Init y SystemD

Páginas con información de SystemD, en nuevo standard o eso parece.
Para saber si estamos arrancando nuestros S.O. con INIT o Systemd, hay que hacer un pstree y ver el proceso ID = 1

http://www.cyberciti.biz/faq/kill-process-in-linux-or-terminate-a-process-in-unix-or-linux-systems/
http://www.faqs.org/qa/qa-831.html
http://unix.stackexchange.com/questions/89381/is-service-stop-synchronous-or-asynchronous
http://0pointer.de/blog/projects/systemd-for-admins-4.html
http://www.howtogeek.com/216454/how-to-manage-systemd-services-on-a-linux-system/?PageSpeed=noscript
https://www.freedesktop.org/wiki/Software/systemd/TipsAndTricks/
https://freedesktop.org/wiki/Software/systemd/
https://www.freedesktop.org/wiki/Software/systemd/