Re: Region server dies ..

[Mohammad Tariq]

Increase the value of timeout property in hbase-site.xml..maybe your
application is keeping the connection open for too long.

On Monday, July 9, 2012, syed kather <in.ab...@gmail.com> wrote:
> Hi all ,
> When map reduce program is executed the regionserver is get closed
> automatically . See the error below
>
>
>
>
> org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException:
> Failed 15 actions: NotServingRegionException: 15 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)
>
>
>             Thanks and Regards,
>         S SYED ABDUL KATHER
>

-- 
Regards,
    Mohammad Tariq