Operations | Monitoring | ITSM | DevOps | Cloud

The latest News and Information on Containers, Kubernetes, Docker and related technologies.

Getting up and running with Calico on your Rancher Kubernetes Cluster

Rancher is a great way to deploy and manage Kubernetes clusters across a broad range of environments, abstracting away many of the differences between the environments, and using Canal for run-anywhere networking. But what if you want to up your networking game to squeeze the most out of your clusters? In this training session you’ll learn about the various networking options available to you in Rancher, and considerations to take into account in order to select the best option for your environment.

A 5 Minute Guide for Experimenting with Ambassador and Jaeger in a Kubernetes Sandbox

Implementing distributed tracing is fast becoming a fundamental expectation when building modern (distributed) systems. However, this is yet another thing for developers to learn, and configuring distributed tracing on Kubernetes is hard, right? Actually, no. Getting started with Jaeger on Kubernetes has never been easier.

Scaling Fleet and Kubernetes to a Million Clusters

We created the Fleet Project to provide centralized GitOps-style management of a large number of Kubernetes clusters. A key design goal of Fleet is to be able to manage 1 million geographically distributed clusters. When we architected Fleet, we wanted to use a standard Kubernetes controller architecture. This meant in order to scale, we needed to prove we could scale Kubernetes much farther than we ever had.

How to monitor Kubernetes control plane

The control plane is the brain and heart of Kubernetes. All of its components are key to the proper working and efficiency of the cluster. Monitor Kubernetes control plane is just as important as monitoring the status of the nodes or the applications running inside. It may be even more important, because an issue with the control plane will affect all of the applications and cause potential outages.

Maximize Monitoring in Rancher 2.5 with Prometheus

We dedicate a lot of space in our blog to the topic of monitoring. That’s because when you’re managing Kubernetes clusters, things can change quickly. It’s important that you have tools to monitor the health and resource metrics of your clusters. In Rancher 2.5, we introduced a new version of our monitoring based on the Prometheus Operator, which provides Kubernetes-native deployment and management of Prometheus and related monitoring components.

Multi-Cluster, Multi-Cloud and Hybrid Cloud Networking, Observability and Security Management

Managing networking, observability and security in multiple Kubernetes clusters can quickly become a major challenge. Lack of a centralized, unified multi-cluster approach results in dozens of clusters that are deployed and managed independently throughout an organization, with very little uniformity in the way they are secured. This adds complexity for DevOps teams, who must adapt to different cluster environments.