[systemd-devel] systemd unit timer

[Dave Howorth]

Sorry Jérémy ROSEN had munged the headers so a reply went only to
him!!!! :( :(

Here's a copy for the list.


Begin forwarded message:

Date: Sun, 9 Aug 2020 20:16:19 +0100
From: Dave Howorth <systemd at howorth.org.uk>
To: Jérémy ROSEN <jeremy.rosen at smile.fr>
Subject: Re: [systemd-devel] systemd unit timer


On Sun, 9 Aug 2020 18:42:36 +0200
Jérémy ROSEN <jeremy.rosen at smile.fr> wrote:
> You could create a timer that starts another timer...  

Sorry, are you answering my question? (Top-posting makes it difficult
to understand without context)

If so, why might I want to do that and why couldn't I do it using cron?

If you're answering the OP's question then perhaps make that clear, but
again why couldn't that be done using cron?

Why invent yet another mechanism?

> Le dim. 9 août 2020 à 16:56, Dave Howorth <systemd at howorth.org.uk> a
> écrit :
>   
> > On Sun, 9 Aug 2020 15:54:55 +0300
> > Andrei Borzenkov <arvidjaar at gmail.com> wrote:    
> > > 09.08.2020 13:40, Vini Harimoorthy пишет:    
> > > > In that case, it will run only in Oct,Nov, & Dec. But, I want to
> > > > run the timer unit weekly after a specific calendar date & time.
> > > > How to specify if I want to run some task on every 12 hours
> > > > after Jan'2021 (start from future date & time)
> > > >    
> > >
> > > That's not possible using systemd timer as of now. There was
> > > similar discussion just recently (a week or two ago).    
> >
> > Is there anywhere that explains the rationale for systemd timers?
> >
> > What's their USP? Why was it necessary to invent the facility?
> > _______________________________________________
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> > https://lists.freedesktop.org/mailman/listinfo/systemd-devel
> >