这东西能用于分布式部署东东么？？
bin/hadoop jar share/hadoop/yarn/hadoop-yarn-applications-distributedshell-2.2.0.jar org.apache.hadoop.yarn.applications.distributedshell.Client --jar share/hadoop/yarn/hadoop-yarn-applications-distributedshell-2.2.0.jar --shell_command ls --shell_args /tmp --num_containers 3 --container_memory 1024
