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HBase, mail # user - Map-Reduce Program in Hbase is failed


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Re: Map-Reduce Program in Hbase is failed
shashwat shriparv 2012-07-04, 13:48
Make sure that reverse dns is working fine.

On Wed, Jul 4, 2012 at 6:27 PM, shashwat shriparv <[EMAIL PROTECTED]
> wrote:

> you have an inconsistency in your table.  Add -details and try and figure where the inconsistency.  Grep master logs to try and figure what happened to the problematic regions.  See if adding -fix to hbck will clean up your prob.
>
>
> On Wed, Jul 4, 2012 at 5:58 PM, syed kather <[EMAIL PROTECTED]> wrote:
>
>> Team ,
>>    While i am running M-R program . At beginning stages Map - Reduce is
>> working . But later part it is throwing this error
>>
>>
>> org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException:
>> Failed 18 actions: NotServingRegionException: 18 times, servers with
>> issues: alok:60020,
>>         at
>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1239)
>>         at
>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchOfPuts(HConnectionManager.java:1253)
>>         at
>> org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:828)
>>         at org.apache.hadoop.hbase.client.HTable.doPut(HTable.java:684)
>>         at org.apache.hadoop.hbase.client.HTable.put(HTable.java:669)
>>         at
>> org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:127)
>>         at
>> org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.write(TableOutputFormat.java:82)
>>         at
>> org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:639)
>>         at
>> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
>>         at
>> org.apache.hadoop.hbase.mapreduce.Import$Importer.map(Import.java:60)
>>         at
>> org.apache.hadoop.hbase.mapreduce.Import$Importer.map(Import.java:45)
>>         at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
>>         at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
>>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
>>         at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
>>         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:249)
>>
>> Can please give some idea what may be the reason for failure..
>>
>>             Thanks and Regards,
>>         S SYED ABDUL KATHER
>>
>
>
>
> --
>
>
> ∞
> Shashwat Shriparv
>
>
>
--

Shashwat Shriparv