#1928 [HHQ-2228] Metric data is not collected for an AIX agent

[Hyperic Team]

http://jira.hyperic.com/browse/HHQ-2228
Steps to Reproduce:

Start the HQ agent with Uni-Directional

Attached is an email communication related to this issue:

u0006297@lpar43ml16fd_pub[/home/u0006297/HQ-4.0.0-EE-766-ppc/hyperic-hq-agent-4.


0.0-EE/bin] > sh hq-agent.sh start


-n Starting HQ Agent...

- Unable to load agent token file. Generating a new one ... Done [ Running agent setup ] Should Agent communications to HQ be unidirectional [default=no]: yes What is the HQ server IP address: ec2-67-202-54-118.compute-1.amazonaws.com


Should Agent communications to HQ always be secure [default=no]:


What is the HQ server port [default=7080]:


- Testing insecure connection ... Success What is the HQ server SSL port for unidirectional communications [default=7443]:

- Testing secure connection ... Success


What is your HQ login [default=hqadmin]: hq What is your HQ password:


What is the agent IP address [default=172.29.140.142]:


- Received tempaorary auth token from agent


- Registering agent with HQ


- HQ gave us the following agent token


    1216076630288-2414197867455641714-1249390081655513431


- Informing agent of new HQ server


- Validating


- Successfully setup agent


- Agent using new transport, unidirectional=true, port=7443 u0006297@lpar43ml16fd_pub[/home/u0006297/HQ-4.0.0-EE-766-ppc/hyperic-hq-agent-4.


0.0-EE/bin] >

ERROR in Agent Log:


2008-07-14 18:05:47,397 DEBUG [ScheduleThread] [ScheduleThread]


Waiting 1000 ms until 7/14/08 6:05:48 PM


 2008-07-14 18:05:47,867 DEBUG [Poller Client] [HTTPClientInvoker]


 Error invoking http client invoker.


 java.io.InvalidClassException: org.hyperic.hq.agent.AgentRemoteValue; local class incompatible: stream classdesc serialVersionUID = -


 2828096020318367385, localclass serialVersionUID = 644682754857767836 at


 at java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:601)


 


 at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1576)


 at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1490)


 at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1576)


 at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1490)


 atjava.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1723)


 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)


 atjava.io.ObjectInputStream.readArray(ObjectInputStream.java:1658)


 atjava.io.ObjectInputStream.readObject0(ObjectInputStream.java:1323)


 atjava.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1932)


 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1856)


 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1743)


 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)


 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1932)


 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1856)


 atjava.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1743)


 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)


 atjava.io.ObjectInputStream.readObject(ObjectInputStream.java:363)


         at java.util.ArrayList.readObject(ArrayList.java:617)


         at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)


 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)


         at java.lang.reflect.Method.invoke(Method.java:618)


at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1001)


         at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1833)


         at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1743)


         at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)


         at java.io.ObjectInputStream.readObject(ObjectInputStream.java:363)


         at org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObjectVersion2_2(JavaSerializationManager.java:239)


         at org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObject(JavaSerializationManager.java:133)


         at org.jboss.remoting.marshal.serializable.SerializableUnMarshaller.read(SerializableUnMarshaller.java:120)


         at org.jboss.remoting.marshal.http.HTTPUnMarshaller.read(HTTPUnMarshaller. java:69)


         at org.jboss.remoting.transport.http.HTTPClientInvoker.readResponse(HTTPClientInvoker.java:500)


         at org.jboss.remoting.transport.http.HTTPClientInvoker.useHttpURLConnection(HTTPClientInvoker.java:306)


         at org.jboss.remoting.transport.http.HTTPClientInvoker.transport(HTTPClientInvoker.java:136)


         at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:122)


         at org.jboss.remoting.Client.invoke(Client.java:1634)


         at org.jboss.remoting.Client.invoke(Client.java:548)


         at org.jboss.remoting.Client.invoke(Client.java:536)


         at org.jboss.remoting.transporter.TransporterClient.invoke(TransporterClient.java:297)


         at $Proxy1.retrieveRequests(Unknown Source)


         at com.hyperic.hq.transport.PollerClientImpl$PollingRunnable.doPolling(PollerClientImpl.java:233)


         at com.hyperic.hq.transport.PollerClientImpl$PollingRunnable.run(PollerClientImpl.java:191)


         at java.lang.Thread.run(Thread.java:810)


 2008-07-14 18:05:47,870 DEBUG [Poller Client]


 [PollerClientImpl$PollingRunnable]


  Exception while polling. Checking if polling should continue: org.jboss.remoting.CannotConnectException: Can not connect http client invoker.


 2008-07-14 18:05:48,399 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 6:05:49 PM


 2008-07-14 17:59:47,276 DEBUG [Thread-0] [CommandListener] Dispatching request for 'bizapp:getCAMServer'


 2008-07-14 17:59:47,276 DEBUG [Thread-0] [CommandListener] Method 'org.hyperic.hq.agent.AgentCommand@671a671a' returned an object result


 2008-07-14 17:59:47,834 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:48 PM


 2008-07-14 17:59:48,837 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:49 PM


 2008-07-14 17:59:49,839 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:50 PM


 2008-07-14 17:59:50,841 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:51 PM


 2008-07-14 17:59:51,843 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:52 PM 2008-07-14 17:59:52,844 DEBUG [ScheduleThread] [ScheduleThread]


 Waiting 1000 ms until 7/14/08 5:59:3 PM


 2008-07-14 17:59:53,847 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:54 PM


 2008-07-14 17:59:54,847 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:55 PM


 2008-07-14 17:59:55,850 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:56 PM


 2008-07-14 17:59:56,852 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:57 PM


 2008-07-14 17:59:57,853 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:58 PM


 2008-07-14 17:59:58,856 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 5:59:59 PM


 2008-07-14 17:59:59,858 DEBUG [ScheduleThread] [ScheduleThread] Waiting 1000 ms until 7/14/08 6:00:00 PM


 

---

Tom's Comment:

This looks like a case where AIX violates the serialization spec. The serial version UID is not necessary for Externalizable objects. I would recommend hardcoding the serial version UID to the value expected by AIX and see if that fixes the problem:

 serialVersionUID = -


2828096020318367385