What are the errors encountered in the use of Hadoop

This article shows you what the errors encountered in the use of Hadoop are, the content is concise and easy to understand, and it will definitely brighten your eyes. I hope you can get something through the detailed introduction of this article.

(1) Hadoop Startup report Error: JAVA_HOME is not set and could not be found solution

Solution:

Look at the JAVA_HOM in.. / etc/hadoop/hadoop-env.sh, the original text is export JAVA_HOME=$ {JAVA_HOME} using a relative path.

I have set the path to JAVA_HOME in / etc/profile, and I don't know why I can't recognize it here. Change the above statement to the absolute path JAVA_HOME=/usr/lib/jvm/jdk1.7.0_65 is successful!

The above is what the errors encountered in the use of Hadoop are, have you learned any knowledge or skills? If you want to learn more skills or enrich your knowledge reserve, you are welcome to follow the industry information channel.