[ https://issues.apache.org/jira/browse/KYLIN-2365?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shaofeng SHI closed KYLIN-2365. ------------------------------- > multi FactDistinctColumnsReducer task write the same output file > ---------------------------------------------------------------- > > Key: KYLIN-2365 > URL: https://issues.apache.org/jira/browse/KYLIN-2365 > Project: Kylin > Issue Type: Bug > Components: streaming > Affects Versions: v1.6.0 > Reporter: zheng zhifeng > > Multi FactDistinctColumnsReducer task will write the > distinct columns 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 (v6.4.14#64029)