Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: does hibernate to disk try hard enough to free memory? | Date | Tue, 22 Feb 2011 22:09:15 +0100 |
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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?
Rafael
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