Motivation -Service deployments and batch processing pipelines are often multi-dimensional entities. For example, you may have multiple micro-services per tier. Labels Labels are key/value pairs that are attached to objects, such as pods or deployments Labels can be used to organize and to select subsets of objects. …
Read MoreThe main power of kubernetes is running things at scale. Deployments are meant to run multiple pods, on multiple nodes. About Deployments A kuberneteis deployment is a kubernetes object that is meant to define and run pods at scale. It contains another kubernetes object called ReplicaSet which is responsible on …
Read MoreA pod is a group (sometimes of whales) of containers. Does it mean that kubernetes is asking us to put multiple containers in a pod? What Multiple Containers The k8s Pods guide tells us that: "A Pod models an application-specific "logical host": it contains one or more application containers which are relatively …
Read Morepods are the basic computing unit of kubernetes. Pods Facts A Pod (as in a pod of whales or pea pod) is a group of one or more containers Pod containers share storage and network resources ..so same IP address for all containers in the pod can share volumes, but each container have its own files All containers (and …
Read MoreThis guide installs kubectl on ubuntu. Installing kubectl I base this guide on this page from the kubernetes documentation Selecting X86-64, I can now download the file (into a new temporary directory): 1osboxes@osboxes:
$ 2osboxes@osboxes:$ mkdir yuvinst 3osboxes@osboxes:$ cd yuvinst/ 4osboxes@osboxes:/yuvinst$ …
Read MoreDocker and containers on their own: Containers Interactive courses Kubernetes for DevOps — how a cluster is put together, and the YAML that describes what runs on it: pods, multi-container pods, init containers, restarts, probes, resources and deployments, driven from kubectl. You work on your own minikube cluster on …
Read MoreThis guide installs minikube on ubuntu. Installing minikube I am basing this on minikube start page prerequisites: Ubuntu 22.04.4 LTS, running as a VirtualBox VM My Ubuntu VM has 5 CPUs (only need 2) My Ubuntu VM has 22812mb (I only need 2G) My Ubuntu VM has 497GB of free disk space (only need 20G) I have docker …
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