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Pig, mail # user - Unable to typecast fields loaded from HBase


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Re: Unable to typecast fields loaded from HBase
Praveen Bysani 2013-04-01, 02:42
On 31 March 2013 20:36, Praveen Bysani <[EMAIL PROTECTED]> wrote:

> I have fixed the Hbase access on that node. But the error still happens.
>
>
> When executing the script i observed the following error. But i checked
> the /etc/hosts file and i have proper entry to that ip address there. I
> suspect if that could be a reason, because sometimes i can still execute
> the script successfully.
>
> *2013-03-30 13:08:37,701 [JobControl] ERROR
> org.apache.hadoop.hbase.mapreduce.TableInputFormatBase - Cannot resolve the
> host name for /180.235.132.126 because of
> javax.naming.NameNotFoundException: DNS name not found [response code 3];
> remaining name '126.132.235.180.in-addr.arpa'
> *2013-03-30 13:08:38,642 [main] INFO  org.apache.pig.backend.hadoop.
> executionengine.mapReduceLayer.MapReduceLauncher - HadoopJobId:
> job_201303280611_0045
> 2013-03-30 13:08:38,642 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - Processing aliases A,F
> 2013-03-30 13:08:38,642 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - detailed locations: M: A[1,4],F[2,4] C:  R:
> 2013-03-30 13:08:38,642 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - More information at:
> http://server.epicoders.com:50030/jobdetails.jsp?jobid=job_201303280611_0045
> 2013-03-30 13:08:47,246 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 25% complete
> 2013-03-30 13:08:54,308 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 50% complete
> 2013-03-30 13:08:58,446 [main] INFO
> org.apache.pig.tools.pigstats.ScriptState - Pig script settings are added
> to the job
> 2013-03-30 13:08:58,448 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - mapred.job.reduce.markreset.buffer.percent is not set, set to default 0.3
> 2013-03-30 13:08:58,450 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - Setting Parallelism to 1
> 2013-03-30 13:08:58,450 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - creating jar file Job3676713252658297974.jar
> 2013-03-30 13:09:01,797 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - jar file Job3676713252658297974.jar created
> 2013-03-30 13:09:01,808 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler
> - Setting up single store job
> 2013-03-30 13:09:01,810 [main] INFO
> org.apache.pig.data.SchemaTupleFrontend - Key [pig.schematuple] is false,
> will not generate code.
> 2013-03-30 13:09:01,810 [main] INFO
> org.apache.pig.data.SchemaTupleFrontend - Starting process to move
> generated code to distributed cacche
> 2013-03-30 13:09:01,810 [main] INFO
> org.apache.pig.data.SchemaTupleFrontend - Setting key
> [pig.schematuple.classes] with classes to deserialize []
> 2013-03-30 13:09:01,844 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 1 map-reduce job(s) waiting for submission.
> 2013-03-30 13:09:01,884 [JobControl] WARN
> org.apache.hadoop.mapred.JobClient - Use GenericOptionsParser for parsing
> the arguments. Applications should implement Tool for the same.
> 2013-03-30 13:09:02,394 [JobControl] INFO
> org.apache.hadoop.mapreduce.lib.input.FileInputFormat - Total input paths
> to process : 1
> 2013-03-30 13:09:02,394 [JobControl] INFO
> org.apache.pig.backend.hadoop.executionengine.util.MapRedUtil - Total input
> paths to process : 1
> 2013-03-30 13:09:02,410 [JobControl] INFO
> org.apache.pig.backend.hadoop.executionengine.util.MapRedUtil - Total input
> paths (combined) to process : 1
> 2013-03-30 13:09:03,406 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - HadoopJobId: job_201303280611_0046

Regards,
Praveen Bysani
http://www.praveenbysani.com