Problem in fetching Large amount of data approximately 75,456 from server side to client side using GWT RPC

I store data in arraylist in sever side from database .I can get data from database into arraylist but problem is that so much data is not transfer from server to client side datagrid. there is 500 error. Out of  Memory heap space

exact error is

arr list in server74950

Starting Jetty on port 8888

   [ERROR] Exception while dispatching incoming RPC call

java.lang.OutOfMemoryError: Java heap space

at java.util.Arrays.copyOf(Arrays.java:2760)

at java.util.Arrays.copyOf(Arrays.java:2734)

at java.util.ArrayList.ensureCapacity(ArrayList.java:167)

at java.util.ArrayList.add(ArrayList.java:351)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.append(ServerSerializationStreamWriter.java:631)

at com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeInt(AbstractSerializationStreamWriter.java:100)

at com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeString(AbstractSerializationStreamWriter.java:134)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$10.write(ServerSerializationStreamWriter.java:165)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:584)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeClass(ServerSerializationStreamWriter.java:757)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:796)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:669)

at com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:126)

at com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSerializerBase.serialize(Collection_CustomFieldSerializerBase.java:44)

at com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serialize(ArrayList_CustomFieldSerializer.java:39)

at com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serializeInstance(ArrayList_CustomFieldSerializer.java:51)

at com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serializeInstance(ArrayList_CustomFieldSerializer.java:28)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:788)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:669)

at com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:126)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$8.write(ServerSerializationStreamWriter.java:153)

at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:587)

at com.google.gwt.user.server.rpc.RPC.encodeResponse(RPC.java:605)

at com.google.gwt.user.server.rpc.RPC.encodeResponseForSuccess(RPC.java:471)

at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:563)

at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:208)

at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:248)

at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)

at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)

      [ERROR] Out of memory; to increase the amount of memory, use the -Xmx flag at startup (java -Xmx128M ...)

[ERROR] 500 - POST /otcvalidationschecklistreport/greet (127.0.0.1) 57 bytes

   Request headers

      Host: 127.0.0.1:8888

      User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:19.0) Gecko/20100101 Firefox/19.0

      Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8

      Accept-Language: en-US,en;q=0.5

      Accept-Encoding: gzip, deflate

      X-GWT-Permutation: HostedMode

      X-GWT-Module-Base: http://127.0.0.1:8888/otcvalidationschecklistreport/

      Content-Type: text/x-gwt-rpc; charset=utf-8

      Referer: http://127.0.0.1:8888/OTCValidationsCheckListReport.html?gwt.codesvr=127.0.0.1:9997/

      Content-Length: 360

      Connection: keep-alive

      Pragma: no-cache

      Cache-Control: no-cache

   Response headers

      Content-Type: text/plain

com.google.gwt.user.client.rpc.StatusCodeException: 500 The call failed on the server; see server log for details

at com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:209)

at com.google.gwt.http.client.Request.fireOnResponseReceived(Request.java:258)

at com.google.gwt.http.client.RequestBuilder$1.onReadyStateChange(RequestBuilder.java:412)

at sun.reflect.GeneratedMethodAccessor49.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)

at com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)

at com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)

at com.google.gwt.dev.shell.BrowserChannelServer.reactToMessagesWhileWaitingForReturn(BrowserChannelServer.java:338)

at com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:219)

at com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:136)

at com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:571)

at com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:279)

at com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91)

at com.google.gwt.core.client.impl.Impl.apply(Impl.java)

at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:242)

at sun.reflect.GeneratedMethodAccessor41.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

at java.lang.reflect.Method.invoke(Method.java:597)

at com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)

at com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)

at com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172)

at com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:293)

at com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:547)

at com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:364)

at java.lang.Thread.run(Thread.java:662)

--
You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group.
To unsubscribe from this group and stop receiving emails from it, send an email to google-web-toolkit+unsubscribe@googlegroups.com.
To post to this group, send email to google-web-toolkit@googlegroups.com.
Visit this group at http://groups.google.com/group/google-web-toolkit.
For more options, visit https://groups.google.com/d/optout.