On Monday 01 February 2010 18:34:46 Jörn Nettingsmeier wrote:
> hi everyone!
>
>
> here's a question for sysadmin type low-latency adepts:
>
> i have a general-purpose notebook that doubles as a lean and mean
> recording machine. it's opensuse, which means it works nicely with most
> bells and whistles, but it also has an awful lot of questionable stuff
> running that interferes with stable low-latency performance.
>
> so i usually boot into a ll kernel and kill everything i don't need for
> the duration of a session.
> to ease that job, i have put the (unused) runlevel 4 back to work:
> basically i copied rc5.d into rc4.d and ruthlessly deleted everything i
> don't want. now "sudo telinit 4" will slim down my process list.
>
> since the runlevel corresponds with the need for a ll kernel, i wonder:
> is there any way to tell the kernel (via grub) to tell init to ignore
> the initdefault in /etc/inittab and go directly to runlevel $FOO?
I wrote a tutorial for configuring to autoboot into emacs -sclang a while ago
here:
http://swiki.hfbk-hamburg.de/MusicTechnology/801
That should cover quite a bit of your needs :)
sincerely,
Marije
>
> and while we're there, doing a kexec instead of a warm reboot would be
> so sexy - has anyone played with that yet?
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Received on Fri Feb 5 20:15:02 2010
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