Vertex did not succeed due to OWN_TASK_FAILURE,
failedTasks:1 killedTasks:203, Vertex vertex_1601265411830_1281843_2_02 [Map 1] killed/failed due to:OWN_TASK_FAILURE]Vertex killed,
vertexName=Reducer 3, vertexId=vertex_1601265411830_1281843_2_04, diagnostics=[Vertex received Kill while in RUNNING state.
这种情况原因是container资源被抢占或者是资源不足。而task最大的失败次数默认是4.
解决方案：
am自己失败的最大重试次数，默认是2次。这里并不是说am自己挂了，只是因为一些系统原因导致失联了，命令行直接设置
set tez.am.max.app.attempts=5
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