Re: Suspend to RAM issus on a Dell 700m

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

On Mon, 27 Jun 2005 00:35:54 -0400
Petros Kolyvas <pkolyvas-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> I got your script working finally... turns out the problem was my
> fault for not setting your lid script as executable and leaving the
> other script still in place. Your script actually ran perfectly with
> no problems and I have been testing it heavily (many suspends) since
> without issue.
> 
> Thanks for the help and encouragement.
> 
> Petros
> 
Hi

Glad I could help. If you have any other questions,just go ahead.

Ben
> Benedek Frank wrote:
> > 
> > On Sun, 26 Jun 2005 17:08:37 -0400
> > Petros Kolyvas <pkolyvas-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> > 
> > 
> >>Your script works just as well (if not better), but that persistent
> >>interactive shell using 99% of my available CPU continues to crop
> >up. >I'm not sure where to go from here.
> >>
> >>Thanks for the reply though!
> >>
> >>Petros
> >>
> > 
> > And you cannot kill that thing? Like "ps ax" will give you the ID
> > number, and then "kill -9 xxxx" (xxxx is ID number) ?
> > 
> > If yes, you may put that in the waking part of the script, and it
> > will kill the bastard. If that isnt the case, I wouldnt know what to
> > do. I have 2.6.9 kernel, and that might be the case. 2.6.9 works
> > like a charm. Also try to kill as many running apps as you can prior
> > to suspend, just to test, and then resume, and see if it works. ALso
> > try to suspend from console (no X session, session manager running).
> > If it works, you can enable processes one by one, and see which one
> > causes the system to freak, and eliminate the process. 
> > 
> > I see you use cpuspeed. How about stopping that before suspend? Just
> > a blind guess though. This is what I would try if it was mine. Also
> > just a sidenote, powernowd is a superb CPU speed scaling (on demand)
> > app. You may check that out. All info should be on my site.
> > 
> > If you have anything you may add to the site, let me know, and I
> > will post it there.
> > 
> > Ben
> > 
> >>Benedek Frank wrote:
> >>
> >>>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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