[ale] acpi/apm/hibernate/suspend/et al

[kaboom at gatech.edu (Chris Ricker)]

On Wed, 28 May 2003, Christopher Bergeron wrote:

> Can anyone shed any light on the conundrum that is hibernation/suspend 
> to disk under linux?  My goal is to put my desktop machine into a sleep 
> state such that I don't have to wait for the full boot process.  I've 
> been reading up on swsusp, and I'm running kernel 2.5.67 (with 
> suspend-to-disk [or is it hibernate]) built in. 
> 
> My questions are numerous - but specifically, should I use APM or ACPI 
> for hibernat/suspend-to-disk?  Does it matter?  Is there a difference 
> between suspend-to-disk and hibernate?  Does anyone on the list have a 
> decent understanding of this and if so, could you shed a little light on 
> the subject for us/me?

It's really going to depend on your hardware. Some BIOSes implement 
suspend-to-disk (IBM, for example, I think does this). On my laptop 
(Compaq), swsusp works fairly well. On the Toshiba I tried to set it up on, 
it didn't really work at all. YMMV

later,
chris
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