On 10/15/2012 05:06 PM, Lennart Poettering wrote: > On Mon, 15.10.12 11:40, Federico Di Pierro ([email protected]) wrote: > >> Hi! >> I'm using systemd 194 in archlinux. I read that linux 3.6 comes with >> hybrid-sleep, finally. >> I only rely on systemd to suspend/hibernate (well i use it together with >> tuxonice to hibernate, but i don't think this can be a problem). So I was >> wondering: will i be able to hybrid-sleep with systemd only systemd? Or >> hybrid sleep is still a pm-utils only feature? > > systemd currently has no native support for hybrid suspend+hibernate. It > should be easy to add this though, but I am not entirely sure how to do > this best: > > a) it could be a special option of normal suspend, that is enabled > globally. "systemctl suspend" would then result in this hybrid > suspend+hibernate state to be entered. > > b) or it could be a special option of normal hibernation, that is > enabled globally. "systemctl hibernate" would then result in this hybrid > suspend+hibernate state to be entered. > > c) or it could be an entirely new operation, so that "systemctl hybrid" > or so would be the way to enter this state. > > The low-level kernel implementation implemented this as b). > > Implementing it as a) is probably a bad idea, since the hybrid > suspend+hibernate scheme is much slower than suspend. Newer MacOS > however always goes into hybrid suspend+hibernate where we go into > suspend-only. > > I am tempted to say that we should expose this as c) instead. But that > requires us to think how we should actually call this. "systemctl > hybrid", "systemctl both", "systemctl suspend+hibernate"? All names I > could come up with suck badly, for a variety of reasons. > > Dunno, opinions? > > Lennart >
Reading a topic - http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=62c552ccc3eda1198632a4f344aa32623d226bab … suspend to both … "systemctl suspend-to-both" ;) Cheers, poma _______________________________________________ systemd-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/systemd-devel
