在Tomcat下的conf下的server.xml中找到
<Connector port="8080"
maxThreads="150"
minSpareThreads="25"
maxSpareThreads="75"
enableLookups="false"
redirectPort="8443"
acceptCount="100"
debug="0"
connectionTimeout="20000"
disableUploadTimeout="true" />
把它复制一份 然后再其一粘贴，修改 port