Can anybody help explain why the snmpMaster and snmpSubagent processes are using a lot of cpu during snmp polls? Maybe misconfiguration?
Running image is 184.108.40.206-patch1-9
In our monitoring we see that every few minutes the cpu utilisation of one of our X440's is abnormal high. Our monitoring server uses snmp polls every minute to get the switch cpu utilization (among other things).
This is happening when there is almost no traffic even, for example during nights. See the image below the cpu utilization every few minutes around 40%:
Now the top command on the switch shows more info, clearly the SnmpMaster and SnmpSubagent are using a lot of CPU during the poll: