Sun GlassFish Enterprise Server v2.1.1 Performance Tuning Guide

Network Address

For machines with only one network interface card (NIC), set the network address to the IP address of the machine (for example, instead of default If you specify an IP address other than, the server will make one less system call per connection. Specify an IP address other than for best possible performance. If the server has multiple NIC cards then create multiple listeners for each NIC.