MultithreadedTableMapper doesn't work. --------------------------------------
Key: HBASE-5663 URL: https://issues.apache.org/jira/browse/HBASE-5663 Project: HBase Issue Type: Bug Components: mapreduce Affects Versions: 0.92.1 Reporter: Takuya Ueshin MapReduce job using MultithreadedTableMapper goes down throwing the following Exception: {noformat} java.io.IOException: java.lang.NoSuchMethodException: org.apache.hadoop.mapreduce.Mapper$Context.<init>(org.apache.hadoop.conf.Configuration, org.apache.hadoop.mapred.TaskAttemptID, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapRecordReader, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapRecordWriter, org.apache.hadoop.hbase.mapreduce.TableOutputCommitter, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapStatusReporter, org.apache.hadoop.hbase.mapreduce.TableSplit) at org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$MapRunner.<init>(MultithreadedTableMapper.java:260) at org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper.run(MultithreadedTableMapper.java:133) 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$4.run(Child.java:255) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1083) at org.apache.hadoop.mapred.Child.main(Child.java:249) Caused by: java.lang.NoSuchMethodException: org.apache.hadoop.mapreduce.Mapper$Context.<init>(org.apache.hadoop.conf.Configuration, org.apache.hadoop.mapred.TaskAttemptID, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapRecordReader, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapRecordWriter, org.apache.hadoop.hbase.mapreduce.TableOutputCommitter, org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$SubMapStatusReporter, org.apache.hadoop.hbase.mapreduce.TableSplit) at java.lang.Class.getConstructor0(Class.java:2706) at java.lang.Class.getConstructor(Class.java:1657) at org.apache.hadoop.hbase.mapreduce.MultithreadedTableMapper$MapRunner.<init>(MultithreadedTableMapper.java:241) ... 8 more {noformat} This occured when the tasks are creating MapRunner threads. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira