Status: Running (Executing on YARN cluster with App id application_1419300485749_1493279)
-------------------------------------------------------------------------------- VERTICES STATUS TOTAL COMPLETED RUNNING PENDING FAILED KILLED -------------------------------------------------------------------------------- Map 1 .......... SUCCEEDED 200 200 0 0 0 0 Map 4 .......... SUCCEEDED 3 3 0 0 0 0 Map 5 .......... SUCCEEDED 152 152 0 0 0 0 Reducer 2 ..... RUNNING 20 19 1 0 0 0 Reducer 3 RUNNING 23 0 23 0 0 0 -------------------------------------------------------------------------------- VERTICES: 03/05 [========================>>--] 93% ELAPSED TIME: 791.14 s A reduce run for a long time. I try set hive.exec.reducers.bytes.per.reducer = 4000000000; set hive.skewjoin.key = 1000000000; set hive.optimize.skewjoin =true; but nothing helped. Only the reduce num decrease.... r7raul1...@163.com