FW: Parallellizing the boot in Debian Squeeze - ready for wider testing
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From: Celejar on 6 May 2010 18:50 On Thu, 6 May 2010 23:31:15 +0300 Alexander Batischev <eual.jp(a)gmail.com> wrote: > > These days, the init.d script dependencies in Squeeze are quite > > complete, so complete that it is actually possible to run all the > > init.d scripts in parallell based on these dependencies. If you want > > to test your Squeeze system, make sure dependency based boot > > sequencing is enabled, and add this line to /etc/default/rcS: > > > > CONCURRENCY=makefile > > > > That is it. It will cause sysv-rc to use the startpar tool to run > > scripts in parallel using the dependency information stored in > > /etc/init.d/.depend.boot, /etc/init.d/.depend.start and > > /etc/init.d/.depend.stop to order the scripts. Startpar is configured > > to try to start the kdm and gdm scripts as early as possible, and will > > start the facilities required by kdm or gdm as early as possible to > > make this happen. > > > > Give it a try, and see if you like the result. If some services fail > > to start properly, it is most likely because they have incomplete > > init.d script dependencies in their startup script (or some of their > > dependent scripts have incomplete dependencies). Report bugs and get > > the package maintainers to fix it. :) > > Well, I did that and restarted system. I didn't notice any errors, and > system doesn't boot faster or slower than usual. Don't know is it good > or bad news, though… The last time we discussed this, it was claimed that there will be no difference on single core systems: http://lists.debian.org/debian-user/2009/09/msg00721.html I have a single core (Celeron M) system - should I bother with this at all? Celejar -- foffl.sourceforge.net - Feeds OFFLine, an offline RSS/Atom aggregator mailmin.sourceforge.net - remote access via secure (OpenPGP) email ssuds.sourceforge.net - A Simple Sudoku Solver and Generator -- To UNSUBSCRIBE, email to debian-user-REQUEST(a)lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster(a)lists.debian.org Archive: http://lists.debian.org/20100506184743.09f79826.celejar(a)gmail.com |