Information Technology Reference
In-Depth Information
EXERCISE 1.1: JIT PROVISIONING ON AWS (continued)
2. First you will have to specify the Amazon Machine Image (AMI), which is Amazon's
version of a template used to spin up a preconfigured customized server in the cloud.
In AWS, you can select a vanilla OS or your own template (AMI), or you can select
from hundreds of community AMIs available on AWS.
It is, however, recommended not to spin mission-critical applications on top of shared
community AMIs until you are certain about the security practices put in place.
3. Next, select the size of the instance.
AWS has a set of fixed compute resource servers.
4. You can get started with selecting the hardware and networking configurations you
need and then add more resources on top of that while configuring the instance.
Pay as You Grow
One of the primary “promises” of the cloud, and also what contributed significantly to the
early adoption of it, was the pay-as-you-go model, which has been slightly tweaked, in fact,
and just renamed to pay as you grow. A decade ago, startups needed to have substantial
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