在提交base64比较大的参数时，报：Unexpected EOF 错误，springboot版本2.3.2，约有5%的概率报错，部分错误信息如下：
Caused by: org.apache.catalina.connector.ClientAbortException: java.io.EOFException: Unexpected EOF read on the socket
at org.apache.catalina.connector.InputBuffer.realReadBytes(InputBuffer.java:340)
at org.apache.catalina.connector.InputBuffer.checkByteBufferEof(InputBuffer.java:632)
at org.apache.catalina.connector.InputBuffer.read(InputBuffer.java:362)
at org.apache.catalina.connector.CoyoteInputStream.read(CoyoteInputStream.java:132)
at org.apache.catalina.connector.CoyoteInputStream.read(CoyoteInputStream.java:110)
at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1719)
at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1696)
at org.apache.commons.io.IOUtils.copy(IOUtils.java:1671)
at com.netflix.zuul.http.HttpServletRequestWrapper.parseRequest(HttpServletRequestWrapper.java:152)
at com.netflix.zuul.http.HttpServletRequestWrapper.getParameter(HttpServletRequestWrapper.java:301)
... 74 common frames omitted
Caused by: java.lang.IllegalStateException: Cannot parse the request!
at com.netflix.zuul.http.HttpServletRequestWrapper.getParameterMap(HttpServletRequestWrapper.java:324)
at org.springframework.web.servlet.DispatcherServlet.lambda$logRequest$2(DispatcherServlet.java:964)
at org.springframework.core.log.LogFormatUtils.traceDebug(LogFormatUtils.java:86)
at org.springframework.web.servlet.DispatcherServlet.logRequest(DispatcherServlet.java:956)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:911)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
... 96 common frames omitted