好感了～～～～～

Kvm

<4>[ 5389.721522] Pid: 495109, comm: net_speeder veid: 7719 Not tainted 2.6.32-042stab116.2 #1 042stab116_2 Supermicro X9SCL/X9SCM/X9SCL/X9SCM
<4>[ 5389.721788] RIP: 0010:[<ffffffffa01ff763>]  [<ffffffffa01ff763>] pppol2tp_recv_core+0x6d3/0xb90 [pppol2tp]
<4>[ 5389.722043] RSP: 0018:ffff880028303998  EFLAGS: 00010297
<4>[ 5389.722172] RAX: 0000000000000000 RBX: ffff8804cbbccd40 RCX: 0000000000000021
<4>[ 5389.722307] RDX: 0000000000000000 RSI: 0000000000000286 RDI: ffff8803fd48c144
<4>[ 5389.722438] RBP: ffff880028303a08 R08: ffff88048fe41456 R09: 0000000000000000
<4>[ 5389.722569] R10: ffff8800283038e0 R11: ffff8806fa58b020 R12: ffff880757786bc0
<4>[ 5389.722703] R13: ffff8803fd48c0c0 R14: 0000000000000000 R15: ffff8804cbbccd88
<4>[ 5389.722835] FS:  00007f1c463c5700(0000) GS:ffff880028300000(0000) knlGS:0000000000000000
<4>[ 5389.723082] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
<4>[ 5389.723211] CR2: 0000000000000008 CR3: 0000000396a39000 CR4: 00000000001407e0
<4>[ 5389.723342] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4>[ 5389.723474] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
<4>[ 5389.723605] Process net_speeder (pid: 495109, veid: 7719, threadinfo ffff88034537c000, task ffff880052d74980)
<4>[ 5389.723854] Stack:
<4>[ 5389.723975]  ffff8800a172c020 0000000100004002 ffff88048fe41450 ffff8806ea0a0e00
<4>[ 5389.724110] <d> ffff8803fd48c100 0000003400000000 ffff8803fd48c130 ffff8803fd48c144
<4>[ 5389.724367] <d> ffff880381a5f300 ffff880757786bc0 ffff880381a5f300 0000000000000000
<4>[ 5389.724741] Call Trace:
<4>[ 5389.724866]  <IRQ>
<4>[ 5389.724995]  [<ffffffffa01ffc67>] pppol2tp_udp_encap_recv+0x47/0xd0 [pppol2tp]
<4>[ 5389.725254]  [<ffffffff814e64f2>] udp_queue_rcv_skb+0xf2/0x390
<4>[ 5389.725401]  [<ffffffff814e6993>] __udp4_lib_rcv+0x203/0xa00
<4>[ 5389.725535]  [<ffffffff814aec59>] ? nf_iterate+0x69/0xb0
<4>[ 5389.725673]  [<ffffffff814ba0e0>] ? ip_local_deliver_finish+0x0/0x310
<4>[ 5389.725807]  [<ffffffff814e71aa>] udp_rcv+0x1a/0x20
<4>[ 5389.725946]  [<ffffffff814ba1fc>] ip_local_deliver_finish+0x11c/0x310
<4>[ 5389.726087]  [<ffffffff814ba488>] ip_local_deliver+0x98/0xa0
<4>[ 5389.726222]  [<ffffffff815058cf>] xfrm4_transport_finish+0xaf/0x100
<4>[ 5389.726348]  [<ffffffff815114b7>] xfrm_input+0x6c7/0x740
<4>[ 5389.726470]  [<ffffffff815055f0>] xfrm4_rcv_encap+0x20/0x30
<4>[ 5389.726593]  [<ffffffff81505774>] xfrm4_udp_encap_rcv+0x144/0x1d0
<4>[ 5389.726718]  [<ffffffff814e64f2>] udp_queue_rcv_skb+0xf2/0x390
<4>[ 5389.726840]  [<ffffffff814e6993>] __udp4_lib_rcv+0x203/0xa00
<4>[ 5389.726965]  [<ffffffff814aec59>] ? nf_iterate+0x69/0xb0
<4>[ 5389.727088]  [<ffffffff814ba0e0>] ? ip_local_deliver_finish+0x0/0x310
<4>[ 5389.727211]  [<ffffffff814e71aa>] udp_rcv+0x1a/0x20
<4>[ 5389.727334]  [<ffffffff814ba1fc>] ip_local_deliver_finish+0x11c/0x310
<4>[ 5389.727458]  [<ffffffff814ba488>] ip_local_deliver+0x98/0xa0
<4>[ 5389.727581]  [<ffffffff814b98fd>] ip_rcv_finish+0x12d/0x440
<4>[ 5389.727705]  [<ffffffff814b9e94>] ip_rcv+0x284/0x360
<4>[ 5389.727828]  [<ffffffff8147d7e1>] __netif_receive_skb+0x251/0x5e0
<4>[ 5389.727956]  [<ffffffff8147dc0a>] process_backlog+0x9a/0x100
<4>[ 5389.728083]  [<ffffffff81483160>] net_rx_action+0x110/0x300
<4>[ 5389.728210]  [<ffffffff81087a6d>] __do_softirq+0x10d/0x250
<4>[ 5389.728341]  [<ffffffff8100c4cc>] call_softirq+0x1c/0x30
<4>[ 5389.728467]  <EOI>
<4>[ 5389.728593]  [<ffffffff81010345>] ? do_softirq+0x65/0xa0
<4>[ 5389.728723]  [<ffffffff8108878a>] local_bh_enable+0x9a/0xb0
<4>[ 5389.728852]  [<ffffffff81483ff3>] dev_queue_xmit+0x143/0x370
<4>[ 5389.728984]  [<ffffffff814c03d4>] ip_finish_output+0x184/0x340
<4>[ 5389.729114]  [<ffffffff814e19a0>] ? dst_output+0x0/0x20
<4>[ 5389.729246]  [<ffffffff814c0648>] ip_output+0xb8/0xc0
<4>[ 5389.729374]  [<ffffffff814e270b>] raw_sendmsg+0x90b/0x950
<4>[ 5389.729504]  [<ffffffff811d1110>] ? pollwake+0x0/0x60
<4>[ 5389.729634]  [<ffffffff811421c7>] ? unlock_page+0x27/0x30
<4>[ 5389.729763]  [<ffffffff814ed97a>] inet_sendmsg+0x4a/0xb0
<4>[ 5389.729890]  [<ffffffff81469be7>] sock_sendmsg+0x117/0x140
<4>[ 5389.730018]  [<ffffffff810ab8a0>] ? autoremove_wake_function+0x0/0x40
<4>[ 5389.730144]  [<ffffffff810ab8a0>] ? autoremove_wake_function+0x0/0x40
<4>[ 5389.730272]  [<ffffffff814c1520>] ? do_ip_setsockopt+0x90/0xd90
<4>[ 5389.730401]  [<ffffffff8100bb0e>] ? common_interrupt+0xe/0x13
<4>[ 5389.730529]  [<ffffffff8100bb0e>] ? common_interrupt+0xe/0x13
<4>[ 5389.730661]  [<ffffffff8146a419>] sys_sendto+0x139/0x190
<4>[ 5389.730796]  [<ffffffff810150d9>] ? read_tsc+0x9/0x10
<4>[ 5389.730924]  [<ffffffff811d0ed5>] ? poll_select_set_timeout+0x95/0xb0
<4>[ 5389.731053]  [<ffffffff8100b1a2>] system_call_fastpath+0x16/0x1b
<4>[ 5389.731180] Code: b7 45 6c 66 44 39 c2 0f 85 60 01 00 00 41 83 ad 80 00 00 00 01 48 8b 13 48 8b 43 08 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 <48> 89 42 08 48 89 10 48 8b 7d c8 e8 bd a1 34 e1 41 0f b7 57 06
<1>[ 5389.731711] RIP  [<ffffffffa01ff763>] pppol2tp_recv_core+0x6d3/0xb90 [pppol2tp]
<4>[ 5389.731961]  RSP <ffff880028303998>
<4>[ 5389.732085] CR2: 0000000000000008

larry

net speeder本来就推荐ppp的说

1986

py