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High CPU usage of USG2100 firewall

Publication Date:  2012-09-10 Views:  391 Downloads:  0
Issue Description
High CPU usage happens when USG2130 used, and it reaches to 95%, delay, dropping packet and other phenomenon appears when ping interface of firewall. 
Alarm Information
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Handling Process
Review process which is in high CPU usage through “display cpu-usage” command, find that process of DFWD reaches 90% upwards, it’s a data forwarding process, the performance of device reaches to limitation if this process has high CPU usage, this situation is more clearly in firewall such as USG2100, suggest user to replace them with high performance devices.
Root Cause
It is possible that data traffic is too heavy to reach the performance limitation of firewall.  
Suggestions
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