Re: suspend/resume fails on second attempt in LNXVIDEO:00

Rafael J. Wysocki
2008-12-16T16:14:15Z

On Tuesday, 16 of December 2008, Brian J. Murrell wrote:
> On Tue, 16 Dec 2008 16:25:37 +0100, Rafael J. Wysocki wrote:
>
> > Because the hal-driven whitelist allows us to match systems in a more
> > detailed way. If your system is in the s2ram whitelist already and
> > works with it, there shouldn't be any difference.
>
> Unfortunately, Ubuntu in their "wisdom" removed s2ram and claim "s2both"
> supersedes it in that it does both suspend to disk and suspend to ram and
> then suspends, but if your battery dies while suspended you can still
> resume from the suspend to disk.

Hm, this really isn't reasonable. s2both saves the image, which takes quite
a lot of time, while s2ram doesn't. Also, s2both is not really ACPI-compliant.

> > Still, I was only considering that as a debugging aid in your case,
> > because s2ram works in the minimal configuration, while hald doesn't.
>
> Right. I will give s2both a try and see what happens... no joy. It
> fails to even run without the swap device mounted, and my swap device is
> not big enough to hibernate to anyway. Damn you Ubuntu.

You can compile s2ram from sources, it's not too difficult.

> > That's a bit of new information.
> >
> > What's the list of modules loaded in the minimal configuration?
>
> Module Size Used by
> ext3 130568 1
> jbd 53908 1 ext3
> mbcache 16004 1 ext3
> loop 22540 2
> usb_storage 78656 0
> libusual 30356 1 usb_storage
> sd_mod 41240 2
> crc_t10dif 10112 1 sd_mod
> sr_mod 21956 0
> cdrom 42272 1 sr_mod
> sg 36148 0
> ahci 37260 1
> ata_piix 29700 0
> pata_acpi 12288 0
> ata_generic 13060 0
> libata 176160 4 ahci,ata_piix,pata_acpi,ata_generic
> scsi_mod 156948 5 usb_storage,sd_mod,sr_mod,sg,libata
> 8139too 31744 0
> 8139cp 27776 0
> mii 13440 2 8139too,8139cp
> ehci_hcd 41996 0
> uhci_hcd 30352 0
> usbcore 149392 5 usb_storage,libusual,ehci_hcd,uhci_hcd
> thermal 23708 0
> processor 49708 3 thermal
> fan 12676 0
> fuse 58780 3

Hm. Is that all loaded when you boot with init=/bin/bash (by which I mean the
minimal config)?

Rafael