springMVC+uploadify3.1 上传大文件时出现IO ERROR [问题点数：100分]

<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"

        p:defaultEncoding="UTF-8"

        p:maxUploadSize="-1"

        />

<input id="testFileInput2" type="file" name="files" 

        uploaderOption="{

            swf:'js/dwz-ria/uploadify/scripts/uploadify.swf',

            uploader:'aj.do?method=uploadAjComp&ajId=${ajId}',

            formData:{PHPSESSID:'<%=session.getId()%>', ajax:1},

            queueID:'fileQueueId',

            buttonImage:'js/dwz-ria/uploadify/img/add.jpg',

            buttonClass:'my-uploadify-button',

            buttonText:'选择文件',

            width:102,

            fileSizeLimit:0,

            debug: true,

            auto:false

        }"

    />

补充：Java ,  Web 开发

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