[ https://issues.apache.org/jira/browse/MAPREDUCE-3630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mahadev konar updated MAPREDUCE-3630: ------------------------------------- Attachment: MAPREDUCE-3630.patch Minor patch to fix the NPE. Didnt add any tests since the tests should be ported with MAPREDUCE-3582. > NullPointerException running teragen > ------------------------------------ > > Key: MAPREDUCE-3630 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3630 > Project: Hadoop Map/Reduce > Issue Type: Task > Components: mrv2 > Affects Versions: 0.23.0 > Reporter: Amol Kekre > Assignee: Mahadev konar > Priority: Critical > Fix For: 0.23.1 > > Attachments: MAPREDUCE-3630.patch > > > CMD = /grid/0/gs/gridre/yroot.omegab/share/hadoopcommon/bin/hadoop --config > /grid/0/gs/gridre/yroot.omegab/conf/hadoop/ > jar > /grid/0/gs/gridre/yroot.omegab/share/hadoopmapred/hadoop-mapreduce-examples-*.jar > teragen > -Dmapred.job.queue.name=audience -Dmapreduce.job.acl-view-job=* > -Dyarn.app.mapreduce.am.staging-dir=/user > -Dmapreduce.jobtracker.staging.root.dir=/user 1 teraInputDir > Error: > 11/09/21 21:59:59 INFO mapreduce.Job: map 50% reduce 0% > 11/09/21 22:00:00 INFO mapreduce.Job: Task Id : > attempt_1316132655177_0533_m_000001_0, Status : FAILED > java.lang.NullPointerException > at > org.apache.hadoop.examples.terasort.TeraGen$SortGenMapper.cleanup(TeraGen.java:241) > at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:146) > at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:708) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:325) > at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:148) > 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:1135) > at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:143) > 11/09/21 22:00:00 WARN mapreduce.Job: Error reading task output Server > returned HTTP response code: 400 for URL: > http://.../tasklog?plaintext=true&attemptid=attempt_1316132655177_0533_m_000001_0&filter=stdout > 11/09/21 22:00:00 WARN mapreduce.Job: Error reading task output Server > returned HTTP response code: 400 for URL: > http://.../tasklog?plaintext=true&attemptid=attempt_1316132655177_0533_m_000001_0&filter=stderr -- 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