On Sat, Jul 28, 2012 at 4:20 PM, Menachem Moystoviz <moystovi@xxxxxxxxxxx>wrote: > As far as I can tell from the systemd blog and people's reactions > here, the only advantages systemd offers are: > - Splitting the configuration files, which increases the robustness of > the configuration files > - Daemon supervision > - Bootup speedup by parallelizing the daemons. > However, from the responses of some people, like Jorge Almeida, I see > that the benefits of systemd are also given by other programs. > - It has been suggested in a different thread to implement support for > rc.conf to source other files - which would allow rc.conf to split > cleanly > - As Jorge Almeida suggested, daemontools [1], perp [2] and s6 [3] can > supply daemon supervision *without* changing the init scheme > - A patch [4] has been posted, and possibly added, to NetBSD's > rcorder, which allows daemons to be started concurrently. > > As far as init systems go, it seems to me that while Arch touts using > a BSD-style init, it's actually hacking around sysvinit to > provide a BSD-like interface. This seems wrong to me, as BSD already > provides a robust init framework. > Why simulate that which you can use? > > In addition, people have cried out against several problems with > systemd, which include: > - ini-style configuration vs. shell-style configuration > - Large, monolithic binary > > It seems to me that in addition to adding support for systemd could > ease compatibility with other distro's, > it would be beneficial to add sourcing to rc.conf (or alternatively to > symlink the new systemd configuration files to files in rc.d). > However, the only reason to do so is because systemd is widely used - > i.e. I do not suggest doing this for every init system around. > > In addition, it may be considered to move from systemv to NetBSD's > init, which stays in-line with the simple interface of rc.conf > but adds parallelization and modularity. > Lastly, it may be beneficial to suggest to users to install one of the > daemon monitors. > > In sum, systemd offers some benefits that are covered by other > programs and patches, while drawing much controversy and exacting > a toll which seems a bit too large in the eyes of some users. For this > reason, while we should add compatibility for systemd, we shouldn't > force it down the users throats. > > Just my two cents. > > M > > [1] - http://cr.yp.to/daemontools.html > [2] - http://b0llix.net/perp/ > [3] - http://www.skarnet.org/software/s6/ > [4] - http://forums.freebsd.org/showthread.php?t=25822 (Concurrent > execution of rc-scripts with rcorder(8) ) > here here
