[mikewhy]

> 150ms is such an absurdly short amount of time that I'm left wondering what booting is in this context.

Clear Linux was announced about a year ago, and it does boot absurdly quickly

https://clearlinux.org

https://lwn.net/Articles/644675/

[philips]

It does this thanks to a technology called DAX and the fact that systemd boots really fast.

https://www.kernel.org/doc/Documentation/filesystems/dax.txt

[rwmj]

DAX is a small part of it, but Intel made many changes throughout the stack, mostly to the Linux kernel.