运行到java.net.bindexception的问题无法分配请求的地址

i am currently testing a server with an automatic test client that simulates a large number of users. Both the server and the client are written in Java. The client opens a tcp/ip connection for every user. Both the server and client run on Ubuntu linux, client runs on 11.04 and server on 10.04.i am currently testing a server with an automat