I want to start all (namenode and datanode) but when I used this command start-all.sh it returned:
ERROR: datanode can only be executed by harry
How to fix this?
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Key Jun
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Other than requiring `sudo su - harry`? What happens if you just run `hadoop namenode`? – OneCricketeer Mar 05 '20 at 15:07
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it works fine but all the datanode do not run – Key Jun Mar 05 '20 at 15:31
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Right. Then you run `hadoop datanode` – OneCricketeer Mar 05 '20 at 15:54
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hmm now I have only 1 datanode which is my namenode as well? I dont want an standalone. I have 4 other slave nodes already installed hadoop. But It does not connect – Key Jun Mar 05 '20 at 16:02