Connection Error in Apache Pig

Question

I am running Apache Pig .11.1 with Hadoop 2.0.5.

Most simple jobs that I run in Pig work perfectly fine.

However, whenever I try to use GROUP BY on a large d

Answer 1

Yes the problem was that the job history server was not running.

All we had to do to fix this problem was enter this command into the command prompt:

mr-jobhistory-daemon.sh start historyserver

This command starts up the job history server. Now if we enter 'jps', we can see that the JobHistoryServer is running and my Pig jobs no longer waste time trying to connect to the server.