[
https://issues.apache.org/jira/browse/HIVE-1511?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13755460#comment-13755460
]
Mohammad Kamrul Islam commented on HIVE-1511:
---------------------------------------------
Running after another probable Kryo bug.
Got the following exception when ran with the attached plan XML file.
Exception in thread "main" com.esotericsoftware.kryo.KryoException: Encountered
unregistered class ID: 115
Serialization trace:
opParseCtxMap (org.apache.hadoop.hive.ql.plan.MapWork)
mapWork (org.apache.hadoop.hive.ql.plan.MapredWork)
at
com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(DefaultClassResolver.java:119)
at com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:642)
at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:753)
at
com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:131)
at
com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:17)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:680)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:485)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:680)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:485)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:658)
at KryoHiveTest.fun(KryoHiveTest.java:54)
at KryoHiveTest.main(KryoHiveTest.java:27)
> Hive plan serialization is slow
> -------------------------------
>
> Key: HIVE-1511
> URL: https://issues.apache.org/jira/browse/HIVE-1511
> Project: Hive
> Issue Type: Improvement
> Affects Versions: 0.7.0, 0.11.0
> Reporter: Ning Zhang
> Assignee: Mohammad Kamrul Islam
> Attachments: generated_plan.xml, HIVE-1511.4.patch,
> HIVE-1511.5.patch, HIVE-1511.6.patch, HIVE-1511.7.patch, HIVE-1511.8.patch,
> HIVE-1511.patch, HIVE-1511-wip2.patch, HIVE-1511-wip3.patch,
> HIVE-1511-wip4.patch, HIVE-1511.wip.9.patch, HIVE-1511-wip.patch,
> KryoHiveTest.java, run.sh
>
>
> As reported by Edward Capriolo:
> For reference I did this as a test case....
> SELECT * FROM src where
> key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0
> OR key=0 OR key=0 OR key=0 OR
> key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0 OR key=0
> OR key=0 OR key=0 OR key=0 OR
> ...(100 more of these)
> No OOM but I gave up after the test case did not go anywhere for about
> 2 minutes.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira
