Re: dmesg verbosity [was Re: AGP bogosities]

Dave Jones
2005-03-23T16:14:53Z

On Wed, Mar 23, 2005 at 09:21:22AM +0100, Giuseppe Bilotta wrote:
> Dave Jones wrote:
> > Some of the folks on our desktop team have been doing a bunch of experiments
> > at getting boot times down, including laying out the blocks in a more
> > optimal manner, allowing /sbin/readahead to slurp the data off the disk
> > in one big chunk, and run almost entirely from cache.
>
> What are the cons of using "all of" the RAM at boot time to
> cache the boot disk?

It's memory that's otherwise unused. Once you start using the system
anything cached will get reclaimed as its needed.

Dave