hadoop-mapreduce-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Yang Hao (JIRA)" <j...@apache.org>
Subject [jira] [Created] (MAPREDUCE-6229) finished MapReduce tasks may be re executed when AM fails on recovery process
Date Tue, 27 Jan 2015 09:59:34 GMT
Yang Hao created MAPREDUCE-6229:
-----------------------------------

             Summary: finished MapReduce tasks may be re executed when AM fails on recovery
process
                 Key: MAPREDUCE-6229
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6229
             Project: Hadoop Map/Reduce
          Issue Type: Bug
    Affects Versions: 2.6.0
            Reporter: Yang Hao


MapReduce AM failovers, and suddently it is killed during recovery. Next time when the AM
failovers again, the progress will lose for that it only parses previous history file. As
a result, many tasks will be reexecuted.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message