set the value directly in code. Given a JobConf instance job, call job.setNumReduceTasks(100);
This worked for me Thanks On Fri, Jun 26, 2015 at 9:07 PM, Ravikant Dindokar <[email protected]> wrote: > text file with tab separated values > > On Fri, Jun 26, 2015 at 7:35 PM, Krishna Kalyan <[email protected]> > wrote: > >> What is the file format?. >> >> Thanks, >> Krishna >> On 26 Jun 2015 7:33 pm, "Ravikant Dindokar" <[email protected]> >> wrote: >> >>> Hi Hadoop User, >>> >>> I am processing 23 GB file on 21 nodes. >>> >>> I have tried both options : >>> >>> mapreduce.job.reduces=50 >>> >>> & >>> >>> mapred.tasktracker.reduce.tasks.maximum=5 >>> in mapred-site.xml >>> >>> but still only one reducer is running. >>> >>> Any configuration setting still to be corrected? >>> >>> Thanks >>> Ravikant >>> >> >
