What is “rrdtool” Package?

Round Robin Database
For more details: https://oss.oetiker.ch/rrdtool/index.en.html

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install rrdtool.

  brew install rrdtool

Now, use rrdtool!