Parallel Booting

[Bill Nottingham]

Alan Cox (alan at redhat.com) said: 
> That isn't to say the kernel is perfect and there is a ton of optimising
> work still going on, different scheduling algorithms and the like but
> most of the slowness is from user space - some from tools, some from
> combinations of tools and kernel (eg linker and paging patterns) and a lot
> of it from sheer stupid clueless design of applications and especially
> of GUI libraries.

Just as a data point, in my 57-second bootup timings, a full 10.5 seconds of
that is before init - so there is plenty of places to improve all around.

Bill