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
