How to configure Hadoop pseudo-distribution mode
This article introduces the knowledge of "how to configure Hadoop pseudo-distribution mode". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!
Perform file copy operation
The contents of the copied "input" folder are as follows:
The content is the same as the "conf" file in our hadoop installation directory.
Now, run the wordcount program in the pseudo-distributed mode we just built:
After the run is complete, let's take a look at the output:
Some of the results are as follows:
At this point, when we arrive at the web console of Hadoop, we will find that we have submitted and successfully run the task:
Finally, after the Hadoop completes the task, you can shut down the Hadoop backend service:
Hadoop pseudo-distributed environment is successfully built and tested!
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