Stories Tag: calico

Why do we use CNI Plugins on Kubernetes? – Akin Ozer – Medium

admin 3 months ago in

Kubernetes networking model does not have a single model. This approach makes the Kubernetes vendor/provider independent. In this way, you can implement your custom networking model via CNI plugins. Kubernetes, by default, is using the Kube-Net plugin to handle coming requests. Kube-Net is a very basic plugin that doesn’t have many features. If a developer needs more features like isolation between namespaces, IP filtering, traffic…

Automating AWS VPC CNI replacement with Calico on EKS

admin 3 months ago in

Automating AWS VPC CNI replacement with Calico on EKS Why? Once you read the title, your first question would be ‘Why?’. The answer to that is simple, to mitigate the pod density limitation on EKS worker nodes caused by AWS VPC CNI. We started deploying workloads on AWS EKS and suddenly we encountered the below error: (combined from similar events): Failed create pod sandbox: rpc…

Creating Kubernetes cluster (with Calico) on laptop

admin 4 months ago in

Whenever we start learning something new thing, there are two basic steps involved, first one is to get the theoretical knowledge about it and second is to implement the knowledge or have a hands-on. Today I would be using my theoretical knowledge of the Kubernetes and try installing a 3-Node Cluster on my laptop where one will be a master node and will have 2…

Getting to 40G encrypted container networking with Calico/VPP on commodity hardware

admin 4 months ago in

Authors: Aloys Augustin, Emran Chaudhry, Mohsin Kazmi, Nathan Skrzypczak, Jérôme Tollet Encryption for container networking is becoming increasingly important for compliance and security reasons. Today, vast majority of internet traffic is encrypted, and we expect Kubernetes traffic to be the same soon. There are two main approaches: Platform level encryption has the advantage that it is simple to deploy and ensures that the confidentiality and…

Handling errors while deploying Kubernetes cluster on VM cluster with Calico network

admin 4 months ago in

My labmate (선배님) and I are trying to install Kubernetes for research. And we decided to first install it on a Virtual box machines cluster. First of all, we created a cluster in Virtual Box application. It includes a master node and 2 slave nodes. They are all running on Ubuntu 18.04. We use a network interface for local connect and a network interface to…