python rrdtool graph

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rrdtool (round robin database tool) is a powerful tool used to collect and store time-series data, as well as to create graphs based on this data. in this tutorial, we will explore how to create graphs using rrdtool with python. we’ll cover the installation process, data creation, graph generation, and python integration.
first, you need to install rrdtool on your system. you can download it from the official website or install it using package managers like apt (for ubuntu/debian) or yum (for centos/rhel).
for ubuntu/debian:
for centos/rhel:
make sure python is also installed on your system, preferably python 3.
to create a round robin database, we use the rrdtool.create() function. this database will store our time-series data. let’s create a database named example.rrd with a data source named temperature and a single data point every 300 seconds (5 minutes).
in this command:
before generating a graph, we need to update the rrd with data. we use the rrdtool.update() function to add

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centos 7