[ https://issues.apache.org/jira/browse/KYLIN-2366?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
kangkaisen closed KYLIN-2366. ----------------------------- Resolution: Duplicate Fix Version/s: (was: Future) > multi FactDistinctColumnsReducer task write the same output file > ---------------------------------------------------------------- > > Key: KYLIN-2366 > URL: https://issues.apache.org/jira/browse/KYLIN-2366 > Project: Kylin > Issue Type: Bug > Components: streaming > Affects Versions: v1.6.0 > Reporter: zheng zhifeng > > Multi FactDistinctColumnsReducer task will write the > distinct column to the same output file if the mapreduce > property mapreduce.reduce.speculative is true. This will > make the mapreduce job failed or the output file is redundancy. > I think it shoud set mapreduce.reduce.speculative to false on > Extract Fact Table Distinct Columns step. -- This message was sent by Atlassian JIRA (v6.3.4#6332)