> But, according to the link, configuration to start SLS depends on the sls-runner.xml file present under $HADOOP_ROOT/share/hadoop/tools/sls/sample-conf. I wasn't able to find such a config xml in Cloudera's installation. The scheduler load simulator module files are not packaged as part of CDH parcels and packages. You can find them instead in the source+binary tarball at http://archive.cloudera.com/cdh5/cdh/5/hadoop-2.6.0-cdh5.8.3.tar.gz, or from the releases source repository at https://github.com/cloudera/hadoop-common/tree/cdh5.8.3-release > I believe that using this jar with SLSRunner class is similar to running slsrun.sh with the same parameters (as mentioned in the link above). While I've not attempted to run it with a configured input, the command you can use to invoke the SLS tool would be: ~> hadoop org.apache.hadoop.yarn.sls.SLSRunner Overall it'd be better if you use the tarball, as then the instructions from your linked document would be closer to follow. ... View more