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Secure Copy
scp sourceFile destinationFile where the "files" use the following convention if they are remote; user@host:file
example of copying a remote file to the current (local) directory; scp hdpdemo@hdp-demo-data9.cloudapp.net:/usr/hdp/current/hadoop-client/hadoop-common.jar .
Services
- Stop/Start/Restart services; see example for MySQL at http://theos.in/desktop-linux/tip-that-matters/how-do-i-restart-mysql-server/
- Good help with failures for MySQL start up at http://stackoverflow.com/questions/20407292/centos-another-mysql-daemon-already-running-with-the-same-unix-socket
- Check/List running services
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