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Showing posts from October, 2021

.Net basics

 .net - Network Enabled Technologies Prior technology -Com -communication Object Model compilation of different .net languages as      -C#.net -csc (c sharp complier)    CLR - Common language runtime -components Security Manager   JIT Compiler  Memory Manager  Garbage Collector   Exception Manager   Common Language Specification (CLS)   Common Type System (CTS)

Kubernetes (K8s) with Yaml

 Kubernetes(K8s) is a container orchestration technology (like Docker Swarm, MESOS) Node: A virtual/Physical machine, where Kubernetes is installed                 Cluster -  Set of one or more nodes grouped together K8s (orchestration) components: API server etcd       - Key Value store               Kubelet container Runtime Controller Scheduler Master & Worker Nodes The master node has ApiServer, etcd, controller, and scheduler. While the Worker node has Kubelet Kubectl - kube command line interface Basic Yaml file for Kubernates. These are used as input to create Pod, Service, Replica, deployment. some example of main component in yaml. Eg.:(pod-definition.yml) below are mandatory fields apiVersion: kind: metadata: spec: ================================================ Ngnix image pod creation  command to create pod with yaml =============================...

YAML basics

 Yaml basics  Dictionary (unordered)               eg.:       - Color: Red   Model:      Name: Baleno     Year: 1998   Price: 20000   Transition: Manual - Color: Blue   Model:      Name: Breeza     Year: 2008   Price: 15000   Transition: Auto      Array/List eg.: # List/Array of fruits (# used for comment) Fruits: -    Banana -    Orange -    Apple