Articles about k3s | UserComp.com

Vulnerability Report: Insecure JDK Version in K3s Cluster

This report highlights a potential vulnerability in the JDK version of a K3s cluster. The concerned pod path and vulnerable binary have been identified.

Enabling Communication between Two Vagrant VirtualBox VMs for a Small K3s Cluster Setup

This article provides a solution for enabling communication between two Vagrant VirtualBox VMs, which is essential when setting up a small K3s cluster and running Ansible setup scripts. The article includes SEO-optimized keywords and encourages the audience to read more for tech support.

K3S Cluster Issue: Failed to Query BPF Programs with cgroup configHooks process

Encountered an issue with a K3S cluster where nodes couldn't define their config files due to an API server not running. Investigated log files and found a failed `bpf_prog_query(BPF_CGROUP_DEVICE)` call within the `cgroup configHooks process`. In this article, we will explore possible solutions to resolve this issue.

Installing K3s, Cilium, and Alpine 3.20 on a Virtual Machine

Learn how to install K3s, Cilium, and Alpine 3.20 on a virtual machine. Follow the steps below to set up your environment.

K3S Ubuntu 20.04 Node: Frigate NVR Not Accessing Coral MiniPCIe Accelerator Container

This article discusses an issue where a K3S Ubuntu 20.04 node is unable to access the Coral MiniPCIe Accelerator container for Frigate NVR.

Traefik and Metallb External IPs Stuck Pending in K3s Cluster Deployment

This article provides a solution for the issue of Traefik and Metallb external IPs being stuck pending during the deployment of a K3s cluster locally on Ubuntu.

Adding Additional IP Cluster TLS/SSL Certificate to K3S Kubernetes Cluster

Learn how to add an additional IP cluster TLS/SSL certificate to a K3S Kubernetes cluster. This guide assumes a 3-node cluster with control-plane, etcd, and worker nodes.

K3s Kubernetes Cluster with MetalLB: Cellphones Lose Connection

This article discusses an issue where cellphones lose connection when using a K3s Kubernetes cluster with MetalLB. The MetalLB IP range is assigned to services, and accessing these IPs through keepalived is described. Understand the root cause and possible solutions.

Setting up Static IP Ingress with Traefik on K3s

Learn how to set up a static IP ingress with Traefik on K3s, a lightweight Kubernetes distribution. This guide will walk you through the process of configuring Traefik as a load balancer and setting up a static IP for your ingress. By the end of this article, you will have a better understanding of how to manage and configure services on your K3s cluster.

Setting up an Orange Pi k3s Cluster for Networking and ARM

Learn how to set up an Orange Pi k3s cluster for networking purposes using ARM technology. This article provides step-by-step instructions and helpful tips to ensure a successful setup.