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806
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cpu usage Firepower/ASA

gaigl
Level 3
Level 3

Hi,

 

I've got a question about cpu-usage of our Firepower as VPN Gateway:

 

snmp-monitoring (cacti) shows quite high cpu-usage (highest values 70-80%)

asa-cpu-cacti.JPG

 

on the "Homepage" of the Firepower I see similar values:

 

asa-cpu-mon.JPG

 

at same time on the ASA I see:

 

asa-cpu-datapath.JPG

 

could you tell me, what values I should care of?

 

thank you

3 Replies 3

This is more of a cosmetic error in asa when running on FTD appliance. as it always show the high cpu

 

https://www.cisco.com/c/en/us/support/docs/security/firepower-ngfw/200950-Clarifying-the-Firepower-Threat-Defense.html

 

 

 

 

it's normal to see high CPU utilization for the LINA (ASA) engine when running on a Firepower appliance. It's an artifiact of how the traffic is processed in the system architecture.

please do not forget to rate.

gaigl
Level 3
Level 3

so, the cli shows the real load?

thank you

FTDhighcpu.PNG

 

your output from the command line look the system is stable.   i noted vpnfol_thread_timer is 0.1%. since when you having this cpu high utilization.

please do not forget to rate.