suspend to disk
avg at icyb.net.ua
Tue Feb 9 12:33:23 UTC 2010
on 09/02/2010 01:13 Christof Schulze said the following:
> Hello everyone
> today I tried whether my samsung q35 laptop would suspend using acpiconf on
> RELENG_8. I was amazed that acpiconf -s3 works out of the box. However
> acpiconf -s4 does not work which would be the useful side of hibernation for
> From the manpage of acpiconf I understand that acpiconf -s4 should store the
> non-cache-parts from ram somewhere on disk. If called the system shuts down
> without writing much on the disk so something is odd there.
> I have 2,5 gb of ram and only 800MB of swap space which is labeled correctly.
> What do I have to do in order to make suspend to disk work?
> Is it possible to compress the contents of the ram like some programs from the
> linuxworld do it (tuxonice)?
> Or did I entirely miss some configuration here?
> Please cc me while replying to this email as I am not on the freebsd-acpi
> list. I do track -stable though.
Long story short - FreeBSD does not support 'pure' S4.
S4BIOS might work if your BIOS provides that feature.
More information about the freebsd-acpi