This series covers sysadmin basics. The first article explains how to approach alerting and on-call rotations as a sysadmin. In the second article, I discuss how to automate yourself out of a job, and in the third, I explain why and how you should use tickets. The fourth article covers some of the fundamentals of patch management under Linux, and the fifth and final article describes the overall sysadmin career path and the attributes that might make you a “senior sysadmin” instead of a “sysadmin” or “junior sysadmin”, along with some tips on how to level up.
In this first article, I cover on-call alerting. Like with any job title, the responsibilities given to sysadmins, DevOps and Site Reliability Engineers may differ, and in some cases, they may not involve any kind of 24×7 on-call duties, if you’re lucky. For everyone else, though, there are many ways to organize on-call alerting, and there also are many ways to shoot yourself in the foot.
Here we cover systems administrator fundamentals.
Read more at Linux Journal