Similar to CapacityScheduler, Fair Scheduler was designed to enforce fair shares of cluster resources in a multiuser environment. In this recipe, we will outline steps to configure Fair Scheduler for a Hadoop cluster.
We assume that our Hadoop cluster has been configured properly and all the daemons are running without any problems.
Log in to the master node from the Hadoop administrator machine using the following command:
Perform the following steps to configure Hadoop Fair Scheduler:
<property> <name>mapred.jobtracker.taskScheduler</name> <value>org.apache.hadoop.mapred.FairScheduler</value> ...