AMI
Learn all about AMIs in AWS and practice with them yourself.
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Amazon Machine Images
Amazon Machine Images (AMIs) are a set of custom software configurations and an OS that are loaded into our EC2 machines. While creating EC2 instances, we can choose from a list of AMIs created by us (custom AMIs), AWS (for example, AmazonLinux2), or other AWS developers.
Some of the AMIs from other developers are free to use, but we’ll have to pay for some AMIs in the AWS AMI Marketplace.
Note: Be careful not to use AMIs from an untrusted source because that can be a potential security risk.
We can also install and configure software automatically into new EC2 instances using the EC2 user data. However, doing this through AMIs provides a faster boot time because all our software and configurations are prepackaged.
- By using AMIs, we can set up custom monitoring and