hadoop job -list >job_listjava
cat job_list | grep 'job_20150507183057_293455'apache
hadoop job -kill 'job_20150507183057_293455'oop
Exception in thread "main" org.apache.hadoop.ipc.RemoteException: java.io.IOException: user rank-abc can not manage nlp-abc jobip
報錯,沒有權限。hadoop