Find all Oracle listeners on a server

Oracle Database Tips by Donald BurlesonMarch 3, 2015

Question: How do I find all listeners on my Oracle server? What command would I use to list all listeners?

Answer: In UNIX/Linux you can use the processes (ps) command to find all listeners on a server. In this case, we display the process monitor process:

ps -ef|grep listener|grep -i grep

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