How to install pssh command on MacOS X Unix

Fig.02: Installing pssh on MacOS Unix

Fig.02: Installing pssh on MacOS Unix

To install pssh command line utility on MacOS Unix use brew command as follows:
$ brew install pssh
Sample outputs:

Updating Homebrew...
==> Downloading https://homebrew.bintray.com/bottles/pssh-2.3.1.sierra.bottle.tar.gz
Already downloaded: /Users/veryv/Library/Caches/Homebrew/pssh-2.3.1.sierra.bottle.tar.gz
==> Pouring pssh-2.3.1.sierra.bottle.tar.gz
🍺  /usr/local/Cellar/pssh/2.3.1: 31 files, 98.6K

Examples and usage: How to use parallel ssh (PSSH) for executing ssh in parallel on a number of Linux/Unix/BSD servers

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