In this tutorial, I will show a shell script to check memory usage for each program or application on Linux. The script outputs shared and private memory for each program running in Linux. Since memory calculation is bit complex, this [...]
Bobbin Zachariah
About Bobbin Zachariah
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Linux Finger Command to Find User Details
Finger command is used in Linux and Unix-like system to check the information of any currently logged in users from the terminal. It is a command-line utility that can provide users login time, tty (name), idle time, home directory, shell [...]
8:49 pm
Shell Script to Check File Exists
This Shell script helps to check if the specified file exists under a given path. The script will prompt you to provide a file name and directory path. Shell script to check file exists When writing shell scripts, you may [...]
6:25 pm
Shell Script to Run Commands in Users Home Directory
Shell script that runs Linux commands in all users' home directories and outputs its results. Scripts accept user name and command as the argument. Shell Script to run commands user home directory #Next line tell with shell to use #!/bin/bash [...]
8:43 pm
Shell Script to Find and Delete Duplicate Files
The shell script will look for duplicate file names within subdirectories and prompt them to delete. If md5sum of the files the same then we conclude its duplicated. This helps the linux system administrator to delete unnecessary copy to reduce [...]
10:00 pm
Shell Script to Find Large Directories
In the tutorial, we will look at a shell script that can quickly find the largest directory in a Linux server. This is very useful if you want to clean up space on your filesystem. The shell script shows X [...]
7:37 am
Linux Shell Script to Collect Linux System Information
In this tutorial, we take a look at a shell script that takes the information about Linux server like logged users, uptime, load average, free memory, disk usage. The script helps to see all info about the server in a [...]
8:04 pm
How to Show Hidden Files in Linux
Like Windows and MAC support hidden file, Linux and Unix like operating systems allow users to hide files. In this tutorial, I will show you how to hide files and directories and show hidden files and directories in Linux. If any [...]
9:37 am
Chattr Command in Linux (Set Immutable Bit)
Chattr (Change Attribute) is a command line Linux utility that is used to change the file attributes. It can sets and unsets certain attributes to a file in Linux system to secure accidental deletion or modification of important files and [...]
7:58 am
How to List and Delete Iptables Rules
Iptables is a firewall utility which is by default available in all Linux distributions. Iptables are normally used to set up, maintain and inspect the tables of packet filter rules in your Linux kernel. Iptables rules which are no longer [...]
9:37 pm
Shell Script to Backup All MySql Databases
In this tutorial I will show how to write a shell script to backup all your mysql databases. Its very essential to take database backup in timely manner. The shell script will create dump of all databases from mysql server [...]
9:14 am
Linux : File List Command All Options And Examples
Anybody having even a little introduction about Linux must have heard about the ls command. One of the most commonly used commands on Linux. If you are a regular Linux user, there must hardly be a day when you haven't [...]
9:01 am
Shell Script to Find IP Address from Multiple Servers
In this tutorial, we learn how to write a shell script to find IP address from multiple Linux servers. This is very helpful when doing some auditing on the servers. Shell script can be used to find ethernet interface details [...]
8:41 am
Ifconfig Command in Linux
The word 'ifconfig' stands for interface configuration. Ifconfig is used in Linux and Unix systems to debug, configure and manage network interfaces from the terminal. Using ifconfig command you can assign IP address and netmask, display network configuration (including broadcast [...]
9:01 am