Cloud Diaries

Introduction: Hello Everyone! Are you part of an enterprise organization, financial services institution, healthcare provider, or government agency? If so, I have some exciting news for you. Today, I want to introduce you to AWS Landing Zones and Control Tower, two powerful services that can revolutionize your cloud management experience. In the past, managing complex IT infrastructures and ensuring compliance with industry regulations was a daunting task. Manual account setup, security configurations, and governance processes were time-consuming and prone to errors. But with the introduction of AWS Landing Zones and Control Tower, everything has changed. Let me share my own journey to illustrate the transformative power of these services. As a cloud enthusiast, I was searching for ways to streamline our organization's cloud management processes. We faced challenges in maintaining consistency, security, and compliance across our accounts. That's when I discovered AWS Landing Zo...

Hello Everyone!  I'm Nishanth, and I want to take you on a journey through my experiences with load balancers in AWS. Buckle up, because this is a story of how load balancers transformed my online presence and propelled my website, www.nishanth.com, to new heights. Life Before Load Balancers: Once upon a time, my website was struggling to handle the increasing traffic. It became slow, unresponsive, and crashed frequently. I desperately needed a solution to distribute the incoming requests efficiently. Manual load distribution was a nightmare, requiring constant monitoring and adjustments. I knew there had to be a better way. The Game-Changing Discovery: That's when I stumbled upon the incredible technology of load balancers. These intelligent traffic managers promised to automatically distribute incoming requests across multiple servers, ensuring optimal resource utilization and fault tolerance. Excited by the possibilities, I decided to embrace load balancers as my loyal compa...

A Strategic Approach to Infrastructure Control in AWS: My Journey to Architecting Success Hi Everyone!  I'm Nishanth, a cloud architect with a passion for architecting solutions in AWS. In this captivating narrative, I'll take you on a journey through my experiences with infrastructure control in AWS, using the exciting use case of migrating a Customer Relationship Management (CRM) application. Join me as we explore the step-by-step approach I took, leveraging the AWS Well-Architected Framework, to architect a robust and efficient solution. Phase 1: Understanding Requirements and Assessing Infrastructure Control Needs Once upon a time, I embarked on a mission to migrate a CRM application to AWS. I engaged with stakeholders from sales, marketing, and IT departments, listening intently to their needs and goals. This crucial step allowed me to gather valuable insights into workload expectations, performance requirements, scalability needs, security concerns, compliance requirement...

Topic: Getting below error while trying to SSH in AWS EC2. Error:  @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that a host key has just been changed. The fingerprint for the ECDSA key sent by the remote host is SHA256:**************************************** Please contact your system administrator. Add correct host key in C:\\Users\\USERID/.ssh/known_hosts to get rid of this message. Offending ECDSA key in C:\\Users\\USERID/.ssh/known_hosts:5 ECDSA host key for ec2-XX-XX-XXX-XX.compute-1.amazonaws.com has changed and you have requested strict checking. Host key verification failed. Quick Check: Check if you are using ec2-user or root user. If you are using root user, most li...

  What is Azure App service? Azure App Service  is a fully managed web hosting  service  for building web applications,   services , and RESTful APIs. The  service  offers a range of plans to meet the needs of any  application , from small websites to globally scaled web applications.  It can host web applications, REST APIs, and mobile back ends using languages like .NET, .NET Core, Java, Ruby, Node.js, PHP, or Python. Applications run and scale with ease on both Windows and   Linux -based environments. Below is the sample architecture of hosting App services using Azure services Pic source( MS learning doc) How to create an Azure app service? During the process, we need  1)Valid Azure subscription 2)User with subscription mapped 3)Azure must have roles to create Azure services 4)Resource Group 5)Azure App service plan 6)Custom domain for DNS mapping 7) Azure SQL for backend. 8) Domain provider(Ex:- Godaddy) for DNS mapping wi...