http://tomcat.apache.org/tomcat-5.5-doc/config/http.html
maxPostSize |
The maximum size in bytes of the POST which will be handled by the container FORM URL parameter parsing. The limit can be disabled by setting this attribute to a value less than or equal to 0. If not specified, this attribute is set to 2097152 (2 megabytes). |
在Server.xml中的Connector节中加入maxPostSize="0"