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The AWS Well-Architected Framework The AWS Well-Architected Framework helps you understand how to design and operate reliable, secure, efficient, and cost-effective systems in the AWS Cloud. It provides a way for you to consistently measure your architecture against best practices and design principles and identify areas for improvement. The Well-Architected Framework is based on five pillars: O..

Innovate with AWS Services When examining how to use AWS services, it is important to focus on the desired outcomes. You are properly equipped to drive innovation in the cloud if you can clearly articulate the following conditions: The current state The desired state The problems you are trying to solve Consider some of the paths you might explore in the future as you continue on your cloud jour..

How can I allow users to access objects in S3? By default, all objects are private — meaning only the bucket account owner initially has access to the object. If you want a user to have access to a specific bucket or objects without making them public, you can provide the user with the appropriate permissions using an IAM policy. In addition to allowing access using an IAM policy, you can also c..

AWS Snow Family members The AWS Snow Family is a collection of physical devices that help to physically transport up to exabytes of data into and out of AWS. AWS Snow Family is composed of AWS Snowcone, AWS Snowball, and AWS Snowmobile. These devices offer different capacity points, and most include built-in computing capabilities. AWS owns and manages the Snow Family devices and integrates with..

6 strategies for migration When migrating applications to the cloud, six of the most common migration strategies that you can implement are: Rehosting Replatforming Refactoring/re-architecting Repurchasing Retaining Retiring To learn more, select the + symbol next to each category. Rehosting – Rehosting also known as “lift-and-shift” involves moving applications without changes. In the scenario ..

Six core perspectives of the Cloud Adoption Framework At the highest level, the AWS Cloud Adoption Framework (AWS CAF) organizes guidance into six areas of focus, called Perspectives. Each Perspective addresses distinct responsibilities. The planning process helps the right people across the organization prepare for the changes ahead. In general, the Business, People, and Governance Perspectives..

If you are seeing the message with "EMFILE: too many open files" in your deployment, that's because your current system of open files is limited. $ ulimit -a core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 101974 max locked memory (kbytes, -l) 64 max memory size (kbytes, -m) unlimited open files (..

Unix Shell Path && Moving . means current directory .. means parent directory ../.. goes to two directories '$PATH' means all the environment variables. it will direct to all possible commands that are in $PATHs ~ is short for '$HOME' $ >> Environment variable starts with this Useful Commands env command: show all possible environment variables | pipe oerator: Take output to the input of the nex..

AWS Marketplace AWS Marketplace is a digital catalog that includes thousands of software listings from independent software vendors. You can use AWS Marketplace to find, test, and buy software that runs on AWS. For each listing in AWS Marketplace, you can access detailed information on pricing options, available support, and reviews from other AWS customers. You can also explore software solutio..

AWS Support AWS offers four different Support plans to help you troubleshoot issues, lower costs, and efficiently use AWS services. You can choose from the following Support plans to meet your company’s needs: Basic Developer Business Enterprise Basic Support Basic Support is free for all AWS customers. It includes access to whitepapers, documentation, and support communities. With Basic Support..