Pyongwon Lee

Working with Kubernetes

Kubernetes, also known as K8s, is an open-source system for automating deployment, scaling, and management of containerized applications.

https://kubernetes.io/

Features

Management of containers: Service discovery/load balancing, secrete and configuration management
Scale containers: self healing, horizontal scaling
Storage Orchestration: Robust networking and storage options

Here is the list of useful Kubernetes commands and examples.

Kubernetes – Install and Test on CentOS7

This is how to install Kubernetes on the Linux machine (CentOS7) – Master Node + Worker Node

[AWS] S3 Storage Classes and Versioning

S3 Storage Classes (Storage Tier) – cost, durability, and availability – can be changed manually or using lifecycle policies.

Link: https://aws.amazon.com/s3/storage-classes/

Object Durability: The percentage over a one-year period that an object in S3 will not be lost.
Object Availability: The percentage over a one-year period that an object in S3 will be accessible.

[AWS] S3 Architecture

AWS S3 (Simple Storage Service) is a global object storage platform that can be used to store and retrieve any amount of data.

Docker – Basics

Docker is the container runtime and orchestration engine.

Enterprise Edition (EE) and Community Edition (CE)
Moby is the Open Source project of Docker — Moby consists of modular components.

Scientific Method

Science is a systematic and organized method of studying nature based on observing facts and verifying results.

“Step Functions” is a fully managed long-running, serverless workflow service that provides state machines. It provides a visual interface for you to build and run serverless applications as a series of steps.

[AWS] Simple Workflow (SWF)

SWF is a web service that coordinates and manages the execution of activities across distributed application components. Tasks can be run asynchronously.

Author Archives: Pyongwon Lee