Implementing AWS: Design, Build, and Manage your Infrastructure
by Yohan Wadia, Rowan Udell, Lucas Chan, Udita Gupta
Creating machine images
Creating or baking your own Amazon Machine Images (AMIs) is a key part of systems administration in AWS. Having a pre-baked image helps you provision your servers faster, easier, and more consistently than configuring it by hand.
Packer is the de facto standard tool that helps you make your own AMIs. By automating the launch, configuration, and clean-up of your instances, it makes sure you get a repeatable image every time.
In this recipe, we will create an image with the Apache web server pre-installed and configured. While this is a simple example, it is also a very common use-case.
By baking-in your web server, you can scale up your web serving layer to dynamically match the demands on your websites. Having the ...
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