How To Install trace-cmd on CentOS 7
Introduction
In this tutorial we learn how to install trace-cmd
on CentOS 7.
What is trace-cmd
The trace-cmd utility is a user interface to Ftrace. Instead of needing to use the debugfs directly, trace-cmd will handle of setting of options and tracers and will record into a data file.
We can use yum
or dnf
to install trace-cmd
on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install trace-cmd.
Install trace-cmd on CentOS 7 Using yum
Update yum database with yum
using the following command.
After updating yum database, We can install trace-cmd
using yum
by running the following command:
Install trace-cmd 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.
After updating yum database, We can install trace-cmd
using dnf
by running the following command:
How To Uninstall trace-cmd on CentOS 7
To uninstall only the trace-cmd
package we can use the following command:
References
Summary
In this tutorial we learn how to install trace-cmd
on CentOS 7 using yum
and dnf
.