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https://issues.apache.org/jira/browse/HAMA-915?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14110096#comment-14110096
]
Edward J. Yoon commented on HAMA-915:
-------------------------------------
When I build with kryo 2.24.0, I receives following error. I'm not sure what's
wrong.
{code}
14/08/26 09:22:03 ERROR bsp.LocalBSPRunner: Error cleaning up after bsp
execution.
com.esotericsoftware.kryo.KryoException: Class cannot be created (missing
no-arg constructor): org.apache.hama.ml.semiclustering.SemiClusterMessage$1
Serialization trace:
semiClusterContainThis (org.apache.hama.ml.semiclustering.SemiClusterMessage)
value (org.apache.hama.ml.semiclustering.SemiClusteringVertex)
at
com.esotericsoftware.kryo.Kryo$DefaultInstantiatorStrategy.newInstantiatorOf(Kryo.java:1228)
at com.esotericsoftware.kryo.Kryo.newInstantiator(Kryo.java:1049)
at com.esotericsoftware.kryo.Kryo.newInstance(Kryo.java:1058)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.create(FieldSerializer.java:547)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:523)
at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:764)
at
com.esotericsoftware.kryo.serializers.DefaultSerializers$TreeSetSerializer.create(DefaultSerializers.java:613)
at
com.esotericsoftware.kryo.serializers.DefaultSerializers$TreeSetSerializer.create(DefaultSerializers.java:605)
at
com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:93)
at
com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:22)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:682)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:528)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:682)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:528)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:660)
at
org.apache.hama.util.KryoSerializer.deserialize(KryoSerializer.java:51)
at
org.apache.hama.graph.ListVerticesInfo.deserialize(ListVerticesInfo.java:133)
at
org.apache.hama.graph.ListVerticesInfo$1.hasNext(ListVerticesInfo.java:92)
at
org.apache.hama.graph.IDSkippingIterator.hasNext(IDSkippingIterator.java:62)
at org.apache.hama.graph.GraphJobRunner.cleanup(GraphJobRunner.java:164)
at
org.apache.hama.bsp.LocalBSPRunner$BSPRunner.run(LocalBSPRunner.java:264)
at
org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:288)
at
org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:212)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
{code}
> Add Kryo serializer
> -------------------
>
> Key: HAMA-915
> URL: https://issues.apache.org/jira/browse/HAMA-915
> Project: Hama
> Issue Type: Improvement
> Components: bsp core
> Affects Versions: 0.6.4
> Reporter: Edward J. Yoon
> Fix For: 0.7.0
>
> Attachments: kryo.patch, kryo2.patch, kryo3.patch
>
>
> See https://github.com/eishay/jvm-serializers/wiki
> Apache Storm also uses Kryo for serialization before passing messages.
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