How To Find The UUID of a Device or Filesystem in Linux

UUID stands for Universally Unique IDentifier is a unique tag assigned to each and every device partitions attached to the system. Have you ever seen entry in “/etc/fstab” file wherein 128-bits Hex numbers separated by hyphens that looks like UUID=”6085679d-f72c-425c-8b00-2d1eb0eb5efe”. Such entries are called universally unique identifiers (UUID). This to make hard drive management easier. …

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Linux RPM Command with Examples

RPM (RedHat Package Manager) is a utility to facilitate for installing, querying, updating, removing packages in RPM-based Linux Operating System like RedHat, CentOS, Fedora, OpenSUSE, Oracle Linux, Scientific Linux etc. rpm command can only install the specific package, it will not installed the dependencies packages required by that package.  In this post, we will see …

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apt command with examples

apt (Advanced Package Tool) is the most frequently used command in Debian-based Linux distribution system. It provides command-line tool to search, install, remove, update or to manage packages which are downloaded from different software repositories. apt command ensures the package dependencies effectively while installing, upgrading and downgrading the packages. When you use apt command you will see the progress bar …

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Linux Commands That Every Linux System Administrator Should Know With Examples Part-4

This is the part-4 of our ongoing Linux Command Series tutorial. In this tutorial, we are going to cover Advanced Level of Linux Commands. we have covered beginner to advanced level Linux commands in our previous Linux Command Tutorials. Also Read: Linux Commands Every Linux System Administrator Should Know With Examples Part-1 Linux Commands Every Linux System Administrator …

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“yum history” Command in Red Hat and CentOS Linux

YUM (Yellowdog Update Modified) is a rpm-based package manager for RedHat, CentOS, Fedora, Oracle Linux etc. YUM command is used to install/remove or modify packages from a Linux System. “yum history” command is useful whenever you want to list, undo, redo and rollback command executed by yum command. In this post, we’ll see how effectively we can use “yum history” command. Let’s see some …

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History Command in Linux

History command is a very common and one of the frequently used Linux built-in command in daily operation. This command will show you the commands history that have been executed, also help to recollect forgotten command.  There is also a whole lot more that you can be do with history command. The history of command …

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