- Minimal OS includes the Linux kernel (5.4), the system software and containerd as container runtime.
- Atomic update mechanism to apply or rollback OS updates in one step.
- Integrations with container orchestrators like Amazon EKS are possible to manage and orchestrate the updates.
- An “Admin container” can be run to perform advanced troubleshooting or debugging.
AWS stated that by stripping Bottlerocket down to its essentials, its attack surface and resource consumption is much lower than general-purpose operating system. Instructions for the Bottlerocket preview are available here. More information is available here. According to the FAQ, general availability is expected “later this year.”