On Mon, Jun 13, 2011 at 10:40 AM, Chris Rees <utisoft_at_gmail.com> wrote: > > On 13 Jun 2011 18:24, "Garrett Cooper" <yanegomi_at_gmail.com> wrote: >> >> On Mon, Jun 13, 2011 at 10:00 AM, Chris Rees <utisoft_at_gmail.com> wrote: >> > On 13 Jun 2011 17:24, "Julian Elischer" <julian_at_freebsd.org> wrote: >> >> >> >> On 6/12/11 11:20 PM, Daniel Braniss wrote: >> >>>> >> >>>> On 6/12/2011 1:56 AM, Jason Hellenthal wrote: >> >>>> >> >>>>> Cutting modules out of the kernel in general does help speed up >> >>>>> booting >> >>>>> but loading those same modules later in the boot process will just >> >>>>> lead >> >>>>> you back to the same boot time. >> >>>> >> >>>> Loading modules via loader.conf is many times slower than doing it >> >>>> from >> >>>> disk after the system is partially booted. (As in, 2-3 seconds per >> >>>> module vs. nearly instantaneous for all 6.) >> >>>> >> >>>> I didn't offer my list as an example of what to do, I offered it as a >> >>>> syntax example. I would of course expect people to use appropriate >> >>>> discretion to load things in loader.conf that are necessary for boot. >> >>>> (Of course, the fact that people can easily get this wrong is a >> >>>> strike >> >>>> against the technique.) >> >>>> >> >>>> There is no point in having an _enable for this script because if the >> >>>> kld_list is empty, nothing happens. >> >>>> >> >>> Doug's solution is what we have been using for a very long time! >> >>> >> >>> the loader.conf solution is not practical when it's shared among many >> >>> hosts -like here where most of the hosts are dataless-, so, moving the >> > not >> >>> essential ones to rc.conf was the obvious solution. >> >> >> >> >> >> what would be REALLY cool would be the ability to make loader.conf have >> > some sort of conditional >> >> clauses.. >> >> >> >> e.g. if MAC== 01:02:03:04:05:06 >> >> blah >> >> >> >> >> > >> > Isn't it just a shell script? >> >> The values are eval'ed from Forth-code, not /bin/sh -- so it's not >> a shell script in the way that you're generally used to :). >> But yes, it could be made conditional. > > I was talking about rc.conf.... is that Forth too? No, that's definitely bourne shell, but it breaks some tools like Devin Taske's sysrc, etc if you use that :). I thought you were talking about what gets read in with device.hints / loader.conf / loader.rc. Thanks! -GarrettReceived on Mon Jun 13 2011 - 16:38:03 UTC
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