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This article shows you how to write the sample code of xargs, which is concise and easy to understand, which will definitely brighten your eyes. I hope you can get something through the detailed introduction of this article.

Yarn node-list | sed-n "s / ^\ (hadoop [^:] *\):. * /\ 1uptimeyarn node" | xargs-I {} ssh hadoop@ {} uptimeyarn node-list | sed-n "s / ^ (hadoop [^:] *\):. * /\ 1Zip" | xargs-t-I {}-P10 ssh-o StrictHostKeyChecking=no-I ~ / MyKeyName.pem hadoop@ {} "yarn nodemanager stop" yarn node-list | sed-n "s / ^ (hadoop [^:] *\) :. * /\ 1Compp "| xargs-t-I {}-P10 ssh-o StrictHostKeyChecking=no-I / MyKeyName.pem hadoop@ {}" yarn nodemanager stop "

The above is how to write the sample code of xargs. 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.

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