Boot poster challenge

[Ralf Ertzinger]

On Wed, Nov 17, 2004 at 01:06:07PM +0100, Ziga Mahkovec wrote:

> http://www.klika.si/ziga/bootchart/bootchart-rhgbfix.png
> (boot time: 0:46, yay)

Looks to me like readahead_early and readahead are spending their
time doing a whole lot of nothing (uninter. sleep, which I guess
means "waiting for IO"). But if these two wait for IO, what process
blocks it? Nothing else seems to be running at the same time,
everyone waits.