Re: [rfc] "laptop mode"

Pavel Machek (pavel@suse.cz)
Sun, 2 Jun 2002 05:47:14 +0000


Hi!

> > Here's a patch which is designed to make the kernel play more nicely
> > with portable computers.
>
> I just had a brainwave. The following text has been added...
>
>
> Aside: there is another reason why disks spin up more often than
> necessary: an application has only read a part of a file, and it needs
> to fetch more of that file later on. This commonly happens with the
> pagein of executables. To fix this you can increase the readahead
> tunable of your disk drive to something enormous (say, one gigabyte):

This was not required in my configs...
Pavel

-- 
Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt,
details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.

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