[ https://issues.apache.org/jira/browse/MAPREDUCE-3490?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13179741#comment-13179741 ]
Hudson commented on MAPREDUCE-3490: ----------------------------------- Integrated in Hadoop-Mapreduce-trunk-Commit #1513 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Commit/1513/]) MAPREDUCE-3490. Fixed MapReduce AM to count failed maps also towards Reduce ramp up. Contributed by Sharad Agarwal and Arun C Murthy. vinodkv : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1227226 Files : * /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/rm/RMContainerAllocator.java * /hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestRMContainerAllocator.java > RMContainerAllocator counts failed maps towards Reduce ramp up > -------------------------------------------------------------- > > Key: MAPREDUCE-3490 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3490 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mr-am, mrv2 > Affects Versions: 0.23.0 > Reporter: Siddharth Seth > Assignee: Sharad Agarwal > Priority: Blocker > Fix For: 0.23.1 > > Attachments: MAPREDUCE-3490.patch, MAPREDUCE-3490.patch, > MAPREDUCE-3490.patch, MAPREDUCE-3490.patch, MAPREDUCE-3490.patch, > MAPREDUCE-3490.patch, MAPREDUCE-3490.patch, MR-3490-alternate.patch, > MR-3490-alternate1.patch > > > The RMContainerAllocator does not differentiate between failed and successful > maps while calculating whether reduce tasks are ready to launch. Failed tasks > are also counted towards total completed tasks. > Example. 4 failed maps, 10 total maps. Map%complete = 4/14 * 100 instead of > being 0. -- 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