I've had this problem since my production deployment in May last year.
Receive about 10 such exceptions everyday. I've learnt to ignore them
as the exceptions can be generated even when the user do not incur any
loss of functionality. Observations in this thread is generally
accurate though, ie. it happens only when there is an unstable
connection.

On Jan 11, 7:40 am, paveltonev <[email protected]> wrote:
> Hello All,
> I have same problem, using JBoss AS. The most interesting that this
> situation occurs only and ifonly I have a very big delay when tracing
> the route host i.e. something like 1400ms. I have tested my
> application from many locations in the world today but only from one
> where the connection seems to be unstable I had such a problem. Here
> are my connector settings:
>
> <Connector port="8009" address="${jboss.bind.address}"
>          emptySessionPath="true" enableLookups="false"
> redirectPort="8443"
>          protocol="AJP/1.3" maxThreads="400"
> connectionTimeout="600000"
>          compression="force"
>         />
>
> Following the documentation 
> :http://www.jboss.org/file-access/default/members/jbossweb/freezone/do...
> it seems that keepAliveTimeout = connectionTimeout = 600000 = 10 mins
>
> I have lost all the day fixing this problem but nothing can be done
> unfortunately. Any help is appreciated!
>
> Best Regards,
> Pavel Tonev
>
> On 5 Ян, 11:11, "[email protected]"
>
> <[email protected]> wrote:
> > I had a similar problem and i eventually tracked it down to a looping
> > rpc call.
>
> > If you doing a very large request (or many in very quick succession)
> > then you will have toreadthe apache docs and edit the settings in
> > your web.xml (possibly "keep alive") although with the default
> > settings of 1min before timeout this is unlikely.
>
> > Hope this helps,
> > Steve
>
> > On Jan 4, 10:51 pm, rakesh wagh <[email protected]> wrote:
>
> > > Please provide more details on what you are doing. Are you getting
> > > this error on client or server? How much time does your request waits?
> > > Is it because of long executing methods? The error message clearly
> > > reads that it is a timeoutexception. My guess is some operation on
> > > server is taking more time than your timeout values set.
>
> > > For a better answer, give us more  information.
>
> > > Rakesh Wagh
>
> > > On Jan 4, 12:45 am, tin <[email protected]> wrote:
>
> > > > Hi All,
>
> > > > I occassionally get this exception when my app's page is getting
> > > > downloaded in the broser. In my application, I make few rpc calls to
> > > > fetch the data once the JSP is downloaded by the browser.
>
> > > > Any help in this will greatly be appreciated. No concrete answer could
> > > > be found for this on the internet but it seeems others have faced this
> > > > problem too.
>
> > > > Stack Trace:
>
> > > >java.net.SocketTimeoutException:Readtimedout
> > > >  at java.net.SocketInputStream.socketRead0(Native Method)
> > > >  at java.net.SocketInputStream.read(Unknown Source)
> > > >  at org.apache.coyote.http11.InternalInputBuffer.fill
> > > > (InternalInputBuffer.java:747)
> > > >  at org.apache.coyote.http11.InternalInputBuffer
> > > > $InputStreamInputBuffer.doRead(InternalInputBuffer.java:777)
> > > >  at org.apache.coyote.http11.filters.IdentityInputFilter.doRead
> > > > (IdentityInputFilter.java:115)
> > > >  at org.apache.coyote.http11.InternalInputBuffer.doRead
> > > > (InternalInputBuffer.java:712)
> > > >  at org.apache.coyote.Request.doRead(Request.java:427)
> > > >  at org.apache.catalina.connector.InputBuffer.realReadBytes
> > > > (InputBuffer.java:283)
> > > >  at org.apache.tomcat.util.buf.ByteChunk.substract(ByteChunk.java:379)
> > > >  at org.apache.catalina.connector.InputBuffer.read(InputBuffer.java:
> > > > 298)
> > > >  at org.apache.catalina.connector.CoyoteInputStream.read
> > > > (CoyoteInputStream.java:180)
> > > >  at com.google.gwt.user.server.rpc.RPCServletUtils.readContentAsUtf8
> > > > (RPCServletUtils.java:146)
> > > >  at com.google.gwt.user.server.rpc.RemoteServiceServlet.readContent
> > > > (RemoteServiceServlet.java:335)
> > > >  at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost
> > > > (RemoteServiceServlet.java:77)
> > > >  at org.gwtwidgets.server.spring.GWTSpringController.handleRequest
> > > > (GWTSpringController.java:82)
> > > >  at
> > > > org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle
> > > > (SimpleControllerHandlerAdapter.java:48)
> > > >  at org.springframework.web.servlet.DispatcherServlet.doDispatch
> > > > (DispatcherServlet.java:875)
> > > >  at org.springframework.web.servlet.DispatcherServlet.doService
> > > > (DispatcherServlet.java:809)
> > > >  at org.springframework.web.servlet.FrameworkServlet.processRequest
> > > > (FrameworkServlet.java:523)
> > > >  at org.springframework.web.servlet.FrameworkServlet.doPost
> > > > (FrameworkServlet.java:463)
> > > >  at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)- Hide 
> > > > quoted text -
>
> > > - Show quoted text -
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