Hadoop備忘録

ジョブ一覧

$ hadoop job -list
1 jobs currently running
JobId   State   StartTime       UserName        Priority        SchedulingInfo
job_201306180422_0004   1       1371548411004   sheeps          NORMAL  NA

ジョブ削除

$ hadoop job -kill job_201306180422_0004
Killed job job_201306180422_0004

セーフモード確認

$ hadoop dfsadmin -safemode get
Safe mode is ON

セーフモード解除

$ hadoop dfsadmin -safemode leave
Safe mode is OFF

セーフモード設定

hadoop dfsadmin -safemode enter
Safe mode is ON