In this quick post I will be showing you how to check your kernel version as-well as list your installed kernel versions. So lets begin by checking which kernel you are currently running.
Today I will be showing you how to manage your systems packages on Debian based systems including Ubuntu and Linux Mint using the apt/apt-get package manager.
Today I will be showing you how to switch between the different shells on your system. This includes both temporarily entering a different shell (sub shell) as-well as permanently setting a different shell with the csch command.
Today I will be showing you how to manage local user accounts and groups in Linux. This guide will not be including things such as LDAP but simply local users on your specific server or desktop.
In this post I will be showing you some of the useful IPMI commands which can be used to remotely interact with your servers for things such as power cycles, serial over lan, and more. This guide will assume that your server is already setup and capable of receiving IPMI commands.
In this post I will be showing you how to pack/compress and unpack/decompress files in Linux using a variety of utilities such as the tar command as-well as others.
In this quick post I will show you how to check your available or free memory/RAM, as-well as how to see what processes are taking up what percentage (top/htop). There are multiple ways to accomplish this so if I miss any please feel free to comment below so I can add them for any future visitors.
In this post I will be showing you how to manage services in Linux. This includes listing all available services and their respective status, starting, stopping, checking status, and restarting services. This is something that everyone who runs a Linux server or desktop needs to know, and while the title may sound intimidating it’s really quite simple.
In this post I will show you how to install and run Rootkit Hunter on your Linux based servers. Rootkit Hunter does what it’s name suggests, hunts for potential rootkits on your server. If you are infected you can try to clean it but you really may want to nuke the server and start from scratch or revert to a previous backup/snapshot if possible. For more information about RKHunter please visit the official Rootkit Hunter website.
In this guide I will be showing you how to install and enable the SAR utility/command on Linux servers. The SAR command can be used to look at performance history, and is really useful for identifying when CPU spikes occurred and more. And example of one of the outputs that SAR is capable of delivering is below.