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The latest News and Information on DevOps, CI/CD, Automation and related technologies.

What is Rancher?

This video provides a short introduction to Rancher, the world’s most widely deployed Kubernetes management platform. With Rancher, IT organizations can deploy, manage and secure any Kubernetes deployment regardless of where it is running. Best of all, Rancher is intuitive to use, and built to support DevOps teams, as they use containers to automate operations and move to continuous delivery. Rancher is 100% free and open source.

Diagnosing out-of-memory errors on Linux

Out-of-memory (OOM) errors take place when the Linux kernel can’t provide enough memory to run all of its user-space processes, causing at least one process to exit without warning. Without a comprehensive monitoring solution, OOM errors can be tricky to diagnose. In this post, you will learn how to use Datadog to diagnose OOM errors on Linux systems.

Create Reproducible Security in Kubernetes with Helm 3 and Helm Charts

With the growing popularity of containerized applications, organizations and startups at all levels need to manage their Kubernetes deployments more safely at scale. Today, there is an expanding list of tools and services that can help do this. One of these services is the package manager known as Helm.

Chaos Engineering for a More Secure Kubernetes

Netflix, Amazon, Google, Facebook, and a host of other companies have adopted chaos engineering, which encourages designing systems to proactively ward off potential issues through testing and the anticipation of failure. When it comes to container orchestration tools like Kubernetes, chaos engineering is a vital tactic for enhancing security.

Logs and Metrics and Traces, Oh My!

There are a lot of aspects to supporting modern applications, and it all starts with the data applications produce that give visibility and insights into what is going on. In the first episode of Dissecting DevOps, Dave and Chris review the differences between logs, metrics, and traces. Find out how these sources of data help you better understand and support your application.

Why SUSE Acquired Rancher Labs

My favorite ice cream store is just off Richmond Green, close to where I live in West London. On sunny days, locals queue around the block to buy their fantastic gelatos and sorbets. Every one of their customers knows that they could easily nip into the supermarket around the corner to buy hermetically sealed chocolate ice cream, but they queue anyway. Why?