While Oozie job log contains details of the workflow execution, in order to see details of action execution it is necessary to switch to Hadoop Map/Reduce Administration page.
Oozie的作业日志会包含工作流执行的细节，想要查看动作执行的细节，我们需要切换到Hadoop的Map/Reduce管理页面。
The map class implements the map function, which goes through each line of the log file and gets the application's name.
map类实现映射功能，它搜索日志文件的每一行，寻找应用程序的名称。
Listing 5 shows how you specify the map function for your log analyzer sample.
清单5展示了如何为您的日志分析器样例指定map函数。
For the sample in Listing 5, a single line from the log file (as seen in Listing 2) will be the input Text object that is passed into the map method.
对于清单5中的样例，日志文件中的一行(如清单2所示)将作为传递到map方法中的输入Text对象。
For the sample in Listing 5, a single line from the log file (as seen in Listing 2) will be the input Text object that is passed into the map method.
对于清单5中的样例，日志文件中的一行(如清单2所示)将作为传递到map方法中的输入Text对象。
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