The overhead to starting a docker container is practically zero. A new namespace and a few overlayfs mounts are virtually instantaneous. Roughly speaking, once

The overhead to starting a docker container is practically zero. A new namespace and a few overlayfs mounts are virtually instantaneous. Roughly speaking, once the kernel has booted inside a VM, it launches the first process which would be the “container” for a “firecracker container”. Certainly possible to get kernel boot times below 1 second.