Description The ability to use computing resources efficiently to meet system requirements, and to maintain that efficiency as demand changes and technologies evolve. What – The ability to achieve an end goal with little to no waste, effort, or energy When – You want to focus on areas like Selection, Review, Monitoring and Trade-Offs to…
Reliability Pillar
Description The reliability pillar encompasses the ability of a workload to perform its intended function correctly and consistently when it’s expected to. This includes the ability to operate and test the workload through its total lifecycle. Resiliency is the ability of a workload to recover from infrastructure or service disruptions, dynamically acquire computing resources to…
Security Pillar
Description The security pillar describes how to take advantage of cloud technologies to protect data, systems, and assets in a way that can improve your security posture. Security posture – Refers to an organization’s overall cybersecurity strength and how well it can predict, prevent, and respond to ever-changing cyber threats. What – The state of being…
Operational Excellence Pillar
Description The ability to support development and run workloads effectively, gain insight into their operations, and to continuously improve supporting processes and procedures to deliver business value. The operational excellence pillar focuses on running and monitoring systems, and continually improving processes and procedures. What – Operational excellence is a business philosophy that focuses on continuous…
AWS Well-Architected Framework
What – It is a Framework that describes the key concepts, design principles, and architectural best practices for designing and running workloads in the cloud. Why – To understand the pros and cons of decisions you make while building systems on AWS. When – To build the most secure, high-performing, resilient, and efficient infrastructure for…
EC2 Multiple Virtual Hosting with CloudFront
WHAT – EC2 Multiple Virtual Web hosting with different Virtual IPs WHY – When you want to host multiple websites in EC2 with Cloudfront HOW – Create Web server, Elastic Load Balancer & CloudFront Distrubution Services – EC2, ELB, Cloudfront. Part 1: EC2 Web Configuration Create an EC2 Instance (Ubuntu / AL2) and attach virtual…
Rocky Linux Local Repository Configuration
What – To create a local repository from the existing running Rocky Linux server When – To ignore similar multiple downloads from the internet for server OS update and to save the bandwidth How – Follow the Steps Install Web server dnf install nginx && systemctl enable nginx –now Install Yum-utils package dnf install yum-utils…
S3 Bucket Endpoints
Example Bucket Name : natwebtest Region used : eu-west-1 1. S3 Direct Bucket Endpoint s3://natwebtest/index.html 2. S3 Bucket direct Web Endpoints Bucket Permissions and Bucket Policy – You need to disable “Block all public access” add also bucket policy to allow the action s3:GetObject to all URL available with DOT & DASH Differences as follow…
Ubuntu Upgrade
Upgrade ubuntu to the next release versions ex: 14 to 16 & 16 to 18 & 18 to 20 Take the required snapshots/backups sudo apt-get update sudo apt-get upgrade -y sudo apt-get dist-upgrade sudo do-release-upgrade The do-release-upgrade process will Create the backup alternative ssh port 1022 Purge the unwanted old version files Will ask you…
Kubernetes Dashboard Installation
1) Install the Web UI Dashboard using the recommended yaml file provided by Kubernetes: kubectl apply -f https://raw.githubusercontent.com/linuxraja/kubernetes-manifests/main/kdashboard/recommended.yaml Source : https://raw.githubusercontent.com/kubernetes/dashboard/v2.0.0-beta4/aio/deploy/recommended.yaml This Create two services dashboard-metrics-scraper & kubernetes-dashboard“` 2) Create Service Account (kadmin) kubectl apply -f https://raw.githubusercontent.com/linuxraja/kubernetes-manifests/main/kdashboard/create-admin-sa-dashboard.yaml 3) Create the Cluster Role Binding kubectl apply -f https://raw.githubusercontent.com/linuxraja/kubernetes-manifests/main/kdashboard/create-admin-rb-dashboard.yaml 4) Query the secret for the kadmin and…