How to Resize Existing LUN/Disk on Linux
In most cases, disk space can be expanded by adding a new LUN to the system. But in some scenario, you may need to resize the existing LUN in order …
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How to Convert Text Files between Unix and DOS (Windows) Formats
As a Linux administrator, you may have noticed some requests from developers to convert files from DOS format to Unix format, and vice versa. This is because these files were …
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How to Mount and Unmount File System/Partition in Linux
Generally, a file system must be mounted on a Linux system to access the contents. When adding a new hard disk to your system, you may need to use the …
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How to Remove files older than ‘N’ days using Tmpwatch/Tmpreaper on Linux
You may have missed to delete some files that are no longer needed on your computer in some directory. It could be either in “Download” or any other directory that …
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Three Methods to Check Uptime of MySQL/MariaDB Database Server on Linux
We all know the purpose of the uptime command in Linux. This is used to check the uptime of the Linux system and how long the system runs without restarting. …
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Basic Vim Commands You Need to Know to Work in Vim Editor
If you are a system administrator or developer, you may need to edit a file while working on the Linux terminal. There are several file editors on Linux, and how …
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3 Methods to Install the Latest PHP 7 Package on CentOS/RHEL 7 and CentOS/RHEL 6
PHP is the most popular open-source general-purpose scripting language and is widely used for web development. It’s part of the LAMP stack application suite and is used to create dynamic …
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8 Commands to Check Memory Usage on Linux
Linux is not like Windows and you will not get a GUI always, especially in a server environment. As a Linux administrator, it is important to know how to check …
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6 Ways to Send Email from the Linux Command Line
Sending email from the command line is required when you need to create emails from a shell script. There are several commands on Linux to send emails from the Linux …
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Bash Script to View System Information on Linux Every Time You Log into Shell
There are several commands in Linux to obtain system information such as processor information, manufacturer name, and serial number, etc,. You may need to run several commands to collect this …
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