Hi, We have a 20-node cluster configured with HBase 0.98.1 While running some basic applications across our large HBase tables, I observe the DoNotRetryIOException being thrown repeatedly. This is observed after our Map-Reduce job makes a decent amount of progress. I see some RPC related bug-fixes mentioned in the release notes of this version and also see a similar bug-fix note in this link<https://issues.apache.org/jira/browse/HBASE-10848>. Could some one please direct us to a solution / alternative HBase version?
I have appended the stack trace below: Thanks, Siddhartha Jana University of Houston ====================== Error: org.apache.hadoop.hbase.DoNotRetryIOException: Failed after retry of OutOfOrderScannerNextException: was there a rpc timeout? at org.apache.hadoop.hbase.client.ClientScanner.next(ClientScanner.java:384) at org.apache.hadoop.hbase.mapreduce.TableRecordReaderImpl.nextKeyValue(TableRecordReaderImpl.java:221) at org.apache.hadoop.hbase.mapreduce.TableRecordReader.nextKeyValue(TableRecordReader.java:138) at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:532) at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80) at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91) at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:763) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:339) at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:162) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:416) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491) at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:157) ======================
