Kubernetes

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Set Up a Self-Hosted Harbor Registry and Deploy Images to Kubernetes

Harbor is an open-source and self-hosted registry for container images. With Harbor, you can securely store and access your own collection of Docker images without resorting to an external service, like Docker Hub.

How to Use Nomad Alongside Kubernetes

Kubernetes and Nomad are both orchestration tools that each come with a compelling set of features.

Use Popeye to Check for Kubernetes Configuration Issues

Popeye is an open-source read-only tool used from wherever a user has kubectl installed, using Kubernetes contexts defined in a kubeconfig file.

Kubernetes vs Nomad

Kubernetes, through efficient container orchestration, has helped define how people think about managing application clusters. As a result, Kubernetes is now a widely adopted tool, with plenty of community support.

Deploying TOBS (The Observability Stack) on LKE

TOBS, short for The Observability Stack, is a pre-packaged distribution of monitoring tools and dashboard interfaces.

Develop a Cloud Implementation Strategy Roadmap

A few years ago the cloud was an idea; one that most pundits and businesses scoffed at.

Kubernetes Security Best Practices Overview

If you are deploying your first Kubernetes cluster, it’s important to consider the security best practices that are available to keep your workload safe.

Create a Kubernetes CronJob

Linode Kubernetes Engine (LKE) is an open source container orchestration system that helps deploy and manage containerized applications.

Setting Up Rook NFS for Persistent Storage on LKE

Rook NFS allows remote hosts to mount filesystems over a network and interact with those filesystems as though they are mounted locally.

Install HashiCorp Consul Service Mesh

Consul is a service mesh offered by HashiCorp, with robust service discovery and diagnostic features for managing your application’s services.

Building a CD Pipeline Using LKE (Part 1): Get Ready

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Get Ready (Slide #10)

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Building a CD Pipeline Using LKE (Part 10): Installing metrics-server

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Installing metrics-server (Slide #152)

Building a CD Pipeline Using LKE (Part 11): Prometheus and Grafana

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Prometheus and Grafana (Slide #163)

Building a CD Pipeline Using LKE (Part 12): cert-manager

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: cert-manager (Slide #172)

Building a CD Pipeline Using LKE (Part 13): CI/CD with GitLab

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: CI/CD with GitLab (Slide #187)

Building a CD Pipeline Using LKE (Part 2): Sample Application

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Our Sample Application (Slide #24)

Building a CD Pipeline Using LKE (Part 3): Deploying the LKE Cluster

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Deploying our LKE Cluster (Slide #51)

Building a CD Pipeline Using LKE (Part 4): Kubernetes Review

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Quick Kubernetes review (Slide #62)

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Building a CD Pipeline Using LKE (Part 5): Accessing Internal Services

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Accessing internal services (Slide #93)

Building a CD Pipeline Using LKE (Part 6): DNS, Ingress, and Metrics

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: DNS, Ingress, Metrics (Slide #100)

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Building a CD Pipeline Using LKE (Part 7): Managing Stacks with Helm

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: Managing stacks with Helm (Slide #107)

Building a CD Pipeline Using LKE (Part 8): ExternalDNS

Watch the Presentation: Register to watch this workshop, free of charge. Slide deck: Cloud Native Continuous Deployment with GitLab, Helm, and Linode Kubernetes Engine: ExternalDNS (Slide #135)

Building a CD Pipeline Using LKE (Part 9): Installing Traefik

Building a CD Pipeline Using LKE, Helm, and GitLab

This series covers creating a continuous deployment pipeline within the cloud using LKE (Linode Kubernetes Engine), GitLab, and Helm.

Deploying Jenkins X in Linode Kubernetes Engine

What is Jenkins X?Jenkins X is CI/CD tool that automates the management of development environments and the promotion of new versions of applications between environments.

Deploying Prometheus Operator and Grafana on LKE (Linode Kubernetes Engine)

In this guide, you will deploy the Prometheus Operator to your Linode Kubernetes Engine (LKE) cluster using Helm, either as:

Install the Linode Block Storage CSI Driver on Kubernetes

What is the Linode Block Storage CSI Driver?The Container Storage Interface (CSI) defines a standard that storage providers can use to expose block and file storage systems to container orchestration systems.

Configuring Load Balancing with TLS Encryption on a Kubernetes Cluster

This guide will use an example Kubernetes Deployment and Service to demonstrate how to route external traffic to a Kubernetes application over HTTPS.

Install the Linode CCM on an Unmanaged Kubernetes Cluster

The Linode Cloud Controller Manager (CCM) provides a way for Kubernetes clusters to access additional Linode services.

Deploying Kubeflow on Linode Kubernetes Engine

What is Kubeflow?Kubeflow is an excellent alternative for training and evaluating machine learning models in public and private clouds.

Deploy the Elastic Stack on Kubernetes

What is the Elastic Stack?The Elastic Stack is a collection of open source projects from Elastic that help collect and visualize a wide variety of data sources.

Understanding Kubernetes cert-manager

What is cert manager?Cert-manager is a Kubernetes add-on designed to assist with the creation and management of TLS certificates.

Deploy and Manage K3s (a Lightweight Kubernetes Distribution)

K3s is a lightweight, easy-to-install Kubernetes distribution. Built for the edge, K3s includes an embedded SQLite database as the default datastore and supports external datastore such as PostgreSQL, MySQL, and etcd.

Setting Up a Private Docker Registry with LKE and Object Storage

Hosting a private Docker registry alongside your Kubernetes cluster allows you to securely manage your Docker images while also providing quick deployment of your apps.

Installing Apps on Kubernetes with Helm 3

What is Helm?Helm is a tool that assists with installing and managing applications on Kubernetes clusters.

Deploy a Static Site on Linode Kubernetes Engine

Linode Kubernetes Engine (LKE) allows you to easily create, scale, and manage Kubernetes clusters to meet your application’s demands, reducing the often complicated cluster set-up process to just a few clicks.

Deploying NGINX Ingress on Linode Kubernetes Engine

In Kubernetes, an Ingress is an API object that manages the routing of external requests to one of the many possible internal services in a Kubernetes cluster.

Deploying Istio with Kubernetes

Istio is a service mesh, or a network of microservices, that can handle tasks such as load balancing, service-to-service authentication, monitoring, and more.

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Deploying Linkerd 2 with Linode Kubernetes Engine

Linkerd 2 is an ultra lightweight service mesh that monitors, reports, and encrypts connections between Kubernetes services without disturbing the existing applications.

Installing Drupal on LKE

Drupal is an advanced and powerful content management framework, built on the PHP scripting language and supported by a database engine like MySQL.

A Overview of Using Octant with Kubernetes

What is Octant?Octant is a web application that talks to your Kubernetes clusters and provides an easy-to-read dashboard for the objects in your clusters.

Advantages of Using Kubernetes

What is KubernetesKubernetes is a container orchestration system that was initially designed by Google to help scale containerized applications in the cloud.

A Beginner's Guide to Kubernetes (Part 1): Introduction

NoteThis is the first guide in the Beginner’s Guide to Kubernetes series that explains the major parts and concepts of Kubernetes.

A Beginner's Guide to Kubernetes (Part 2): Master, Nodes, and the Control Plane

NoteThis is the second guide in the Beginner’s Guide to Kubernetes series that explains the major parts and concepts of Kubernetes.

A Beginner's Guide to Kubernetes (Part 3): Pods, Services, and Namespaces.

NoteThis is the third guide in the Beginner’s Guide to Kubernetes series that explains the major parts and concepts of Kubernetes.

A Beginner's Guide to Kubernetes (Part 4): Controllers

NoteThis is the fourth guide in the Beginner’s Guide to Kubernetes series that explains the major parts and concepts of Kubernetes.

A Beginner's Guide to Kubernetes (Part 5): Conclusion

NoteThis is the fifth guide in the Beginner’s Guide to Kubernetes series that explains the major parts and concepts of Kubernetes.

A Beginner's Guide to Kubernetes (Series)

Kubernetes, often referred to as k8s, is an open source container orchestration system that helps deploy and manage containerized applications.

Troubleshoot Issues with Kubernetes

Troubleshooting issues with Kubernetes can be complex, and it can be difficult to account for all the possible error conditions you may see.

Kubernetes Reference Guide

IntroductionKubernetes introduces a whole new dictionary of terms; this guide contains some of the basic terms and their definitions as a reference.

Create and Deploy a Docker Container Image to a Kubernetes Cluster

Kubernetes and DockerKubernetes is a system that automates the deployment, scaling, and management of containerized applications.

Deploy a Kubernetes Cluster Using kubeadm

The kubeadm tool is cloud agnostic and automates many of the tasks required to get a Kubernetes cluster up and running.

Deploy Kubernetes on Linode with the k8s-alpha CLI

ImportantThis guide’s example instructions will create several billable resources on your Linode account. If you do not want to keep using the example cluster that you create, be sure to delete it when you have finished the guide.

Deploying Persistent Volume Claims with the Linode Block Storage CSI Driver

Installing Apps on Kubernetes with Helm 2

What is Helm?Helm is a tool that assists with installing and managing applications on Kubernetes clusters.

Deploying Kubernetes on Linode with Rancher

What is Rancher?Rancher is a web application that provides an interactive and easy-to-use GUI for creating and managing Kubernetes clusters.

Manage a Docker Cluster with Kubernetes

What is a Kubernetes Cluster?Kubernetes is an open source platform for managing containerized applications. If you use Docker for an application deployed on multiple Linodes, a Kubernetes cluster can manage your servers and deployments, including tasks such as scaling, deployment, and rolling upgrades.