Re: Suspend to disk

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Friday 14 April 2006 13:26, Christian Heimanns wrote:
> Sorry for the delay, I was on the road...
> 
> Rafael J. Wysocki wrote:
> > [update]
> > 
> > On Tuesday 11 April 2006 22:35, Rafael J. Wysocki wrote:
> >> On Tuesday 11 April 2006 22:06, Christian Heimanns wrote:
> >>> Hello to all,
> >>> following situation:
> >>> On my notebook Samsung X20 1730V I'm running Slackware 10.2 current with
> >>> kernel 2.6.15.6. Suspend to RAM and suspend to disk works fine.
> >>> Since kernel >= 2.6.16 suspend to disk breaks the restore of the
> >>> X-Server. That means that the current sessions is lost and the X-Server
> >>> restarts.
> >> Does it resume successfully without X (ie. runlevel 3)?
> >>
> >>> No problems with suspend to RAM. Please find attached the 
> >>> dmesg output for kernel 2.6.15.6 and 2.6.16.2. As well there is the
> >>> output frpm lspci. The only difference I can find is that I have with
> >>> kernel 2.6.16 some
> >> Do you use a framebuffer driver and if so, is it modular?
> > 
> > Sorry, I see in the logs that you do.  Could you please boot with vga=normal
> > and see if that helps?
> > 
> 
> I tried kernel 2.6.16.2 with vga=normal. No changes. Suspend to RAM
> works well, suspend to disk not. It's just the X-Server who restarts and
>  I lose the suspended X-session. The following messages I've found in
> the dmesg output after resume:
> 
> pnp: Device 00:08 does not supported activation.
> pnp: Device 00:09 does not supported activation.
> Restarting tasks... done
> 
> No idea what pnp device 00:08 and 00:09 is!

No idea, sorry.

> These problems I have only with the kernel >= 2.6.16

You can try to do something like this: change the runlevel to 3 (eg. init 3),
the start the X server manually (ie. "X" as root), switch to a text terminal
and try to suspend.  Then, after resume, see if the X server is still running
and if not, look into its log.

Greetings,
Rafael