Cloud DevOps: Packer, Ansible, SSH and AWS/EC2

Cloud DevOps: Using Packer, Ansible/SSH and AWS command line tools to create and DBA manage EC2 Cassandra instances in AWS. This article is useful for developers and DevOps/DBA staff who want to create AWS AMI images and manage those EC2 instances with Ansible. Although this article is part of a series about setting up the Cassandra Database images and doing DevOps/DBA with Cassandra clusters, the topics we cover apply to AWS DevOps in general - even if you don’t use Cassandra at all.

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EC2 Compute

Understanding what AWS/EC2 provides for provisioning on-demand computing is essential for all DevOps. Amazon Elastic Compute Cloud (Amazon EC2) Amazon EC2 is AWS primary web service that provides resizable compute capacity in the cloud. EC2 Compute Compute is computational power needed for your use case. Amazon EC2 allows add compute resources through its Web Service API. EC2 allows you to launch instances. An instance is a server and you can install whatever software you need for your service or web application: NGINX, Apache httpd, Cassandra, Kafka, etc.

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