Advantages of trimmed kernel?
Eric Schuele
e.schuele at computer.org
Sun Dec 10 20:18:59 PST 2006
On 12/10/06 20:30, RW wrote:
> On Monday 11 December 2006 01:47, Juha Saarinen wrote:
>> On 12/11/06, RW <fbsd06 at mlists.homeunix.com> wrote:
>>> As I understand it the argument in favour of smaller kernels isn't that
>>> they free-up memory for other uses, it's that they make better uses of
>>> memory cache.
>>>
>>> OTOH big blocks of code that are rarely entered probably aren't going to
>>> degrade performance much.
>> Security through less code? Hmm, dunno.
>
> Who mentioned security?
>
I don't think anyone did... but the thought is in the right direction I
think.
With a smaller kernel and thus less code floating around... would the
possibility of compromise be less? Sure, in some situations. See
FreeBSD-SA-06:25.kmem.
-Eric
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--
Regards,
Eric
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