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Posts in 2022
registry.k8s.io: faster, cheaper and Generally Available (GA)
Monday, November 28, 2022 in Blog
Authors: Adolfo García Veytia (Chainguard), Bob Killen (Google) Starting with Kubernetes 1.25, our container image registry has changed from k8s.gcr.io to registry.k8s.io. This new registry spreads the load across multiple Cloud Providers & …
Kubernetes Removals, Deprecations, and Major Changes in 1.26
Friday, November 18, 2022 in Blog
Author: Frederico Muñoz (SAS) Change is an integral part of the Kubernetes life-cycle: as Kubernetes grows and matures, features may be deprecated, removed, or replaced with improvements for the health of the project. For Kubernetes v1.26 there are …
Live and let live with Kluctl and Server Side Apply
Friday, November 04, 2022 in Blog
Author: Alexander Block This blog post was inspired by a previous Kubernetes blog post about Advanced Server Side Apply. The author of said blog post listed multiple benefits for applications and controllers when switching to server-side apply (from …
Server Side Apply Is Great And You Should Be Using It
Thursday, October 20, 2022 in Blog
Author: Daniel Smith (Google) Server-side apply (SSA) has now been GA for a few releases, and I have found myself in a number of conversations, recommending that people / teams in various situations use it. So I’d like to write down some of those …
Current State: 2019 Third Party Security Audit of Kubernetes
Wednesday, October 05, 2022 in Blog
Authors (in alphabetical order): Cailyn Edwards (Shopify), Pushkar Joglekar (VMware), Rey Lejano (SUSE) and Rory McCune (DataDog) We expect the brand new Third Party Security Audit of Kubernetes will be published later this month (Oct 2022). In …
Introducing Kueue
Tuesday, October 04, 2022 in Blog
Authors: Abdullah Gharaibeh (Google), Aldo Culquicondor (Google) Whether on-premises or in the cloud, clusters face real constraints for resource usage, quota, and cost management reasons. Regardless of the autoscalling capabilities, clusters have …
Kubernetes 1.25: alpha support for running Pods with user namespaces
Monday, October 03, 2022 in Blog
Authors: Rodrigo Campos (Microsoft), Giuseppe Scrivano (Red Hat) Kubernetes v1.25 introduces the support for user namespaces. This is a major improvement for running secure workloads in Kubernetes. Each pod will have access only to a limited subset …
Enforce CRD Immutability with CEL Transition Rules
Thursday, September 29, 2022 in Blog
Author: Alexander Zielenski (Google) Immutable fields can be found in a few places in the built-in Kubernetes types. For example, you can't change the .metadata.name of an object. Specific objects have fields where changes to existing objects are …
Kubernetes 1.25: Kubernetes In-Tree to CSI Volume Migration Status Update
Monday, September 26, 2022 in Blog
Author: Jiawei Wang (Google) The Kubernetes in-tree storage plugin to Container Storage Interface (CSI) migration infrastructure has already been beta since v1.17. CSI migration was introduced as alpha in Kubernetes v1.14. Since then, SIG Storage and …
Kubernetes 1.25: CustomResourceDefinition Validation Rules Graduate to Beta
Friday, September 23, 2022 in Blog
Authors: Joe Betz (Google), Cici Huang (Google), Kermit Alexander (Google) In Kubernetes 1.25, Validation rules for CustomResourceDefinitions (CRDs) have graduated to Beta! Validation rules make it possible to declare how custom resources are …