是否有一个CLI命令可用于获取此图片中的Metrics显示,因为它们出现在8088的Hadoop Web UI中?
yarn top会证明这一点。它的工作方式类似于UNIX / Linux命令top。
yarn top
top
https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/TopCLI.java的源代码: