Apache Flink Starting a local cluster $FLINK_HOME/bin/start-cluster.sh Checking the process ps aux | grep flink Stopping the cluster $FLINK_HOME/bin/stop-cluster.sh Submitting a job $FLINK_HOME/bin/flink run $FLINK_HOME/examples/streaming/WordCount.jar --input input/wordcount.txt --output output Verifying the output tail log/flink-*-taskexecutor-*.out