[systemd-devel] wake from sleep on systemd timer

[Lennart Poettering]

On Mon, 06.05.13 23:00, Kai Krakow (hurikhan77 at gmail.com) wrote:

Heya,

> Are there any plans to enable waking the system from sleep upon some timer 
> events defined in systemd units? By no means it should wake up on every 
> timer. But it should be able to wake the system for specially labelled timer 
> units and after finishing them put the system back to sleep (except some 
> user activity has been detected).
> 
> My curiosity comes from the idea to have, for example, a backup job running 
> each night.
> 
> As an alternative I'd like systemd to catch up missed timers upon boot if 
> they are labelled with some sort of importance and have not been run since 
> the last successful schedule. Is that already possible? I know anachron has 
> such capabilities, but since systemd has cron-like capabilities I'd rather 
> like to completely move away from any sort of cron.
> 
> As a rough idea, maybe that could be implemented by some sort of
> 
> Type=dontmiss
> Type=catchup

We currently lack both features, but both of them are high up on our
TODO list!

Lennart

-- 
Lennart Poettering - Red Hat, Inc.