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#1 2011-01-03 14:33:08

betek
Member
From: Tampere, Finland
Registered: 2011-01-03
Posts: 6

Lenovo Thinkpad x200 suspend to ram problem

Hi,

My problem is the suspend used to work flawlessly until I updated the Arch Linux. Now when I try to suspend the moon led just flashes couple of times and then nothing. I tried manually write "mem" to /sys/power/state and it says "echo: write error: Input/output error" .

I have tried several settings in s2ram and pm-suspend. Also I have tried to reset the BIOS in factory state since I have been fiddling with BIOS settings prior the problems started to occur.

Any ideas what I should try next?

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#2 2011-01-04 12:46:16

thok
Member
Registered: 2009-02-15
Posts: 8

Re: Lenovo Thinkpad x200 suspend to ram problem

same problem here, tried several settings, reedited suspend.conf, rebuilt kernel. suspend to disk is not working either, says it's synching disks but then returns to terminal.


error:

Switching from vt4 to vt63
fbcon fb0 state 1
s2ram_do: Input/output error
fbcon fb0 state 0
switching back to vt4

logfile:
Jan  4 13:37:15 patera kernel: PM: Syncing filesystems ... done.
Jan  4 13:37:15 patera kernel: Freezing user space processes ... (elapsed 0.01 seconds) done.
Jan  4 13:37:15 patera kernel: Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done.
Jan  4 13:37:15 patera kernel: Suspending console(s) (use no_console_suspend to debug)
Jan  4 13:37:15 patera kernel: sd 0:0:0:0: [sda] Synchronizing SCSI cache
Jan  4 13:37:15 patera kernel: sd 0:0:0:0: [sda] Stopping disk
Jan  4 13:37:15 patera kernel: sd 0:0:0:0: [sda] Starting disk
Jan  4 13:37:15 patera kernel: PM: resume of devices complete after 845.129 msecs
Jan  4 13:37:15 patera kernel: IBM TrackPoint firmware: 0x0e, buttons: 3/3
Jan  4 13:37:15 patera kernel: input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/input/input10
Jan  4 13:37:15 patera kernel: Restarting tasks ... done.
Jan  4 13:37:15 patera kernel: video LNXVIDEO:00: Restoring backlight state
Jan  4 13:37:15 patera acpid: client 4071[0:100] has disconnected
Jan  4 13:37:15 patera acpid: client connected from 4071[0:100]
Jan  4 13:37:15 patera acpid: 1 client rule loaded
Jan  4 13:37:15 patera dhclient: isc-dhclient-4.2.0-P1
Jan  4 13:37:15 patera dhclient: isc-dhclient-4.2.0-P1
Jan  4 13:37:16 patera laptop-mode: Laptop mode
Jan  4 13:37:16 patera laptop-mode: disabled, not active
Jan  4 13:37:17 patera kernel: ata1.00: configured for UDMA/133
Jan  4 13:37:17 patera kernel: ata1: EH complete
Jan  4 13:37:17 patera kernel: sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
Jan  4 13:37:17 patera kernel: EXT4-fs (sda9): re-mounted. Opts: commit=600
Jan  4 13:37:17 patera kernel: EXT4-fs (sda10): re-mounted. Opts: commit=600


will try further and post if something comes up

-----------edit:
found cause, seems like 2.6.37-rc1 is the problem:
http://www.serverphorums.com/read.php?12,224256

Last edited by thok (2011-01-04 12:51:20)

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#3 2011-01-07 10:36:58

betek
Member
From: Tampere, Finland
Registered: 2011-01-03
Posts: 6

Re: Lenovo Thinkpad x200 suspend to ram problem

Yep. I compiled new version of the kernel (2.6.37) and it is fixed there.

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