在WAS console的对应Server下的web container里设置 customized properties
增加如下参数
com.ibm.ws.webcontainer.maxParamPerRequest
value为-1 就行了
com.ibm.ws.webcontainer.maxParamPerRequest
You can use this property to change the maximum number of parameters allowed in your inbound requests, based on your applications and environment. The maximum number of parameters allowed per inbound request (GET or POST) defaults to 10000.
默认是10000, -1为unlimited