hibernation support - lack of distro-wide coordination between systemd, dracut, anaconda, pm-utils and maybe more?

Przemek Klosowski przemek.klosowski at nist.gov
Wed Apr 15 15:10:00 UTC 2015


On 04/15/2015 09:07 AM, Zbigniew Jędrzejewski-Szmek wrote:
>> Maybe swap space should simply be max(4GB, $PhysicalMemory).
>> Actually, isn't 'swap to filesystem' still an option? if so,  maybe
>> swap should be a constant 4GB, and hibernation should create an
>> appropriately sized file on the fly, join it to the swap and use
>> both.
> I think it should be other way around: swap partition big enough to
> hibernate, i.e. the size of RAM, and a dynamnically sized swap
> file if more swap space is needed for non-hibernation data.
>

You're right, that seems like a cool way to do it---a sparse 
/thin-provisioned file that's recreated on every boot.
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