java.lang.RuntimeException: java.io.IOException: org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@63a5ec6c closed

[siddaraju srikantaiah <si...@gmail.com>]

Hi,

I am trying to run pig job with reads data from hadoop and stores in Hbase,
I have seetup CDH4 on my Oracle Virtual box with 5 nodes,

when I run the script all the jobs on datanodes are failing with error as
below:
Please help me to understand what is happennign and any clue to solve this
issue.
Error from attempt*201209232002*0001*m*000001_3:
java.lang.RuntimeException: java.io.IOException:
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@63a5ec6cclosed
at
org.apache.hadoop.hbase.mapreduce.TableOutputFormat.setConf(TableOutputFormat.java:200)
at
org.apache.pig.backend.hadoop.hbase.HBaseStorage.getOutputFormat(HBaseStorage.java:521)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputCommitter.getCommitters(PigOutputCommitter.java:91)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputCommitter.(PigOutputCommitter.java:70)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat.getOutputCommitter(PigOutputFormat.java:279)
at org.apache.hadoop.mapred.Task.initialize(Task.java:514)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:308)
at org.apache.hadoop.mapred.Child$4.run(Child.java:270)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.security.Use


Thanks and Regards
Siddu