1.2 System administration
Understand traditional IT setups including hypervisors, firewalls, networks, demilitarized zones, operating systems and basic troubleshooting.
Jeremy Theocharis
Latest
k3OS
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Installing k3OS on Proxmox
Learn how to install k3os on a VM hosted by Proxmox with this step-by-step tutorial.
k3OS
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Local virtual machine installation using k3os
Deploy the UMH stack in a local virtual machine using k3os
k3OS
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Installation guide for the United Manufacturing Hub using k3os
This chapter explains you how to install the United Manufacturing Hub.
Installing mqtt-datasource in Grafana
Learn how to add MQTT live data to Grafana by installing the mqtt-datasource plugin in the Grafana Helm Chart.
Proxmox
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Resolving 'Can't Read Superblock' Error in Proxmox
Learn how to fix the 'Can't Read Superblock' error in Linux that can occur due to a defective disk or power outage.
k3OS
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How to Set the Correct Time in Edge Devices (e.g., K3OS)
This troubleshooting guide provides step-by-step instructions on setting the correct time in K3OS and other edge devices when the time is incorrect, which can result in messages having the wrong timestamp.
k3OS
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Adding Additional SSH Keys to k3OS
This tutorial explains how to add additional SSH keys to k3OS, allowing multiple users to access an edge device.
k3OS
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Enabling Password Authentication for SSH in k3os
This tutorial explains how to enable password authentication for SSH in k3os, a Linux distribution for lightweight Kubernetes clusters.
k3OS
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What can I do for when my 'certificate is not yet valid'?
This troubleshooting guide helps you eliminate the error of not having a valid HTTPS certificate.
Docker
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How to Add a User to the Docker-Users Group in Docker Desktop
This troubleshooting guide provides step-by-step instructions on how to add a user to the docker-users group while using Docker Desktop.