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This article mainly explains "how to verify Hadoop distributed clusters". The content of the explanation is simple and clear, and it is easy to learn and understand. Please follow the editor's ideas to study and learn "how to verify Hadoop distributed clusters".

The command to end the historyserver is as follows:

Verify Hadoop distributed cluster

First, create two directories on the hdfs file system, as follows:

The / data/wordcount in Hdfs is used to store the data files of WordCount examples that come with Hadoop, and the results of the program are output to the / output/wordcount directory. Through Web control, you can find that we have successfully created two folders:

Next, upload the data from the local file to the HDFS folder:

Through the Web control, we can see that we have successfully uploaded the file:

You can also view the information in the control command terminal through the hdfs command of hadoop:

Run the WordCount example that comes with Hadoop and execute the following command:

The running process is as follows:

Thank you for reading, the above is the content of "how to verify Hadoop distributed clusters". After the study of this article, I believe you have a deeper understanding of how to verify Hadoop distributed clusters, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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