How to configure or set hostname on CentOS 7 / RHEL 7
Hostname is defined as label or name of a computer and network device. In this article we will discuss how to set and modify hostname on CentOS 7 & RHEL 7. There are three...
Category: Commands
Linux Commands to manage Local Accounts – useradd, usermod, chage & passwd
User administration is one of the important task of Linux system administrator. Local accounts or users in Linux like operating system is managed by useradd, usermod, userdel, chage and passwd commands. useradd command is...
Generate CPU, Memory and I/O report using SAR command
SAR stands for System Activity Report, as its name suggest sar command is used to collect,report & save CPU, Memory, I/O usage in Unix like operating system. SAR command produce the reports on the...
11 df command examples in Linux
df (disk free) command is used to display disk usage of the file system. By default df command shows the file system usage in 1K blocks for all the current mounted file system, if...
10 passwd command examples in Linux
As the name suggest passwd command is used to change the password of system users. If the passwd command is executed by non-root user then it will ask for the current password and then...
10 YaST2 Command Examples in SUSE Linux
YaST2 is a Configuration tool in SUSE Linux which is used to configure the system’s Hardware like printers, Sound cards, keyboards , network cards.It also help us to configure Network clients & services like...
16 cat command examples for beginners in Linux
cat stands for Concatenate. Cat is the basic command when we start learning Linux/Unix, as the name suggest it is used to create new file ,concatenate files and display the output of files on...
14 useful grep command with examples for Linux beginners
Overview : Linux like operating system provides a searching tool known as grep (global regular expression print). grep command is useful for searching the content of one more files based on the pattern. A...
Manage file and directory attributes using chattr and lsattr command
There are certain control attributes that may be set on a file or directory in order to allow data to be appended, to prevent it from being changed or deleted, etc. For example, you...
14 useful ‘ls’ command examples for linux beginners
The ls (list) command displays a list of files and directories. It supports several options some of them are listed in the below table along with a short description of each. In this post...
