On 07/05/2014 04:30 PM, Patrick O'Callaghan wrote: > On Sat, 2014-07-05 at 15:10 +0200, Timothy Murphy wrote: >> What exactly does systemd do differently that would speed up booting? >> >> One trivial complaint I have with systemd is that I have to type more > > It allows the various components to have specific dependencies so they > can start as soon as everything is in place. Older mechanisms such as > the traditional System V init scripts were much more limited and could > only do this with very ad hoc and buggy per-service tests, so they > mostly didn't. > >> "sudo systemctl restart NetworkManager.service" against >> "sudo service NetworkManager restart". >> Not much difference, perhaps, but to me the necessity of adding >> ".service" >> shows that the developer just didn't think of the user's convenience. >> I know there are rare cases where one has to say something else, >> but why not make the default to add ".service" if nothing is given? >> Or perhaps TAB could complete it? > > +1. One of my pet gripes about systemd is that it introduces a lot of > new terminology without a clear explanation. I still don't understand > the difference between a target and a service. a service is a service .. a target is : "A unit configuration file whose name ends in ".target" encodes information about a target unit of systemd, which is used for grouping units and as well-known synchronization points during start-up." as said in man systemd.target (which i found by "apropos systemd target") HTH, Adrian
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