Re: rc.d script to load kernel modules

From: Chris Rees <utisoft_at_gmail.com>
Date: Mon, 13 Jun 2011 18:00:04 +0100
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?
Received on Mon Jun 13 2011 - 15:00:07 UTC

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