AWS/EC2 – Instance – Metadata

Background Continuing with our study on AWS/EC2. Let us quickly cover how we go about querying the EC2 instance for rudimentary system information. Environment On the instance itself, please send a payload against Link-local address; specifically 169.254.169.254.  The full URL is http://169.254.169.254/latest/meta-data/ Tool We are on MS Windows and we have browsers loaded and we … Continue reading AWS/EC2 – Instance – Metadata

AWS :- Elastic Compute Cloud ( EC2 ) and Elastic Block Store ( EBS ) :- Review Questions

Review Questions Your web application needs four instances to support steady traffic nearly all of the time. On the last day of each month, the traffic triples. What is a cost-effective way to handle this traffic pattern? A. Run 12 Reserved Instances all of the time. B. Run four On-Demand Instances constantly, then add eight … Continue reading AWS :- Elastic Compute Cloud ( EC2 ) and Elastic Block Store ( EBS ) :- Review Questions

AWS/EC2 – Adding Elastic Block Storage ( EBS )

Background Wanted to quickly go over the process of adding Elastic Block Storage ( EBS ) to an EC2 Instance. What is Elastic Block Storage A quick definition is available here. Amazon Elastic Block Store (Amazon EBS) provides persistent block storage volumes for use with Amazon EC2 instances in the AWS Cloud. Each Amazon EBS … Continue reading AWS/EC2 – Adding Elastic Block Storage ( EBS )