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Category: devops
Ksniff: packet capture at pod level for k8s 🕵️♂️📦
Troubleshooting containers in Kubernetes is a recurring topic that you may face regularly. Logging and monitoring tools come in really handy here as they help you better understanding what is going on in the cluster or in the containers itself. Besides, it is possible to get valuable insights with the help of the classic kubectl […]
Helmfile: turbocharging Helm ☸️🔧
Helm is definitely one the most used tools in the Kubernetes world. It comes in pretty handy as it is a deployment tool, a package manager and a templating tool which can help customizing the behavior of application releases based on the values used. Plus, it offers ideal features for its integration in modern CI/CD […]
Pulumi: Multi-Platform Multi-Language IaC 📚🏗️
This is the second article on Infrastructure as Code using well-known programming languages. The first one was focused on the AWS CDK. In this post, we will introduce Pulumi, a similar tool which offers multi-cloud support. Infrastructure as Code (IaC) is one of the biggest revolutions in the cloud computing landscape, as it allows automating […]
AWS CDK: Dev-like IaC 🖥️🏗️
Infrastructure as Code (IaC) is one of the biggest revolutions in the cloud computing landscape, as it allows automating the deployment of infrastructure based on its definition in the source code. Using code as the source of truth for infrastructure has several benefits: Infrastructure can be versioned as source code normally is, increasing the traceability […]
Kops: deploying Kubernetes programatically ☸️🕹️
Setting up a Kubernetes cluster from scratch can be challenging, specially if you don’t use managed Kubernetes services and you need to guarantee High Availability. Kops (Kubernetes Operations) is an open source tool which helps to set up, upgrade and manage ‘non-managed’ Kubernetes Clusters on top of public cloud providers. In this post, you will […]
Debugging with ephemeral containers in K8s 🔲🔳
Have you ever faced a situation when working with a Kubernetes cluster in which a container within a pod is not working as expected and you need to do some debugging? I’m sure you have. The first step to follow in this troubleshooting scenario would be to try to figure out what’s going on inside […]
GitOps: ArgoCD and Helm🤖☸️
This is the first post of a collection of GitOps tools articles. In this post, a continuous deployment tool for Kubernetes is reviewed: ArgoCD. If you missed previous articles on Kubernetes deployments and Helm, give them a read before going through this one, as it will help you better understanding the general idea. GitOps GitOps […]
Building AMIs: Packer and Image Builder⚙️📦
Cloud environments call for dynamic and flexible computing, meaning that fleets of virtual machines can be scaled up and down depending on the load. These machines need a consistent, repeatable and standardized way of setting the startup images and its configuration for the applications that run on them. Pre-built virtual machine images, containing the configuration […]
