2960 switch high cpu

[Daniu Happy BGP]

We encountered this wired high cpu case with the 2960x stacking switch, which is caused by logger. 

Does anyone knows what does this means?

#sh proc cpu sorted 5sec
CPU utilization for five seconds: 99%/0%; one minute: 98%; five minutes: 91%
PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
50 430630004 7838552 54938 65.50% 62.63% 54.64% 0 Logger

[Georg Pauwen]

Hello,

check if you might be running into the bug below. How is your logging configured ?

Logger Process spiking the CPU utilization
CSCtg17902
Description

Symptom:
cpu usage is high

Conditions:
when logging persistent size filesize is running with a lot of
debug messages.

Workaround:
Delete all historic syslog files in default disk syslog directory.

[Leo Laohoo]

What firmware is the stack running on?

[Daniu Happy BGP]

version 15.2(2)E7, is it bug related?

[Georg Pauwen]

Hello,

check if you have 'logging persistent' configured on your 2960, also post the output of"

dir flash:

Actually, post the entire running configuration (show run)...