IDEA之log4j:WARN No..could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory)
本人已解决，就不附加报错图片了，直接上解决问题方法，以IDEA为例 一：最简单的方法就是，使用系统默认的不过要在Main方法中一条语句：BasicConfigurator.configure(); //自动快速地使用缺省Log4j环境 不过要是这样，你每次都要在main方法里去写这个语句，而且还要导入相应包。 所以第二种方法： 我仔细看啦网上的好的文章，说加一个log4j.perperties,就
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