what if native systemd service is slower than old sysvinit script?

"Jóhann B. Guðmundsson" johannbg at gmail.com
Thu Sep 15 07:42:27 UTC 2011

On 09/15/2011 05:25 AM, Ralf Corsepius wrote:
>    In general, there are other factors coming into play, such as parallel
> startup using more memory, parallelization not providing many advantages
> on systems with a small number of CPU cores, hard synchronisation points
> in the bootup process, poorly configured "services", ... and finally ...
> bugs.
> Anyway, some more figures: On the same machine, bootup times when
> booting from a (slow) external (IDE) USB2 HD:
> - Fedora 15/i386: ca. 135 secs.
> - Ubuntu 11.04/i386: ca. 70 secs.
> [Here bootup time: Wirst watch measured time from "grub prompt" to
> "login screen"]
> It shows the effect of slow disks (60secs w/ internal HD vs. 2.15
> minutes w/ USB HD), but raises questions on why Ubuntu appears to be so
> much faster in this configuration.

Could you run systemd-analyze plot > bootup.svg and post it somewhere 


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