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STACK SWITCH 9200 HIGH CPU

Hi 

I have stack Switch with 3 Unit members with High CPU, according to the "show processes cpu" the proccess with more consumption are SISF Switcher Th and SISF Main Thread 

 

426 38181448 7673019 4976 35.36% 29.17% 29.11% 0 SISF Switcher Th
427 49356123 7068699 6982 49.56% 37.34% 36.96% 0 SISF Main Thread

 

I have some research and everyone is agree that this is because the implementation of dhcp snooping, but i need DHCP snooping operation,

 

Can anyone help me with other solutions besides disabled DHCP snooping o how can i find the VLAN that is causing this issue, according to some forum disabled DHCP snnoping to just one VLAN is enough.

 

Switch Ports Model SW Version SW Image Mode
------ ----- ----- ---------- ---------- ----
* 1 52 C9200L-48T-4X 17.03.03 CAT9K_LITE_IOSXE INSTALL
2 52 C9200L-48T-4X 17.03.03 CAT9K_LITE_IOSXE INSTALL
3 52 C9200L-48T-4X 17.03.03 CAT9K_LITE_IOSXE INSTALL

 

REgards

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