Performance tuning wildfly

 from here :

performance tuning performance tuning for jboss or wildfly

here summary :

The fine-tuned configurations that we recommend for optimizing the performance of the JBoss or Wildfly application server are:
 

1.     Recommended JVM Settings
2.     Open Files
3.     Maximum User Processes
4.     Connection Backlog
5.     Set TCP_KEEPALIVE_INTERVAL
6.     Set TCP_KEEPALIVE_PROBES
7.     Allocate Huge Pages for Java Virtual Machine (JVM) Heap
8.     Increase Linux kernel Entropy
9.     Test Entropy