How To Install iowatcher on CentOS 7
Introduction
In this tutorial we learn how to install iowatcher on CentOS 7.
What is iowatcher
iowatcher generates graphs from blktrace runs to help visualize IO patterns and performance as SVG images or movies. It can plot multiple blktrace runs together, making it easy to compare the differences between different benchmark runs. You should install the iowatcher package if you need to visualize detailed information about IO patterns.
We can use yum or dnf to install iowatcher on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install iowatcher.
Install iowatcher on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install iowatcher using yum by running the following command:
sudo yum -y install iowatcher
Install iowatcher on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install iowatcher using dnf by running the following command:
sudo dnf -y install iowatcher
How To Uninstall iowatcher on CentOS 7
To uninstall only the iowatcher package we can use the following command:
sudo dnf remove iowatcher
References
Summary
In this tutorial we learn how to install iowatcher on CentOS 7 using yum and dnf.
