cvs commit: src/sys/netinet in_gif.c

[Ruslan Ermilov]

On Thu, Dec 09, 2004 at 04:34:52PM +0100, Andre Oppermann wrote:
> Ruslan Ermilov wrote:
> > 
> > On Tue, Dec 07, 2004 at 11:18:15AM +0100, Andre Oppermann wrote:
> > > I hope to remove the ability to have pointers into the routing table
> > > before 6.0 release.
> > >
> > This would make my WIP OBE, which is nice.  But how are you going to
> > compensate for the performance loss of *not* having cached routes?
> 
> Up to a couple of hundred kpps it doesn't matter and the only place
> where we have cached routes is in the various IP[46] tunnels.  The
> caching makes locking of the routing table more complex and expensive.
> Once that can be simplified there is a significant amount of lookup
> cost going away.
> 
Ah right, I keep forgetting you already killed the ip_forward()
cached route.  ;)


Cheers,
-- 
Ruslan Ermilov
ru at FreeBSD.org
FreeBSD committer
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