Re: Suspend to RAM issus on a Dell 700m

[Benedek Frank <linux-mmCHBaZtUya2oZ/6fjIToQ@public.gmane.org>]

On Sun, 26 Jun 2005 12:36:48 -0400
Petros Kolyvas <pkolyvas-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> Hi Folks,
> 
> I finally got the "mem" state to function on my laptop (a state which
> I  use extensively in that "other" OS when I'm working.)
> 
> A few issues though... my cpu, upon return, powers up to full-speed 
> making it impossible to truly conserve power, sort of defeating the 
> whole process.
> 
> It seems a rogue process (one which I can't kill)... listed only as
> 'sh  -i" is using ~99% of the available CPU cycles. I have no idea
> where it's  coming from.
> 
> Additionally the system gets less and less responsive with each return
> 
> from the "mem" state. Probably due to many of these rogue processes 
> building up and bogging the system down.
> 
> Below is the script I used, which I found online and modified (very 
> little) as needed. Any insight would be greatly appreciated. Oh, I'm 
> using FC4 w/ 2.6.12 (unpatched.)
> 
> Thanks,
> Pk

Hi

I have mine working perfectly, you may check my site, and compare a few
things.

http://www.celifornia.com/documents/dell700m.html

Hope it helps

Benedek
> 
> ///
> 
> script to drive the system to S3
> # suspend-to-ram
> 
> if [-e /suspending]; then
> 	echo "already in the process of suspending. Please be patient."
> else
> 	/bin/touch /suspending
> 
> 	# Step 1: preparing sleep
> 	/usr/bin/killall -s SIGUSR1 cpuspeed
> 	/usr/bin/chvt 1 # necessary to make DRI work
> 	/sbin/service anacron stop
> 	# USB doesn't suspend without unloading first
> 	/sbin/rmmod ehci_hcd
> 	/sbin/rmmod uhci_hcd
> 	#save the system time
> 	/sbin/hwclock --adjust
> 	#/sbin/rmmod wacom # only necessary of you have wacom stylus
> 	/sbin/rmmod -as
> 	/bin/sync
> 
> 	# Step 2: send sleep command via ACPI
> 	echo mem > /sys/power/state
> 
> 	# Step 3: wake-up and reload
> 	# restart the BIOS code for the video card
> 	/usr/bin/video_post
> 	# restore clock
> 	/sbin/hwclock --hctosys
> 	# reload USB modules
> 	/sbin/modprobe ehci_hcd
> 	/sbin/modprobe uhci_hcd
> 	# initialise X
> 	xinit /bin/false -- :1
> 	/usr/bin/chvt 7
> 	# restore resvices
> 	/sbin/service anacron start
> 	/sbin/service cpuspeed restart
> 
> 	rm /suspending
> fi
> 
> 
> 
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