[sudb]

Something elided here is that nested virtualization on regular EC2 instances has only been possible since February this year[1] - before this, you had to use a metal EC2 instance to run Firecracker VMs.

1. https://aws.amazon.com/about-aws/whats-new/2026/02/amazon-ec...

[gregpr07]

Yeah pretty new stuff - official it’s still not recommended but works really well so far! Finally we don’t have to run baremetal

[nunez]

And metal instances are MEGA slow to start and stop.

[a012]

Never used baremetal servers? They’re freaking slow to cold start or restart cycles