Bug#766039: please document debug-shell.service in README.Debian

[Zbigniew Jędrzejewski-Szmek]

On Mon, Oct 20, 2014 at 01:02:25PM +0200, Stefano Zacchiroli wrote:
> Package: systemd
> Version: 215-5+b1
> Severity: wishlist
> 
> Please document in README.Debian information about how to enable the
> debug-shell service for debugging bootup/shutdown problems. Something like the
> following (credit: Tollef For Heen) would do:
> 
> > For bootup problems:
> > systemctl enable debug-shell.service
> > 
> > For shutdown problems
> > systemctl start debug-shell.service
> > 
> > This enables a debug shell on tty9.
> > 
> > Then look at the output of systemctl list-jobs to figure out which bit is
> > hanging on shutdown/startup and start digging from there.
systemd.debug-shell on the command-line is often a better option.

Zbyszek