If this flag is not added (can simply toss it into GRUB_CMDLINE_LINUX in /etc/default/grub) the suspend seems to occur normally in the log, but the machine shuts down, and fails to resume correctly.
BIOS Information
Vendor: American Megatrends Inc.
Version: R0280Y6
Release Date: 05/14/2010
BIOS Revision: 2.80
Firmware Revision: 2.80
System Information
Manufacturer: Sony Corporation
Product Name: VPCF11GGX
Version: R5829504
Family: VAIO
---
AlsaVersion:
Advanced Linux Sound Architecture Driver Version 1.0.24.
Compiled on May 23 2011 for kernel 2.6.38-8-generic (SMP).
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC275 Analog [ALC275 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: nemo 2038 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xe8e00000 irq 48'
Mixer name : 'Realtek ALC275'
Components : 'HDA:10ec0275,104d3f00,00100005'
Controls : 19
Simple ctrls : 11
Card1.Amixer.info:
Card hw:1 'NVidia'/'HDA NVidia at 0xe3080000 irq 16'
Mixer name : 'Nvidia GPU 0b HDMI/DP'
Components : 'HDA:10de000b,104d3f00,00100100'
Controls : 16
Simple ctrls : 4
DistroRelease: Ubuntu 11.04
HibernationDevice: RESUME=UUID=367676ab-abb4-4acd-842e-768d168666ad
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
MachineType: Sony Corporation VPCF11GGX
NonfreeKernelModules: nvidia
Package: linux (not installed)
ProcEnviron:
LANGUAGE=en_US:en
PATH=(custom, user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=954d6713-921d-45aa-91f5-a0d5192e2eef ro acpi_sleep=nonvs quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
RelatedPackageVersions:
linux-restricted-modules-2.6.38-8-generic N/A
linux-backports-modules-2.6.38-8-generic N/A
linux-firmware 1.52
Tags: natty
Uname: Linux 2.6.38-8-generic x86_64
UpgradeStatus: Upgraded to natty on 2011-04-20 (89 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
WifiSyslog:
dmi.bios.date: 05/14/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: R0280Y6
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrR0280Y6:bd05/14/2010:svnSonyCorporation:pnVPCF11GGX:pvrR5829504:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VPCF11GGX
dmi.product.version: R5829504
dmi.sys.vendor: Sony Corporation
Oh. This is on a default Natty install, although not a fresh install, so I don't know if this is the sort of thing the installer might have detected and worked around.
Other issues impacting this laptop are bug #791900, bug #791904 and bug #771716