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From: Tim Watts <tw_usenet@dionic.net>
Newsgroups: comp.os.linux.misc
Subject: Re: What distros *don't* use systemd ?
Date: Mon, 08 Sep 2014 22:47:44 +0100
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On 08/09/14 21:29, John Hasler wrote:
> Dan Espen writes:
>> Many of those scripts must be executed in sequence.
>
> Because those particular services must be started in sequence.  No init
> system can do anything about the fact that some services can't start
> until others are running.
>
>> During boot up, everything is controlled by the numbers in the
>> symlinks.
>
> Debian has had dependency-based booting for years

Thoug to be fair that is applied at update-rc.d time and not 
recalculated every time the run level changes.

>
>> Later on, when you might want to restart 2 scripts in a sequence, you
>> are out of luck.
>
> service scriptA restart && service scriptB restart
>
>> Running everything sequentially is slow.
>
> Debian has had parallel booting for years.
>