Re: suspending to disk on FC6 not working

[Louis Garcia <louisg00@bellsouth.net>]

On Mon, 2006-09-25 at 22:15 +0200, Rafael J. Wysocki wrote:
> On Monday, 25 September 2006 21:34, Louis Garcia wrote:
> > On Mon, 2006-09-25 at 20:43 +0200, Rafael J. Wysocki wrote:
> > > On Monday, 25 September 2006 19:10, Louis Garcia wrote:
> > > > On Mon, 2006-09-25 at 09:16 +0200, Rafael J. Wysocki wrote:
> > > > > On Monday, 25 September 2006 00:55, Louis Garcia wrote:
> > > > > > When I first installed FC6 test 2 suspend to disk worked on my box which
> > > > > > is a Dell dimension 8200 (P4). During the kernel-2.6.17-xxx updates this
> > > > > > has stopped working. Now kernel-2.6.18 has come out and I'm having the
> > > > > > same problems. I have tried to get this resolved on there mailing list
> > > > > > but it's not high on there things todo. I would like to debug suspend to
> > > > > > see what is happening. What is the proper way to do this? Has this been
> > > > > > discussed before? Is there a separate mailing-list for suspend?
> > > > > 
> > > > > Generally you're not giving enough information to trace the problem.
> > > > > 
> > > > > First, what doesn't work, the suspend to disk or the resume?
> > > > > 
> > > > > Rafael
> > > > > 
> > > > > 
> > > > 
> > > > Suspend to disk does not work. When trying to suspend, from gnome, it
> > > > goes normally. The power button blinks and then restarts. I'm back to
> > > > the screensaver lock screen but the mouse and keyboard are dead.
> > > 
> > > Can you please try booting the kernel with init=/bin/bash, mount /proc,
> > > mount /sys, do "/sbin/swapon -a" and "echo disk > /sys/power/state"?
> > > 
> > > Rafael
> > > 
> > > 
> > After the echo command the box turned off. The power button was not
> > blinking. I restarted it and went into grub,
> 
> Did you append init=/bin/bash to the kernel command line after it had gone
> into GRUB?

No, first I booted with init=/bin/bash. Then I did the things you said,
When the box was off I booted normally. You saying I should append
init=/bin/bash before and after trying to suspend.

> > linux booted into bash.
> 
> Had it been displaying a progress meter before the bash came up?

Never saw a meter before.

> > When suspend was working the power button flashed and when I pressed it
> > the box booted right into linux and the screensaver lock screen
> > bypassing grub altogether.
> 
> That's because if you suspend "normally", some scripts run before the suspend
> that change your GRUB configuration and use the "platform" suspend method.
> However, the problem seems to be on much lower level and to debug it we need
> to bypass these things.

Yes, something in the kernel I assume. How do I debug this further? 

> Greetings,
> Rafael

-Louis