Companies that fail to recognize the importance of redundant team of IT professionals often face disruptions when the lone IT professional responsible for a critical system takes a vacation.

Conducting interviews is not an easy task, especially if we are considering a DevOps. So, here are some ideas to use.

SolarWinds/FireEye has shown how we keep failing on basic day-to-day tasks. Backups, Monitoring and Logs, have been three of the most important items on the list of any System Administrator since the beginner and which should be the highest priority in any infrastructure.

This is the first question that people ask me when I start to speak (in conferences or meetings) about redundancy and reliability.

This is an article published in Linkedin published on 2020.

This is an article published in Linkedin published on 2019

This is an article published in Linkedin published on 2018.

This is an article published in Linkedin published on 2018.

At 2003 (before cloud and virtualization), many companies used to: Have the servers in-house. The servers usually are PCs with/without steroids. And usually don’t follow any standards. In this photos, we can see: BEFORE: The servers are the floor or one over another. AFTER: We have created 02 new racks to host the new servers and old too.

A Linux’s server infrastructure diagram from 2003. Yeah, that is an SVG and it was a bit complicated to make changes, for luck, at this time without cloud and only a few virtualization servers, the infrastructure didn’t change so much.