Installing Perf Performance Analysis Tool on Ubuntu 18.04
Good day all. This guides is about installing Perf performance analysis tool on Ubuntu 18.04. Perf, also known as perf_events is a powerful performance counter
Linux Commands
How to Recover Deleted Data on a Linux System
One of the most upsetting and terrible situations a user may go through is data loss. Consumers worry and are helpless due to the concern
Viewing System Processes using ps and top commands
This tutorial will guide you on viewing system processes using ps and top commands. When commands are run on a system, various processes associated with
Connect to WiFi in Linux Using NMCLI command
This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line tool for controlling NetworkManager and
Shrink Linux Root Filesystem by Migrating to New Disk
In this tutorial, you will learn how to shrink Linux root filesystem by migrating to new disk. Shrinking the Linux root filesystem can be necessary
Lock Linux User Account after Multiple Failed Login Attempts
Follow through this guide to learn how to lock Linux user account after multiple failed login attempts. Linux through Pluggable Authentication Modules, PAM, can be
Is Knowing Linux Profitable for a Graduate?
Many people think that Windows and Mac are the only reliable and relevant operating systems. That’s why people always hesitate about learning Linux. Is it
Restrict SFTP User Access to Specific Directories in Linux
In this guide, we are going to learn how to restrict SFTP user access to specific directories in Linux systems. SFTP, an acronym for Secure
Upgrade a Single Package on CentOS/Fedora
Want to upgrade a single package on CentOS/Fedora systems? Worry not, because, CentOS/Fedora or any other RHEL based distribution provides a way to upgrade a
Installing Perf Performance Analysis Tool on CentOS 8
In this guide, we are going to learn on installing Perf Performance Analysis Tool on CentOS 8. Perf aka perf_events aka perf tools is a