Linux and Unix, Open Source, Linux Howtos
Disk space on Linux can be expanded by adding a new LUN or resizing an existing LUN on the system. In most cases, the online resizing of the multipath device …
How to Resize an Online Multipath Device on Linux Read More
In most cases, disk space can be expanded by adding a new LUN or SAN disk to the system. But in some scenario, you may need to resize the existing …
How to Resize Existing SAN Disk on Linux Read More
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 …
How to Convert Text Files between Unix and DOS (Windows) Formats Read More
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 …
How to Mount and Unmount File System/Partition in Linux Read More
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 …
How to Remove files older than ‘N’ days using Tmpwatch/Tmpreaper on Linux Read More
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. …
Three Methods to Check Uptime of MySQL/MariaDB Database Server on Linux Read More
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 …
Basic Vim Commands You Need to Know to Work in Vim Editor Read More
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 …
3 Methods to Install the Latest PHP 7 Package on CentOS/RHEL 7 and CentOS/RHEL 6 Read More
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 …
8 Commands to Check Memory Usage on Linux Read More
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 …
6 Ways to Send Email from the Linux Command Line Read More