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Siddharth Seth commented on MAPREDUCE-3908: ------------------------------------------- This happens when the job history file is initially read from the done_intermediate directory, and later moved over to the done directory. The cached CompletedJob object continues to hold a reference to the conf file in the intermediate directory. > jobhistory server trying to load job conf file from wrong location > ------------------------------------------------------------------ > > Key: MAPREDUCE-3908 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3908 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv1 > Affects Versions: 0.23.0 > Reporter: Thomas Graves > > I have seen a few instance where I try to click on the job configuration link > from the job history server web ui and it gives a 500 message. Looking at > the job history server log file it shows an exception like: > 2012-02-23 22:16:32,519 ERROR org.apache.hadoop.yarn.webapp.View: Error while > reading > hdfs://host.com:9000/home/hadoop/mapred/history/done_intermediate/user/job_1330033607650_0001_conf.xml > java.io.FileNotFoundException: File does not exist: > /home/hadoop/mapred/history/done_intermediate/user/job_1330033607650_0001_conf.xml > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocationsUpdateTimes(FSNamesystem.java:746) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:709) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:681) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:302) > at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:2 > If I go look in hdfs, it doesn't exist in the done_intermediate directory > anymore, it exists in the done directory structure. > hdfs://host.com:9000/home/hadoop/mapred/history/done/2012/02/23/000000/job_1330033607650_0001_conf.xml > I'm not exactly sure how to reproduce this, but I definitely see it every > once in a while. -- 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