Posts in 2018
KubeDirector: The easy way to run complex stateful applications on Kubernetes
By Thomas Phelan (BlueData) | Wednesday, October 03, 2018 in Blog
KubeDirector is an open source project designed to make it easy to run complex stateful scale-out application clusters on Kubernetes. KubeDirector is built using the custom resource definition (CRD) framework and leverages the native Kubernetes API …
Building a Network Bootable Server Farm for Kubernetes with LTSP
By Andrei Kvapil (WEDOS) | Tuesday, October 02, 2018 in Blog
In this post, I'm going to introduce you to a cool technology for Kubernetes, LTSP. It is useful for large baremetal Kubernetes deployments. You don't need to think about installing an OS and binaries on each node anymore. Why? You can do that …
Health checking gRPC servers on Kubernetes
By Ahmet Alp Balkan (Google) | Monday, October 01, 2018 in Blog
Update (December 2021): Kubernetes now has built-in gRPC health probes starting in v1.23. To learn more, see Configure Liveness, Readiness and Startup Probes. This article was originally written about an external tool to achieve the same task. gRPC …
Kubernetes 1.12: Kubelet TLS Bootstrap and Azure Virtual Machine Scale Sets (VMSS) Move to General Availability
By Kubernetes v1.12 Release Team | Thursday, September 27, 2018 in Blog
We’re pleased to announce the delivery of Kubernetes 1.12, our third release of 2018! Today’s release continues to focus on internal improvements and graduating features to stable in Kubernetes. This newest version graduates key features such as …
Hands On With Linkerd 2.0
By Thomas Rampelberg (Buoyant) | Tuesday, September 18, 2018 in Blog
Linkerd 2.0 was recently announced as generally available (GA), signaling its readiness for production use. In this tutorial, we’ll walk you through how to get Linkerd 2.0 up and running on your Kubernetes cluster in a matter seconds. But first, what …
2018 Steering Committee Election Cycle Kicks Off
By Paris Pittman (Google), Jorge Castro (Heptio), Ihor Dvoretskyi (CNCF) | Thursday, September 06, 2018 in Blog
Having a clear, definable governance model is crucial for the health of open source projects. For one of the highest velocity projects in the open source world, governance is critical especially for one as large and active as Kubernetes, which is one …
The Machines Can Do the Work, a Story of Kubernetes Testing, CI, and Automating the Contributor Experience
By Aaron Crickenberger (Google), Benjamin Elder (Google) | Wednesday, August 29, 2018 in Blog
“Large projects have a lot of less exciting, yet, hard work. We value time spent automating repetitive work more highly than toil. Where that work cannot be automated, it is our culture to recognize and reward all types of contributions. However, …
Introducing Kubebuilder: an SDK for building Kubernetes APIs using CRDs
By Phillip Wittrock (Google), Sunil Arora (Google) | Friday, August 10, 2018 in Blog
How can we enable applications such as MySQL, Spark and Cassandra to manage themselves just like Kubernetes Deployments and Pods do? How do we configure these applications as their own first class APIs instead of a collection of StatefulSets, …
Out of the Clouds onto the Ground: How to Make Kubernetes Production Grade Anywhere
By Steven Wong (VMware), Michael Gasch (VMware) | Friday, August 03, 2018 in Blog
This blog offers some guidelines for running a production grade Kubernetes cluster in an environment like an on-premise data center or edge location. What does it mean to be “production grade”? The installation is secure The deployment is managed …
Dynamically Expand Volume with CSI and Kubernetes
By Orain Xiong (WoquTech) | Thursday, August 02, 2018 in Blog
There is a very powerful storage subsystem within Kubernetes itself, covering a fairly broad spectrum of use cases. Whereas, when planning to build a product-grade relational database platform with Kubernetes, we face a big challenge: coming up with …