Posts in 2019
Raw Block Volume support to Beta
Thursday, March 07, 2019 in Blog
Authors: Ben Swartzlander (NetApp), Saad Ali (Google) Kubernetes v1.13 moves raw block volume support to beta. This feature allows persistent volumes to be exposed inside containers as a block device instead of as a mounted file system. What are …
Automate Operations on your Cluster with OperatorHub.io
Thursday, February 28, 2019 in Blog
Author: Diane Mueller, Director of Community Development, Cloud Platforms, Red Hat One of the important challenges facing developers and Kubernetes administrators has been a lack of ability to quickly find common services that are operationally ready …
Building a Kubernetes Edge (Ingress) Control Plane for Envoy v2
Tuesday, February 12, 2019 in Blog
Author: Daniel Bryant, Product Architect, Datawire; Flynn, Ambassador Lead Developer, Datawire; Richard Li, CEO and Co-founder, Datawire Kubernetes has become the de facto runtime for container-based microservice applications, but this orchestration …
Runc and CVE-2019-5736
Monday, February 11, 2019 in Blog
Authors: Kubernetes Product Security Committee This morning a container escape vulnerability in runc was announced. We wanted to provide some guidance to Kubernetes users to ensure everyone is safe and secure. What is runc? Very briefly, runc is the …
Poseidon-Firmament Scheduler – Flow Network Graph Based Scheduler
Wednesday, February 06, 2019 in Blog
Authors: Deepak Vij (Huawei), Shivram Shrivastava (Huawei) Introduction Cluster Management systems such as Mesos, Google Borg, Kubernetes etc. in a cloud scale datacenter environment (also termed as Datacenter-as-a-Computer or Warehouse-Scale …
Update on Volume Snapshot Alpha for Kubernetes
Thursday, January 17, 2019 in Blog
Authors: Jing Xu (Google), Xing Yang (Huawei), Saad Ali (Google) Volume snapshotting support was introduced in Kubernetes v1.12 as an alpha feature. In Kubernetes v1.13, it remains an alpha feature, but a few enhancements were added and some breaking …
Container Storage Interface (CSI) for Kubernetes GA
Tuesday, January 15, 2019 in Blog
Author: Saad Ali, Senior Software Engineer, Google The Kubernetes implementation of the Container Storage Interface (CSI) has been promoted to GA in the Kubernetes v1.13 release. Support for CSI was introduced as alpha in Kubernetes v1.9 release, …
APIServer dry-run and kubectl diff
Monday, January 14, 2019 in Blog
Author: Antoine Pelisse (Google Cloud, @apelisse) Declarative configuration management, also known as configuration-as-code, is one of the key strengths of Kubernetes. It allows users to commit the desired state of the cluster, and to keep track of …
Posts in 2018
Kubernetes Federation Evolution
Wednesday, December 12, 2018 in Blog
Authors: Irfan Ur Rehman (Huawei), Paul Morie (RedHat) and Shashidhara T D (Huawei) Kubernetes provides great primitives for deploying applications to a cluster: it can be as simple as kubectl create -f app.yaml. Deploy apps across multiple clusters …
etcd: Current status and future roadmap
Tuesday, December 11, 2018 in Blog
Author: Gyuho Lee (Amazon Container OSS Team, @gyuho), Joe Betz (Google Cloud, @jpbetz) etcd is a distributed key value store that provides a reliable way to manage the coordination state of distributed systems. etcd was first announced in June 2013 …