How I configured a DHCP server for my personal lab network
The Dynamic Host Configuration Protocol (DHCP) provides network configuration data to client hosts on a network, allowing for centralized network configuration management.
System statistics with sar and the /proc filesystem
SAR, the System Activity Reporter, is my starting place for accessing historical performance data to solve problems.
Parsing config files with Bash
Separating config files from code enables anyone to change their configurations without any special programming skills.
Convert your Windows install into a VM on Linux
Here’s how I configured a VirtualBox VM to use a physical Windows drive on my Linux workstation.
Team of one? The Zen postmortem
The practice of yoga offers sysadmins valuable lessons in self-examination.
Configure a Linux workspace remotely from the command line
Nearly everything can be done from the Linux command line, including remote configuration of desktops such as Xfce4.
Manage your APC battery backup system with this Linux command
Protect yourself from power incidents by running a simple utility: apcupsd.
Ansible #1: My first day using Ansible
A sysadmin shares information and advice about putting Ansible into real-world use configuring computers on their network.
What is a sysadmin?
What does the term “sysadmin” or “system administrator” mean to you? What does a sysadmin do? How do you know you are one?
Existential questions like this seldom have concrete answers, and the answers that do present themselves can be pretty fluid. The answers are also significantly different for different people and depend upon their work experience.
systemd — #13: Why I support the systemd plan to take over the world
There is no nefarious plan, just one to bring System Management into the 21st century.
How I customize my Linux window decorations
How I made minor modifications to the Alienware-Bluish theme on my Xfce desktop to suit my own aesthetic.
systemd — #12: Fixing systemd-resolved name service failures using Ansible
Name resolution and the ever-changing networking landscape.
systemd — #11: Managing resources with cgroups in systemd
Cgroups manage resources per application rather than by the individual processes that make up an application.
4 open source tools for Linux system monitoring
Information is the key to resolving any computer problem, including problems with or relating to Linux and the hardware on which it runs. There are many tools available for most distributions. These tools can be used to obtain huge amounts of information.
How I got RGB Lighting Working on my Corsair Keyboard
A good keyboard is important to your health and productivity. It can be fun, too.