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.
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.
systemd — #10: Analyze Linux startup performance
Use systemd-analyze to get insights and solve problems with Linux startup performance.
systemd — #2: Understanding Linux startup with systemd
systemd’s startup provides important clues to help you solve problems when they occur.
systemd — #1: Learning to love systemd
systemd is the mother of all processes, responsible for bringing the Linux host up to a state where productive work can be done.
How I use cron in Linux
Scheduling tasks with cron means programs can run but you don’t have to stay up late.
How I migrated a WordPress website to a new host
Use this simple approach to migrate a website and manage firewall configurations.
How I troubleshoot swappiness and startup time on Linux
I recently experienced another interesting problem in the Linux startup sequence that has a circumvention–not a solution. It started quite unexpectedly. I was writing a...
Should I run my computer 24/7?
Does running my computer 24/7 wear it out? There's an argument that it actually extends the life of the machine and saves energy in the...
Linux su vs sudo: what’s the difference?
A comparison of Linux commands for escalating privileges for non-root users
How to be the lazy SysAdmin
Work smarter, not harder, and still do your job well. The job of a Linux SysAdmin is always complex and often fraught with various pitfalls...