PinnedAndre RochaBalancing Act: Tales of an Overloaded System AdministratorHey everyone! Today, I want to share the story of John, a hardworking system administrator who finds himself navigating the turbulent…Jun 12, 2023Jun 12, 2023
Andre RochaThe Crossroads of Midlife: A Father’s ReflectionsAs the afternoon sun dipped below the horizon, casting long shadows across the backyard, John watched his children play. Their infectious…Jul 6Jul 6
Andre RochaPlay Videos on Android AutoAnyone who has small children knows how useful it is to be able to play videos in the car to distract them.Feb 9, 2023Feb 9, 2023
Andre RochaCreate a Private RegistryA private registry can be useful for storing container images for your applications in an internal, controlled (and potentially more…Nov 7, 20221Nov 7, 20221
Andre RochaOpenShift Operator Hub on Restricted NetworksOpenShift’s Operator Lifecycle Manager (AKA Operator Hub) is designed to work with internet access. But, sometimes we have to deal with an…Nov 7, 20221Nov 7, 20221
Andre RochaOpenWRT Mesh 802.11sI have 3 WiFi routers at my place. Each one had it’s own 5GHz WiFi network. Well, I know this was not the best scenario, but since it’s…May 26, 2022May 26, 2022
Andre RochaBuilding a Home Server for Study PurposesSome of my co-workers sometimes ask me how I set up a home server for study purposes and do advanced labs. As this has been a recurring…May 10, 2022May 10, 2022
Andre RochaCheck Spectre and Meltdown Vulnerabilities — The Easy WaySometimes we need to quickly check whether a Linux environment is vulnerable to flaws exploited by known versions of Specter and Meltdown…May 9, 2022May 9, 2022
Andre RochaUsing RAM Cache to Speed Up Linux Disk PerformanceProblems with Cloud IOPS? Or maybe your Hard Disks are not fast enough for your needs? In this article I will teach you how to create a…Apr 5, 2022Apr 5, 2022
Andre RochaReplace Expired Red Hat Satellite CertificatesThis one took me a whole day to figure out. There are plenty o documentation about this, but none of them explain how to proper build and…Mar 30, 2022Mar 30, 2022
