Related: EC2, EC2 Image Builder, EC2 Instance Export caveats
AMI – Amazon Machine Image
Regional and has unique ID, same distribution to be published in multiple regions
Consider it as a logical container
Image type with which you launch your instance. Built for specific regions and can be copied to one another.
3 Types:
- Public – AWS provided
- Owner – in-house, you make them and can share to multiple AWS accounts or outside
- Marketplace – which were made by someone else
You capture EC2 instance into an AMI, allows to customize your deployment.
Containing
- Permissions.
- Device ID of connected volumes.
- Block Device Mapping to newly created snapshots of EBS volumes.
AMI Baking – creating an AMI form a configured instance (golden imaging)
AMI cannot be edited – launch a new instance and update configuration
Can be copied between regions (w/ snapshots), absolutely new AMI unique name
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