In order to cope with increased demand we need a method to add additional capacity when required. To do this we can utilize cloud watch alarms to trigger our autoscaling group. By having additional nodes in the web tier we can increase our capacity. When the demand tapers off we can remove nodes. We can also use Cloud …

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In my last post I showed how to use Terraform to create an EC2 instance as well as a RDS to host WordPress. One problem with this setup is that we only have one host inside a single availability zone. The RDS already uses a multi AZ deployment so if the availability zone fails we will lose access to our website. To …

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In this final post I would like to cover some of the odds and ends we didn’t cover in previous posts. There are still some additional tasks you can complete to improve availability, elasticity and security. Redundant NAT Gateways The NAT Gateway Service that Amazon provides is highly available within the availability …

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In my last post I talked about using Terraform to use infrastructure as code principles to create a VPC environment to host a WordPress site. In this article we will deploy an RDS and an EC2 instance to host WordPress. The RDS will live in two availability zones in US east. This will provide redundancy if the AZ …

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In the past I have written posts about using infrastructure as code to deploy your web applications in a repeatable and controllable fashion using the concept of infrastructure as code. Today I would like to give a concrete example of how this is done using word press deployed to AWS. In the first section I will …

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