Yes, a lot of containers start in less than 1 second. With SSDs it's not as bad as it used to be for VMs, but it's still a lot longer than a container. I also

Yes, a lot of containers start in less than 1 second. With SSDs it's not as bad as it used to be for VMs, but it's still a lot longer than a container. I also find the workflow of creating Dockerfiles to be much smoother than cobbling together scripts for a VM. Plus Vagrant was a real PITA to get working on Windows (at least it used to be - I think I eventually gave up trying to get something running on Windows 7).