Groups > comp.lang.java.programmer > #18774

Exception - Java heap space

From	Magnus Warker <magnux@mailinator.com>
Newsgroups	comp.lang.java.programmer
Subject	Exception - Java heap space
Date	2012-09-14 23:01 +0200
Organization	(posted via) M-net Telekommunikations GmbH
Message-ID	<k305t6$n8o$1@news.m-online.net> (permalink)

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Hi,

below is an exception found in my tomcat log. It's a GWT app.

What is going on there?

Magnus

-----
Sep 14, 2012 10:58:14 PM org.apache.catalina.core.ApplicationContext log
SEVERE: 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:583)
         at 
com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeInt(AbstractSerializationStreamWriter.java:100)
         at 
com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:116)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$8.write(ServerSerializationStreamWriter.java:153)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:539)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeClass(ServerSerializationStreamWriter.java:709)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:748)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:621)
         at 
com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:126)
         at 
com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSerializerBase.serialize(Collection_CustomFieldSerializerBase.java:44)
         at 
com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serialize(ArrayList_CustomFieldSerializer.java:39)
         at 
com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serializeInstance(ArrayList_CustomFieldSerializer.java:51)
         at 
com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serializeInstance(ArrayList_CustomFieldSerializer.java:28)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:740)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:621)
         at 
com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:126)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$8.write(ServerSerializationStreamWriter.java:153)
         at 
com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:539)
         at com.google.gwt.user.server.rpc.RPC.encodeResponse(RPC.java:616)
         at 
com.google.gwt.user.server.rpc.RPC.encodeResponseForSuccess(RPC.java:474)
         at 
com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:571)
         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.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
         at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

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Thread

Exception - Java heap space Magnus Warker <magnux@mailinator.com> - 2012-09-14 23:01 +0200
  Re: Exception - Java heap space Robert Klemme <shortcutter@googlemail.com> - 2012-09-14 23:09 +0200
    Re: Exception - Java heap space Lew <lewbloch@gmail.com> - 2012-09-14 14:19 -0700
      Re: Exception - Java heap space Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-09-14 15:06 -0700
  Re: Exception - Java heap space Roedy Green <see_website@mindprod.com.invalid> - 2012-09-16 08:23 -0700
    Re: Exception - Java heap space Lew <lewbloch@gmail.com> - 2012-09-16 16:58 -0700
  Re: Exception - Java heap space Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2012-09-18 22:25 -0700

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