Story Tag: pods

Stories Tag: pods

Kubernetes Nedir? Kubernetes nasıl kullanılır? Kubernetes Rehberi | by Ahmet Burak Odabaş | Jan, 2021 | Medium

admin 1 week ago in

Kubernetes Nedir? Kubernetes nasıl kullanılır? Kubernetes Rehberi Kubernetes sistemini hakkında kulaktan duydunuz veya direkt kurulumuna ihtiyacınız var. Her iki senaryo içinde anlatım sağlayacağım. Öncelikle söylemeliyim ki bir yazılımcı olarak, daha evvel kulak aşinalığımın olduğu bir sistemdi ancak bir gün sorularım yanıtsız kalıp, problemime çözüm aramaya başladığımda kubernetes sistemini sorgulayarak kullanmam gerektiğini anladım. Not: Kubernetes derin bir Dünyadır. Çok detaylı ele alınabilir. Kubernetes hakkında fikir vermek…

Baseline Application Performance In AKS Part 1 | by Chase Overmire | Dec, 2020 | ITNEXT

admin 1 month ago in

Understanding an applications resource consumption is vital to ensuring proper performance in a Kubernetes cluster. This is part 1 of 3 and we will focus on looking at our application at rest to understand the resource impact the application has without any load Optimizing cluster performance isn’t something that is unique to the Azure Kubernetes Service. All the concepts and ideas in this article stretch…

Secrets injection from external Vault into Kubernetes — POC | by Sylvain Witmeyer | Dec, 2020 | Medium

admin 1 month ago in

When you work in a multi cloud environment, you can’t always use AWS secrets manager for storing all your secrets. Hashicorp Vault is an awesome solution for storing and managing your secrets. In this POC I will show how you can easily and directly inject secrets into your pods thanks to https://github.com/hashicorp/vault-k8s. A lot of tutorials demonstrate how to use vault when it is running…

AKS Performance: Resource Quotas. Limiting resource consumption for… | by Chase Overmire | Dec, 2020 | ITNEXT

admin 2 months ago in

Limiting resource consumption for multi-team clusters Always remember to evaluate your needs and requirements against what resources you have available to determine your best approach. When limits are not enough In my previous article I discussed Resource Request and Limits to help people understand the importance of setting appropriate pod specs to avoid over saturating nodes. What if the cluster is shared across multiple teams…

Debug Spark 3.0 Kubernetes Runtime — Executor Pods restarts continuously | by Pradeepraj Chandrasekaran | Nov, 2020 | Medium

admin 2 months ago in

Today I will be going over executor pods restarting constantly on spark on Kubernetes runtime. This is due to spark.kubernetes.allocation.batch.delay explained in detail in this post. This blog post assumes you are familiar with executing spark job on Kubernetes. Problem: When executing spark job on Kubernetes cluster with dynamic allocation / static executor allocation the executor pods restarts continuously. Root Cause: Spark driver requests Kubernetes…

KISS: Kubernetes Is Simple Silly. Glossary of commonly used terms in… | by Chintan Betrabet | Nov, 2020 | Medium

admin 2 months ago in

For a new learner, Kubernetes (commonly referred to as K8s) can be a steep learning curve. This article covers a brief conceptual overview to kickstart your journey A Kubernetes cluster has two components: A homogenous set of physical resources that provide the underlying resources for the cluster. A cluster can have one or more instance groups with labels to provide information to the Kubernetes scheduler…

Security Best Practices for Kubernetes Pods | by sudhir_cool | Nov, 2020 | Medium

admin 3 months ago in

Nowadays i came across many articles, blogs and wikis where peers talk about kubernetes configuration best practices , kubernetes production best practices , Your guide to kubernetes best practices and many more. So, here i am with this blog which will bring an add-on or icing to the cake which is baked already.Precisely , if you follow me here, I am gonna guide you and…

Fetching env vars from a running k8s pod in one step | by Sajid Hussain | Nov, 2020 | Medium

admin 3 months ago in

Recently I joined a new organisation. And as usual I was expected to understand the functionalities of some of the components of the product that the team was working on. All these different components are nothing but a collection of microservices deployed as Kubernetes resources in cloud. So, when I was going through some of these components and trying to debug the source code, I…

Hello podman…. No se puede hablar de podman sin pasar… | by John Lopez | Nov, 2020 | Medium

admin 3 months ago in

No se puede hablar de podman sin pasar por OCI https://opencontainers.org The Open Container Initiative is an open governance structure for the express purpose of creating open industry standards around container formats and runtimes. Siendo creada por Docker en el 2015. su función principal es crear las especificaciones para el Tiempo de Ejecución (runtime-spec) y la de Imagen (image-spec). Y su creación no solo ha…