DevOps&SRE Library – Telegram
DevOps&SRE Library
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Библиотека статей по теме DevOps и SRE.

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Solving the mystery of pods health checks failures in Kubernetes

Pipedrive Infra operates self-managed Kubernetes clusters in different clouds, mainly AWS and on-premise OpenStack.

At the time of writing, we manage over 20 different clusters — more and less specific, big and small.


https://medium.com/pipedrive-engineering/solving-the-mystery-of-pods-health-checks-failures-in-kubernetes-55b375493d03
Tableau on Kubernetes: How not to design a Kubernetes offering

Tableau announced that you can run their server on Kubernetes back in 2021. Now that it’s been a few years, let’s take a look and see how it is to setup.


https://medium.com/@almenon214/tableau-on-kubernetes-how-not-to-design-a-kubernetes-offering-b18decf30c18
Dynamic MIG Partitioning in Kubernetes

Maximize GPU utilization and reduce infrastructure costs.


https://towardsdatascience.com/dynamic-mig-partitioning-in-kubernetes-89db6cdde7a3
OMAKUB

Turn a fresh Ubuntu installation into a fully-configured, beautiful, and modern web development system by running a single command.


https://omakub.org
Healthchecks for your containerized Spring Boot Application

A how-to-guide for Healthchecks: Liveness, Readiness and Startup Probes for Docker or Kubernetes solutions with Spring Boot and Actuator.


https://medium.com/viascom/healthchecks-for-your-containerized-spring-boot-application-62daa60ca068
mayfly

Mayfly is a Kubernetes operator that enables you to have time-based resources. They creates or deletes on the specified time.


https://github.com/NCCloud/mayfly
kubecfg

A tool for managing Kubernetes resources as code.

kubecfg allows you to express the patterns across your infrastructure and reuse these powerful "templates" across many services, and then manage those templates as files in version control. The more complex your infrastructure is, the more you will gain from using kubecfg.

Yes, Google employees will recognise this as being very similar to a similarly-named internal tool ;)


https://github.com/kubecfg/kubecfg
A Retrospective of Working with Bare Metal Kubernetes, or To There and Back

The Kubernetes Platform team in Quadcode implements, supports and maintains Kubernetes and all processes around it. For five and a half years, our clusters and approaches have been changing and evolving. In the article we’ll tell you how we started, what we came to, and how we managed to make the maintenance of bare metal clusters comfortable.


https://medium.com/geekculture/a-retrospective-of-working-with-bare-metal-kubernetes-or-to-there-and-back-1868c0356eff
Terminal Latency

Measuring Terminal Latency with Typometer


https://beuke.org/terminal-latency
Zalando Postgres Operator in Production: the way of Helm

Welcome to my blog post on the best practices for using the official open-source Helm chart of Zalando Postgres Operator! In this post, I will describe my experience of using the Zalando Postgres Operator in a production environment, as well as provide some tips and tricks for getting the most out of it in your own Postgres deployments. I will also show how to integrate Gitlab CI to automate the deployment process. Whether you are new to the Postgres Operator or have been using it for a while, I hope that you will find this post helpful and informative. So, let’s dive in and take a closer look at the Zalando Postgres Operator!


https://medium.com/@zkapishov/zalando-postgres-operator-in-production-the-way-of-helm-ccfd639ccb2d
kubectl-view-allocations

kubectl plugin lists allocations for resources (cpu, memory, gpu,...) as defined into the manifest of nodes and running pods. It doesn't list usage like kubectl top. It can provide result grouped by namespaces, nodes, pods and filtered by resources'name.


https://github.com/davidB/kubectl-view-allocations
awesome-kubectl-plugins

A curated list of awesome kubectl plugins inspired by the awesome list.


https://github.com/ishantanu/awesome-kubectl-plugins