Shouldn't be the case, I always use 0.20.203... I also implemented a
very similar algorithm to find all connected components in a graph and
that one worked fine.

--sebastian

On 23.12.2011 11:07, Claudio Martella wrote:
> With a super quick look, so i might be completely wrong, this looks
> like you're running a different hadoop locally and on your test. Is
> there any chance you're not using hadoop non_secure locally but you're
> in your distributed mode?
> 
> On Fri, Dec 23, 2011 at 10:49 AM, Sebastian Schelter <s...@apache.org> wrote:
>> Hi,
>>
>> I'm currently implementing an algorithm for diameter and radius
>> estimation. It already works when I run it on toy data via
>> InternalVertexRunner in a unit test.
>>
>> Unfortunately, in my tests with a single node hadoop instance and real
>> cluster, I always run into the attached exception during startup. Does
>> anybody have an idea what might cause this?
>>
>> --sebastian
>>
>>
>> 2011-12-23 10:43:09,769 INFO org.apache.hadoop.mapred.TaskInProgress:
>> Error from attempt_201112230924_0006_m_000001_0:
>> java.lang.IllegalStateException: run: Caught an unrecoverable exception
>> setup: Offlining servers due to exception...
>>        at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:641)
>>        at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:763)
>>        at org.apache.hadoop.mapred.MapTask.run(MapTask.java:369)
>>        at org.apache.hadoop.mapred.Child$4.run(Child.java:259)
>>        at java.security.AccessController.doPrivileged(Native Method)
>>        at javax.security.auth.Subject.doAs(Subject.java:396)
>>        at
>> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059)
>>        at org.apache.hadoop.mapred.Child.main(Child.java:253)
>> Caused by: java.lang.RuntimeException: setup: Offlining servers due to
>> exception...
>>        at org.apache.giraph.graph.GraphMapper.setup(GraphMapper.java:466)
>>        at org.apache.giraph.graph.GraphMapper.run(GraphMapper.java:630)
>>        ... 7 more
>> Caused by: java.lang.IllegalStateException: setup: loadVertices failed
>>        at
>> org.apache.giraph.graph.BspServiceWorker.setup(BspServiceWorker.java:582)
>>        at org.apache.giraph.graph.GraphMapper.setup(GraphMapper.java:458)
>>        ... 8 more
>> Caused by: java.lang.RuntimeException: java.io.IOException: Call to
>> poodle-6/127.0.1.1:30002 failed on local exception: java.io.EOFException
>>        at
>> org.apache.giraph.comm.BasicRPCCommunications.sendPartitionReq(BasicRPCCommunications.java:768)
>>        at
>> org.apache.giraph.graph.BspServiceWorker.loadVertices(BspServiceWorker.java:304)
>>        at
>> org.apache.giraph.graph.BspServiceWorker.setup(BspServiceWorker.java:575)
>>        ... 9 more
>> Caused by: java.io.IOException: Call to poodle-6/127.0.1.1:30002 failed
>> on local exception: java.io.EOFException
>>        at org.apache.hadoop.ipc.Client.wrapException(Client.java:1065)
>>        at org.apache.hadoop.ipc.Client.call(Client.java:1033)
>>        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:224)
>>        at $Proxy3.putVertexList(Unknown Source)
>>        at
>> org.apache.giraph.comm.BasicRPCCommunications.sendPartitionReq(BasicRPCCommunications.java:765)
>>        ... 11 more
>> Caused by: java.io.EOFException
>>        at java.io.DataInputStream.readInt(DataInputStream.java:375)
>>        at 
>> org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:767)
>>        at org.apache.hadoop.ipc.Client$Connection.run(Client.java:712)
> 
> 
> 

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