Spring boot tomcat using +4000% CPU
I using zuul as API edge for my microservice infrastructure, I have a strong CPU with 32 and 56 thread.
As I checked, gateway service using CPU more than %4000!
I used JMX to dump and trace CPU usage.
I see "https-jsse-nio" have 200 instances and every instance using a huge CPU resource.
Please see the traces:
Solution
It was the SSL Handshake problem, It seems a bug from Tomcat.
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