S6850, IRF+BFD MAD检测出现CPU使用率高

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 version 7.1.070, Alpha 7170

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 sysname NYFZ-IRF

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 irf domain 1030

 irf mac-address persistent timer

 irf auto-update enable

 undo irf link-delay

 irf member 1 priority 31

 irf member 2 priority 1

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 lldp global enable

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 system-working-mode standard

 xbar load-single

 password-recovery enable

 lpu-type f-series

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vlan 1

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vlan 1000

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irf-port 1/1

 port group interface FortyGigE1/0/53

 port group interface FortyGigE1/0/54

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irf-port 2/2

 port group interface FortyGigE2/0/53

 port group interface FortyGigE2/0/54

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 stp global enable

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interface NULL0

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interface Vlan-interface1000

 mad bfd enable

 mad ip address 10.0.0.1 255.255.255.252 member 1

 mad ip address 10.0.0.2 255.255.255.252 member 2

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interface FortyGigE1/0/53

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interface FortyGigE1/0/54

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interface FortyGigE2/0/53

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interface FortyGigE2/0/54

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interface GigabitEthernet1/0/1

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/2

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/3

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/4

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/5

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/6

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/7

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/8

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/9

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/10

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/11

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/12

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/13

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/14

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/15

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/16

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/17

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/18

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/19

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/20

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/21

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/22

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/23

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/24

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/25

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/26

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/27

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/28

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/29

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/30

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/31

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/32

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/33

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/34

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/35

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/36

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/37

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/38

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/39

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/40

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/41

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/42

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/43

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/44

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/45

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/46

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/47

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet1/0/48

 port link-mode bridge

 port access vlan 1000

 combo enable fiber

 undo stp enable

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interface GigabitEthernet2/0/1

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/2

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/3

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/4

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/5

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/6

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/7

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/8

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/9

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/10

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/11

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/12

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/13

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/14

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/15

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/16

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/17

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/18

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/19

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/20

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/21

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/22

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/23

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/24

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/25

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/26

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/27

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/28

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/29

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/30

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/31

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/32

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/33

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/34

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/35

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/36

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/37

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/38

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/39

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/40

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/41

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/42

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/43

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/44

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/45

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/46

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/47

 port link-mode bridge

 combo enable fiber

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interface GigabitEthernet2/0/48

 port link-mode bridge

 port access vlan 1000

 combo enable fiber

 undo stp enable

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interface M-GigabitEthernet0/0/0

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interface Ten-GigabitEthernet1/0/49

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet1/0/50

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet1/0/51

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet1/0/52

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet2/0/49

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet2/0/50

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet2/0/51

 port link-mode bridge

 combo enable fiber

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interface Ten-GigabitEthernet2/0/52

 port link-mode bridge

 combo enable fiber

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 scheduler logfile size 16

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line class aux

 user-role network-operator

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line class console

 user-role network-admin

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line class tty

 user-role network-operator

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line class vty

 user-role network-operator

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line aux 0 1

 user-role network-operator

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line con 0 1

 user-role network-admin

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line vty 0 63

 user-role network-operator

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radius scheme system

 user-name-format without-domain

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domain system

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 domain default enable system

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role name level-0

 description Predefined level-0 role

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role name level-1

 description Predefined level-1 role

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role name level-2

 description Predefined level-2 role

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role name level-3

 description Predefined level-3 role

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role name level-4

 description Predefined level-4 role

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role name level-5

 description Predefined level-5 role

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role name level-6

 description Predefined level-6 role

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role name level-7

 description Predefined level-7 role

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role name level-8

 description Predefined level-8 role

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role name level-9

 description Predefined level-9 role

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role name level-10

 description Predefined level-10 role

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role name level-11

 description Predefined level-11 role

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role name level-12

 description Predefined level-12 role

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role name level-13

 description Predefined level-13 role

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role name level-14

 description Predefined level-14 role

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user-group s

 

交换机配置如上，求大神帮忙看看，为什么会出现CPU使用率90以上的问题