Open in app

Sign In

Write

Sign In

Crishantha Nanayakkara
Crishantha Nanayakkara

475 Followers

Home

About

Dec 3, 2022

What is new in SAP-C02?

The new feature set The AWS Solution Architect Professional (SAP) exam is one of the toughest cloud certifications around. Recently on 15th November 2022, AWS introduced a new version (SAP-C02) with multiple added service questions to it. If you are getting ready to do this exam in the near future…

AWS

2 min read

What is new in SAP-C02?
What is new in SAP-C02?
AWS

2 min read


Oct 26, 2022

Running Minikube on AWS EC2

An easy deployment guide What is Minikube? Minikube is a lightweight Kubernetes (K8) installation, which can create a Virtual Machine (VM) on your local machine or in a cloud instance, which deploys a simple cluster containing only one node. If you want to explore Kubernetes (K8) in detail and if you do not…

Kubernetes

3 min read

Running Minikube on AWS EC2
Running Minikube on AWS EC2
Kubernetes

3 min read


Nov 28, 2021

EBS Volume Performance

A performance based review The Background When you create AWS EC2 instances, you can attach two types of volumes to them. EBS volumes Instance Store volumes Out of these two volume options, EBS is the persistent storage option and Instance store is the non-persistent / ephemeral storage option. Out of these two…

AWS

8 min read

EBS Volume Performance
EBS Volume Performance
AWS

8 min read


Published in AWS in Plain English

·Nov 11, 2021

An Introduction to the Elastic File System Architecture of AWS

An architectural overview of EFS and how it differs from other storage solutions. — There ate multiple storage offerings in AWS. Some of the popular storage solutions are: AWS S3 AWS EBS AWS EFS This article will discuss the EFS architecture and how it differs from other storage solutions such as EBS. This will give the reader a more conceptual understanding of when to…

AWS

6 min read

An Introduction to the Elastic File System Architecture of AWS
An Introduction to the Elastic File System Architecture of AWS
AWS

6 min read


Oct 31, 2021

Caching Strategies with AWS DAX

An Architectural Overview The Background With this article I am trying to explain multiple enterprise level caching strategies (in theory) and how AWS DAX can be used to implement them in production level setups. Caching Strategies There are multiple caching strategies available in a typical enterprise cloud design. …

AWS

5 min read

Caching Strategies with AWS DAX
Caching Strategies with AWS DAX
AWS

5 min read


Published in AWS in Plain English

·Oct 22, 2021

The Evolution of Amazon RDS, Amazon Aurora and Amazon Aurora Serverless

An Architectural Overview The Background Amazon RDS, Amazon Aurora and Amazon Aurora Serverless are the main three RDBMS service offerings in AWS. Each service has evolved over the years and provides benefits to the clients in multiple ways. In this article, I am trying to give an in-depth understanding of how relational…

AWS

9 min read

The Evolution of Amazon RDS, Amazon Aurora and Amazon Aurora Serverless
The Evolution of Amazon RDS, Amazon Aurora and Amazon Aurora Serverless
AWS

9 min read


Published in Enlear Academy

·Oct 5, 2021

Introduction to Amazon MQ

How to Migrate Existing Messaging Infrastructures to AWS using Amazon MQ — AWS Messaging Infrastructures There are multiple native messaging architectures available in AWS. Out of these, AWS SNS and AWS SQS are AWS native messaging services. Both SNS and SQS do not require you to set up any third party message brokers manually to get started. They are highly scalable and simple to use…

AWS

3 min read

Introduction to Amazon MQ
Introduction to Amazon MQ
AWS

3 min read


Sep 27, 2021

Securing S3 with Origin Access Identity (OAI) via CloudFront

A Step by Step Approach The Background In my introductory AWS CloudFront article, it was explained how we can secure native and custom origins via CloudFront. Out of those methods, Origin Access Identity (OAI) can be used to secure a native S3 origin. This article will discuss the OAI way of securing…

AWS

4 min read

Securing S3 with Origin Access Identity (OAI) via CloudFront
Securing S3 with Origin Access Identity (OAI) via CloudFront
AWS

4 min read


Sep 23, 2021

AWS CloudFront Architecture

The AWS Content Delivery Network (CDN) The Background AWS CloudFront (CF) is AWS fast, programmable and secure Content Delivery Network (CDN). This article will summarize multiple key concepts related to AWS CF such as CF architecture, Edge Locations, Caching Process, Behaviors, Time To Live (TTL), Cache Hit Ratio, Cache maximization strategies, Cache…

AWS

9 min read

AWS CloudFront Architecture
AWS CloudFront Architecture
AWS

9 min read


Sep 18, 2021

Handling Private Hosted Zones in R53

Part 03 — AWS R53 Series Background As you know, there are two types of Hosted Zones available in AWS Route53 (R53). Public Hosted Zones Private Hosted Zones In my previous R53 articles (see below links) I discussed Routing policies around a public hosted zone. AWS Route53 and Routing Policies —…

AWS

4 min read

Handling Private Hosted Zones in R53
Handling Private Hosted Zones in R53
AWS

4 min read

Crishantha Nanayakkara

Crishantha Nanayakkara

475 Followers

CTO @ ICTA Sri Lanka

Following
  • Dick Dowdell

    Dick Dowdell

  • javinpaul

    javinpaul

  • Priyal Walpita

    Priyal Walpita

  • JIN

    JIN

  • Dr. Erlijn van Genuchten

    Dr. Erlijn van Genuchten

Help

Status

Writers

Blog

Careers

Privacy

Terms

About

Text to speech