AWS

Introduction to AWS DynamoDB

Reading Time: 4 minutes DynamoDB is a database service provided by Amazon. Amazon DynamoDB is a fully managed NoSQL database service that provides fast and predictable performance with seamless scalability. You can use it to store and retrieve any amount of data without worrying about hardware provisioning, setup & configuration, replication, software patching, or cluster scaling. It mostly takes care of these things itself while also providing options to configure these Continue Reading

Amazon Rekognition: Welcome to Visual Recognition

Reading Time: < 1 minute We have always been captivated <3 and mesmerized 😮 by sci-fi movies like James Bond, and we dreamt of those technologies to become reality one day but here we are in the world of Artificial Intelligence and Deep Learning living at the edge of the Technology driven ecosystem. Visual Recognition has been there around for so long but there didn’t exist any product which handled Continue Reading

Send an Email Through the Amazon SES SMTP Interface with scala

Reading Time: 2 minutes The following procedure shows you how to use AWS Toolkit for IntelliJ to create an AWS SDK project and modify the scala code to send an email through Amazon SES. In this getting started tutorial, you send an email to yourself so that you can check to see if you received it. For further experimentation or load testing, use the Amazon SES mailbox simulator. Prerequisites Continue Reading

Configuring SSH Key Authentication on Linux

Reading Time: 3 minutes Now Days it is very convenient to use Remote Desktop Protocol(RDP) for accessing remote system over Internet, specially server systems(either client to server or server to server), although it is very convenient and easy way to access remote systems but it may cause big loss as it may provide an opportunity for remote attackers to guess logon credentials of client. There may present many ways Continue Reading

Dealing With Deltas In Amazon Redshift

Reading Time: 5 minutes Hi, In this blog I would like to discuss a scenario of implementation of Deltas in Amazon Redshift using spark-redshift. Prior to that I would like to make you aware of Amazon Redshift, spark-redshift library and integration of Spark with Redshift. It is assumed that you have a fair knowledge of programming in Apache Spark and Spark SQL. You may refer to the documentation links Continue Reading

Deploying a 2 node Elasticsearch cluster on ec2 instance.

Reading Time: 4 minutes In this blog we will focus on two major things : 1). Steps required to create a two node elasticsearch (v5.2 released on 31.Jan.2017) cluster on Linux instances (with CentOs as the default OS). 2). Attaching additional volume to the instances and making changes in elasticsearch configurations so that all the elasticsearch related data will be stored on the mounted volumes, since the default storage Continue Reading

Serverless Architecture-Blog-2 (AWS Lambda)

Reading Time: 3 minutes In our last blog, we have seen the serverless introduction, Continuing that in this blog we will implement serverless using AWS lambda. AWS Lambda is a compute service that lets you run code without provisioning or managing servers. AWS Lambda executes your code only when needed and scales automatically, from a few requests per day to thousands per second.

Serverless Architecture – Blog-1

Reading Time: 2 minutes What is Serverless computing? The “serverless” bit doesn’t actually mean that there are no servers required to run the new feature. It just means that we don’t have to deal with the infrastructure.That means we don’t have to worry about scaling, multi-server communication and other problems related to distributed systems. Lambdas do everything for us! Serverless can also mean applications where some amount of server-side Continue Reading

Mounting EBS(Elastic Block Store) volume to EC2(Elastic Compute Cloud) instance.

Reading Time: 3 minutes In this blog we will consider simple steps by which we can attach and mount a volume(elastic block store) to an ec2 instance. Following steps must be followed : Step 1 -> Creating an ec2 instance We will be creating a Linux instance (m4.large) which comes with Cent OS as the default operating system. Steps of creating an instance are clearly mentioned in official amazon docs, Continue Reading

AWS | Cleaning up your Amazon ECS resources

Reading Time: 3 minutes In my previous blog posts on AWS (Introduction to Amazon ECS | Launch Amazon ECS cluster | Scaling with Amazon ECS | Deploy updated Task definition/Docker image), I had given an overview about what is Amazon ECS with a walk-through on how to launch Amazon ECS and then deploy sample app by creating a task definition, scheduling tasks and configuring a cluster and to scale Continue Reading

AWS | Amazon ECS – Deploy Updated Task Definition/Docker Images

Reading Time: 3 minutes In my previous blog posts on AWS (Launch Amazon ECS cluster and scaling with Amazon ECS), I had explained how to deploy sample app by creating a task definition, scheduling tasks and configuring a cluster on Amazon ECS and to scale in / scale out the same. In this I will guide you how to create a new revision for the existing task definition to use Continue Reading