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SubjectRe: does hibernate to disk try hard enough to free memory?
Date
Am Tuesday 22 February 2011 schrieb Rafael J. Wysocki:
> On Tuesday, February 22, 2011, Martin Steigerwald wrote:
> > Hi!
> >
> > Since Radeon KMS I often have it that my ThinkPad T42 with 2 MiB of
> > RAM is not able to allocate memory for the hibernation image. Before
> > KMS hibernation only very rarely failed for that reason.
> >
> > Often I run without compositing at all as I believe this might spare
> > some pages as well. But this doesn't always help.
> >
> > It complains that to less pages could be freed. For example with
> > kernel 2.6.37:
> >
> > Feb 16 00:15:00 shambhala kernel: PM: Creating hibernation image:
> > Feb 16 00:15:00 shambhala kernel: PM: Need to copy 186577 pages
> > Feb 16 00:15:00 shambhala kernel: PM: Normal pages needed: 114411 +
> > 1024, available pages: 112767
> > Feb 16 00:15:00 shambhala kernel: PM: Not enough free memory
> > Feb 16 00:15:00 shambhala kernel: PM: Error -12 creating hibernation
> > image Feb 16 00:15:00 shambhala kernel: Extended CMOS year: 2000
> > Feb 16 00:15:00 shambhala kernel: ACPI: Waking up from system sleep
> > state S4
> > Feb 16 00:15:00 shambhala kernel: PM: early recover of devices
> > complete after 0.376 msecs
>
> What's the value in /sys/power/image_size?

shambhala:~> cat /sys/power/image_size
844206080

Should I try with less?

Thanks,
--
Martin 'Helios' Steigerwald - http://www.Lichtvoll.de
GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7
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