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Changing interzone policy will bring CPU high

Publication Date:  2013-11-30 Views:  205 Downloads:  0

Issue Description

When changing interzone policy on firewall,  firewall CPU raise to 100%

Alarm Information

The CPU usage exceeded the threshold (90%). The mgmtplane CPU usage was 54% and dataplane CPU average usage was 100%

Handling Process

None

Root Cause

The root cause of this issue is that Our mechanism is taking effect to check the traffic without accelerate immediately, V1R3C10 version  will change this mechanism, That version will set a delay to take effect, until accelerate module enable. So at that time, firewall will not have this kind of issue.

Suggestions

When firewall need adjust any policy,  find a proper maintenance time window at first.

END