AWS — Amazon S3 Storage Classes Overview

Introduction to AWS S3 Storage Classes Amazon S3 offers a range of storage classes designed for different use cases. These include Standard for general-purpose storage of frequently accessed data; Intelligent-Tiering for data with unknown or changing access patterns; Standard-IA and One Zone-IA for long-lived, but less frequently accessed data; and Glacier and Glacier Deep Archive for long-term archive and digital preservation. Amazon S3 storage classes are designed to sustain the concurrent loss […]

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Azure — Azure Private Link Overview

Introduction to Azure Private Link TL;DR: Private Link enables access to hosted customer and partner services over a private endpoint in your virtual network. It enables a true private connectivity experience between services and virtual networks. Azure Private Link brings Azure services inside the customer’s private VNet. The service resources can be accessed using the private IP address just like any other […]

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AWS — Serverless services on AWS

Getting Started with AWS Serverless Computing Serverless is the native architecture of the cloud that enables you to shift more of your operational responsibilities to AWS, increasing your agility and innovation. Serverless allows you to build and run applications and services without thinking about servers. It eliminates infrastructure management tasks such as server or cluster provisioning, patching, operating system maintenance, […]

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AWS — Difference between CloudWatch and CloudTrail

CloudWatch vs CloudTrail in AWS CloudWatch focuses on the activity of AWS services and resources, reporting on their health and performance. CloudTrail is a log of all actions that have taken place inside your AWS environment. CloudWatch: AWS CloudWatch is a monitoring service for AWS cloud resources and the applications you run on AWS. You can use Amazon CloudWatch to collect and […]

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AWS — Amazon SNS Overview

Introduction to Amazon Simple Notification Service TL;DR: AWS SNS is a web service that coordinates and manages the delivery or sending of messages to subscribing endpoints or clients. And makes it easy to set up, operate, and send a notification from the cloud. It provides developers with the highly scalable, cost-effective, and flexible capability to publish messages from an application […]

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AWS — Difference between EBS and Instance Store

EBS (Elastic Block Store) vs Instance Store in AWS TL;DR EBS volume is network attached drive which results in slow performance but data is persistent meaning even if you reboot the instance data will be there. Instance store instance store provides temporary block-level storage for your instance. This storage is located on disks that are physically attached to the host computer. EC2 Storage […]

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AWS — Difference between SQS and SWF

SQS (Simple Queue Service) vs SWF (Simple Workflow Service) in AWS TL;DR: SQS is a service that allows you to queue messages giving you the ability to de-couple your environment. SQS will store and hold these messages in a highly scalable environment to be processed by another service or application as required. SWF is a different service altogether, it’s used to help […]

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Migrate Active Directory from Server 2012 R2 to Server 2016

This is very straight forward process, but make sure you test it 1st in your Test Environment. I’m using 2 Hyper-V Machine, which is my Previous domain Server (Microsoft.lk.com). 1- Login to windows Server 2016 machine with local admin credentials, Open server manager dashboard, click Add Roles and features. 2 – Click Next, Choose “Role-based or feature-based installation” radio button and click Next, Scroll down and choose Active Directory […]

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